# BIND 8C FPGA Validation Board

## Description

First physical validation board for the fixed BIND\_8C fabric on the Lattice LFE5U\-85F\-6CABGA381, with USB\-C host bridging, SPI configuration flash, persistent prototype storage, independent JTAG, and extensive bring\-up access\.

## Project Details

- **Owner:** bindcompute
- **Created:** 9/10/2026
- **Last Updated:** 9/15/2026
- **Visibility:** Public
- **Stars:** 2
- **Copies:** 1

## Key Components

### D1 — [USBLC6\-2SC6](https://flux.ai/vasy_skral/usblc6-2sc6~g1b.md)

- Manufacturer Part Number: USBLC6\-2SC6
- Symbol Style: parametric\-v1
- License: https://creativecommons\.org/licenses/by/4\.0/
- Part Type: Protection
- Role Details: USB D\+ and D\- ESD protection
- Manufacturer Name: STMicroelectronics
- Datasheet URL: https://www\.st\.com/content/ccc/resource/technical/document/datasheet/06/1d/48/9c/6c/20/4a/b2/CD00050750\.pdf/files/CD00050750\.pdf/jcr:content/translations/en\.CD00050750\.pdf
- Role: USB ESD
- LCSC Part Number: C7519
- Functional Group: 5V Input and USB

**Pins:**
- GND [pin 2]
- I/O1 [pin 6]
- I/O1 [pin 1]
- I/O2 [pin 3]
- I/O2 [pin 4]
- VBUS [pin 5]

### D2 — [SMAJ5\.0A\-Q](https://flux.ai/lcsc/smaj5p0a-q~a86n.md)

- Functional Group: 5V Input and Protection
- Package or Case Code: SMA\_L4\.4\-W2\.8\-LS5\.1\-RD
- Manufacturer Part Number: SMAJ5\.0A\-Q
- Manufacturer Name: BOURNS
- Role Details: 5 V input surge clamp
- Role: VBUS TVS
- License: https://creativecommons\.org/licenses/by/4\.0/
- Part Type: TVS
- LCSC Part Number: C1869355
- Datasheet URL: https://www\.lcsc\.com/datasheet/C1869355\.pdf?spm=wm\.sxq\.inf\.ggs&lcsc\_vid=T1kIXgFeT1NaU1RXQFBbUlUHT1cKU1NXFVBeX1VSTlAxVlNeR1VeUVFRTlBbUzsOAxUeFF5JWBYZEEoKFBINSQcJGk4dAgUUFAk%3D

**Pins:**
- A [pin 2]
- C [pin 1]

### D3 — [BAT54H,115](https://flux.ai/jecstronic/bat54hc115~nbk.md)

- License: https://creativecommons\.org/licenses/by/4\.0/
- Functional Group: FPGA Clock and Reset
- Datasheet URL: https://assets\.nexperia\.com/documents/data\-sheet/BAT54H\.pdf
- Role Details: Diode\-isolates FPGA reset from the shared manual reset switch\.
- Manufacturer Name: Nexperia USA Inc\.
- Part Type: Diode
- Role: Isolation
- Manufacturer Part Number: BAT54H,115

**Pins:**
- A [pin 2]
- K [pin 1]

### D4 — [BAT54H,115](https://flux.ai/jecstronic/bat54hc115~nbk.md)

- License: https://creativecommons\.org/licenses/by/4\.0/
- Role Details: Diode\-isolates MCU NRST from the shared manual reset switch\.
- Functional Group: FPGA Clock and Reset
- Datasheet URL: https://assets\.nexperia\.com/documents/data\-sheet/BAT54H\.pdf
- Manufacturer Name: Nexperia USA Inc\.
- Role: Isolation
- Part Type: Diode
- Manufacturer Part Number: BAT54H,115

**Pins:**
- A [pin 2]
- K [pin 1]

### J1 — [USB4105\-GF\-A](https://flux.ai/adrian95/usb4105-gf-a~im9.md)

- Role Details: USB 2\.0 data\-capable replacement for defective locked library entry
- Part Type: USB C
- Role: USB\-C Receptacle
- License: https://creativecommons\.org/licenses/by/4\.0/
- Symbol Style: parametric\-v1
- Functional Group: 5V Input and USB
- Manufacturer Name: GCT
- Manufacturer Name: GCT
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/user\-uploaded/c2c7fba82d64960d510c5688ccda39e92973a3ef64f0758ccd8dce8a07cbda76\.pdf
- Manufacturer Part Number: USB4105\-GF\-A

**Pins:**
- CC1 [pin A5]
- CC2 [pin B5]
- DN1 [pin A7]
- DN2 [pin B7]
- DP1 [pin A6]
- DP2 [pin B6]
- GND [pin A1\_B12]
- GND\_\_1 [pin B1\_A12]
- SBU1 [pin A8]
- SBU2 [pin B8]
- SHELL\_GND [pin SH1]
- SHELL\_GND\_\_1 [pin SH2]
- SHELL\_GND\_\_2 [pin SH3]
- SHELL\_GND\_\_3 [pin SH4]
- VBUS [pin A4\_B9]
- VBUS\_\_1 [pin B4\_A9]

### J2 — [1040310811](https://flux.ai/lcsc/1040310811~3fri.md)

- LCSC Part Number: C585350
- Package or Case Code: SIM\-SMD\_8P\-1040310811
- Role Details: MCU\-side prototype storage
- JLCPCB Part Class: Extended Part
- Symbol Style: parametric\-v1
- Manufacturer Name: MOLEX
- Manufacturer Part Number: 1040310811
- Role: microSD Socket
- Datasheet URL: https://www\.lcsc\.com/datasheet/C585350\.pdf?spm=wm\.sxq\.inf\.ggs&lcsc\_vid=FlVZVVIFFgBeVAVTT1BXUgFfEwJeVlBfEwVcAlMHRAQxVlNeR1deVlRSQFdaXzsOAxUeFF5JWBYZEEoKFBINSQcJGk4dAgUUFAk%3D
- Part Type: SIM Card Connectors
- Functional Group: microSD Storage

**Pins:**
- 10 [pin 10]
- 11 [pin 11]
- 12 [pin 12]
- 13 [pin 13]
- 14 [pin 14]
- 9 [pin 9]
- CD/DAT3 [pin 2]
- CLK [pin 5]
- CMD [pin 3]
- DAT0 [pin 7]
- DAT1 [pin 8]
- DAT2 [pin 1]
- VDD [pin 4]
- VSS [pin 6]

### J3 — [TSW\-105\-07\-G\-D](https://flux.ai/adrian95/tsw-105-07-g-d.md)

- Part Type: Connector
- Manufacturer Name: Samtec
- Role: JTAG Header
- Manufacturer Part Number: TSW\-105\-07\-G\-D
- License: https://creativecommons\.org/licenses/by/4\.0/
- Functional Group: FPGA JTAG
- Datasheet URL: https://suddendocs\.samtec\.com/prints/tsw\-xxx\-xx\-xxx\-x\-xx\-xxx\-mkt\.pdf
- Role Details: Independent FPGA JTAG with VREF and grounds

**Pins:**
- 01 [pin 01]
- 02 [pin 02]
- 03 [pin 03]
- 04 [pin 04]
- 05 [pin 05]
- 06 [pin 06]
- 07 [pin 07]
- 08 [pin 08]
- 09 [pin 09]
- 10 [pin 10]

### J4 — [M50\-3500542](https://flux.ai/adrian95/m50-3500542~4sb.md)

- Role: SWD Header
- Part Type: Connectors
- Manufacturer Name: Harwin
- Datasheet URL: https://content\.harwin\.com/m/d0f746354cedd7a4/original/PD002\-Product\-Datasheet\-ARCHER\-M50\-and\-M52\-ranges\-BBi\.pdf
- Symbol Style: parametric\-v1
- Role Details: MCU SWD programming/debug
- Mount: Through Hole
- Functional Group: STM32 Host
- Manufacturer Part Number: M50\-3500542
- License: https://creativecommons\.org/licenses/by/4\.0/

**Pins:**
- 1 [pin 1]
- 10 [pin 10]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
- 6 [pin 6]
- 7 [pin 7]
- 8 [pin 8]
- 9 [pin 9]

### J5 — [TSW\-110\-07\-G\-D](https://flux.ai/adrian95/tsw-110-07-g-d~s5q.md)

- Role: Expansion Header
- Manufacturer Name: SAMTEC
- License: https://creativecommons\.org/licenses/by/4\.0/
- Role Details: Low\-speed SPI I2C UART CAN\-ready GPIO and power; no internal BIND bus
- Manufacturer Part Number: TSW\-110\-07\-G\-D
- Functional Group: Future Expansion
- Package or Case Code: TSW\-110\-XX\-YY\-D
- Datasheet URL: http://suddendocs\.samtec\.com/catalog\_english/tsw\_th\.pdf
- Part Type: Connector

**Pins:**
- 1 [pin 1]
- 10 [pin 10]
- 11 [pin 11]
- 12 [pin 12]
- 13 [pin 13]
- 14 [pin 14]
- 15 [pin 15]
- 16 [pin 16]
- 17 [pin 17]
- 18 [pin 18]
- 19 [pin 19]
- 2 [pin 2]
- 20 [pin 20]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
- 6 [pin 6]
- 7 [pin 7]
- 8 [pin 8]
- 9 [pin 9]

### J6 — [TSW\-105\-07\-G\-D](https://flux.ai/adrian95/tsw-105-07-g-d.md)

- Part Type: Connector
- Role: Connector
- Manufacturer Name: Samtec
- Manufacturer Part Number: TSW\-105\-07\-G\-D
- License: https://creativecommons\.org/licenses/by/4\.0/
- Datasheet URL: https://suddendocs\.samtec\.com/prints/tsw\-xxx\-xx\-xxx\-x\-xx\-xxx\-mkt\.pdf
- Role Details: Auxiliary 5 V input header\. Odd pins are AUX\_5V\_IN and enter TPS2121 IN2; even pins are GND\. Source is reverse\-current isolated before the existing U7/Q1 protected 5V\_MAIN chain\.
- Functional Group: 5V Input and Protection

**Pins:**
- 01 [pin 01]
- 02 [pin 02]
- 03 [pin 03]
- 04 [pin 04]
- 05 [pin 05]
- 06 [pin 06]
- 07 [pin 07]
- 08 [pin 08]
- 09 [pin 09]
- 10 [pin 10]

### Q1 — [AO3400A](https://flux.ai/adrian95/ao3400a~ug9.md)

- Datasheet URL: https://media\.digikey\.com/pdf/Data%20Sheets/Alpha%20&%20Omega/AO3400A\_ds\.pdf
- Manufacturer Part Number: AO3400A
- Functional Group: Power Input
- Manufacturer Name: Alpha & Omega Semiconductor Inc\.
- License: https://creativecommons\.org/licenses/by/4\.0/
- Role: Reverse Polarity Protection
- Part Type: Transistor

**Pins:**
- D [pin 3]
- G [pin 1]
- S [pin 2]

### SW1 — [434123043816](https://flux.ai/silicon-yard/434123043816.md)

- Manufacturer Part Number: 434123043816
- Role: Switching
- Functional Group: FPGA Clock and Reset
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/user\-uploaded/0c826312ad255f59a78fc262307a6aec36b1b26d9e56f71c12b166f606cbd328\.pdf
- Part Type: Electromechanical Components
- Mount: Surface Mount
- Role Details: Manual shared reset; diode\-isolated assertion of FPGA\_RST\_N and MCU\_NRST\.
- Manufacturer Name: Würth

**Pins:**
- COM [pin 1]
- NO [pin 2]

### SW2 — [434123043816](https://flux.ai/silicon-yard/434123043816.md)

- Manufacturer Part Number: 434123043816
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/user\-uploaded/0c826312ad255f59a78fc262307a6aec36b1b26d9e56f71c12b166f606cbd328\.pdf
- Role Details: Manual FPGA PROGRAMN
- Part Type: Electromechanical Components
- Role: Switching
- Mount: Surface Mount
- Manufacturer Name: Würth
- Functional Group: FPGA Configuration

**Pins:**
- COM [pin 1]
- NO [pin 2]

### TP11 — BIND\_WIRE\_LAND\_SMD\_V2

- Manufacturer Name: BIND Compute
- Part Type: Connectors
- Package or Case Code: SMD
- Mount: Surface Mount
- Functional Group: Host SPI Wire ECO
- Current Rating: 0\.5A
- Manufacturer Part Number: BIND\-WIRE\-LAND\-0709\-V2

**Pins:**
- Pin 1 [pin 1]

### TP14 — BIND\_WIRE\_LAND\_SMD\_V2

- Manufacturer Name: BIND Compute
- Part Type: Connectors
- Package or Case Code: SMD
- Functional Group: Host SPI Wire ECO
- Mount: Surface Mount
- Current Rating: 0\.5A
- Manufacturer Part Number: BIND\-WIRE\-LAND\-0709\-V2

**Pins:**
- Pin 1 [pin 1]

### TP25 — BIND\_WIRE\_LAND\_SMD\_V2

- Manufacturer Name: BIND Compute
- Part Type: Connectors
- Package or Case Code: SMD
- Functional Group: Host SPI Wire ECO
- Mount: Surface Mount
- Current Rating: 0\.5A
- Manufacturer Part Number: BIND\-WIRE\-LAND\-0709\-V2

**Pins:**
- Pin 1 [pin 1]

### TP26 — BIND\_WIRE\_LAND\_SMD\_V2

- Manufacturer Name: BIND Compute
- Part Type: Connectors
- Package or Case Code: SMD
- Mount: Surface Mount
- Current Rating: 0\.5A
- Manufacturer Part Number: BIND\-WIRE\-LAND\-0709\-V2
- Functional Group: Host SPI Wire ECO

**Pins:**
- Pin 1 [pin 1]

### TP27 — BIND\_WIRE\_LAND\_SMD\_V2

- Manufacturer Name: BIND Compute
- Part Type: Connectors
- Package or Case Code: SMD
- Functional Group: Host SPI Wire ECO
- Mount: Surface Mount
- Current Rating: 0\.5A
- Manufacturer Part Number: BIND\-WIRE\-LAND\-0709\-V2

**Pins:**
- Pin 1 [pin 1]

### TP28 — BIND\_WIRE\_LAND\_SMD\_V2

- Manufacturer Name: BIND Compute
- Part Type: Connectors
- Package or Case Code: SMD
- Mount: Surface Mount
- Current Rating: 0\.5A
- Functional Group: Host SPI Wire ECO
- Manufacturer Part Number: BIND\-WIRE\-LAND\-0709\-V2

**Pins:**
- Pin 1 [pin 1]

### TP29 — BIND\_WIRE\_LAND\_SMD\_V2

- Manufacturer Name: BIND Compute
- Role: Assembly Wire Land
- Part Type: Connectors
- Package or Case Code: SMD
- Functional Group: Host SPI Wire ECO
- Mount: Surface Mount
- Current Rating: 0\.5A
- Role Details: Local solder land beside U2 PA5 for fitted SCK wire
- Manufacturer Part Number: BIND\-WIRE\-LAND\-0709\-V2

**Pins:**
- Pin 1 [pin 1]

### TP30 — BIND\_WIRE\_LAND\_SMD\_V2

- Manufacturer Name: BIND Compute
- Part Type: Connectors
- Package or Case Code: SMD
- Role Details: Local solder land beside J5 pin 7 for fitted SCK wire
- Role: Assembly Wire Land
- Mount: Surface Mount
- Functional Group: Host SPI Wire ECO
- Current Rating: 0\.5A
- Manufacturer Part Number: BIND\-WIRE\-LAND\-0709\-V2

**Pins:**
- Pin 1 [pin 1]

### TP31 — BIND\_WIRE\_LAND\_SMD\_V2

- Manufacturer Name: BIND Compute
- Functional Group: Host SPI Wire ECO
- Role: Assembly Wire Land
- Part Type: Connectors
- Package or Case Code: SMD
- Role Details: Local top\-side solder land connected to U2:PA15 \(pin 38\) for fitted CS\_N wire R67; U2:PA4 is no\-connect\.
- Mount: Surface Mount
- Current Rating: 0\.5A
- Manufacturer Part Number: BIND\-WIRE\-LAND\-0709\-V2

**Pins:**
- Pin 1 [pin 1]

### TP32 — BIND\_WIRE\_LAND\_SMD\_V2

- Manufacturer Name: BIND Compute
- Role: Assembly Wire Land
- Part Type: Connectors
- Package or Case Code: SMD
- Functional Group: Host SPI Wire ECO
- Mount: Surface Mount
- Role Details: Local solder land beside J5 pin 10 for fitted CS\_N wire
- Current Rating: 0\.5A
- Manufacturer Part Number: BIND\-WIRE\-LAND\-0709\-V2

**Pins:**
- Pin 1 [pin 1]

### TP33 — BIND\_WIRE\_LAND\_SMD\_V2

- Functional Group: Host SPI Wire ECO
- Manufacturer Name: BIND Compute
- Part Type: Connectors
- Package or Case Code: SMD
- Role: Isolation
- Mount: Surface Mount
- Current Rating: 0\.5A
- Role Details: Local top\-side solder land connected to U2:PB4 \(pin 40\) for fitted MISO wire R69; U2:PA6 is no\-connect\.
- Manufacturer Part Number: BIND\-WIRE\-LAND\-0709\-V2

**Pins:**
- Pin 1 [pin 1]

### TP5 — BIND\_WIRE\_LAND\_SMD\_V2

- Manufacturer Name: BIND Compute
- Role Details: Local solder land for Host\-SPI fitted insulated wire
- Part Type: Connectors
- Package or Case Code: SMD
- Functional Group: Host SPI Wire ECO
- Mount: Surface Mount
- Role: Coupling
- Current Rating: 0\.5A
- Manufacturer Part Number: BIND\-WIRE\-LAND\-0709\-V2

**Pins:**
- Pin 1 [pin 1]

### TP9 — BIND\_WIRE\_LAND\_SMD\_V2

- Manufacturer Name: BIND Compute
- Part Type: Connectors
- Package or Case Code: SMD
- Mount: Surface Mount
- Functional Group: Host SPI Wire ECO
- Current Rating: 0\.5A
- Manufacturer Part Number: BIND\-WIRE\-LAND\-0709\-V2

**Pins:**
- Pin 1 [pin 1]

### U1 — LFE5U\-85F\-6BG381C

- Role Details: BIND\_8C fabric; exact CABGA381 pin map from locked board pack
- Manufacturer Part Number: LFE5U\-85F\-6BG381C
- Functional Group: FPGA Core and Configuration
- Manufacturer Name: Lattice Semiconductor
- Role: FPGA
- Datasheet URL: https://www\.latticesemi\.com/\-/media/LatticeSemi/Documents/DataSheets/ECP5/FPGA\-DS\-02012\-3\-3\-ECP5\-ECP5G\-Family\-Data\-Sheet\.ashx?document\_id=50461

**Pins:**
- CCLK [pin U3]
- CFG\_0 [pin U4]
- CFG\_1 [pin T4]
- CFG\_2 [pin R4]
- DONE [pin Y3]
- GND\_B14 [pin B14]
- GND\_B7 [pin B7]
- GND\_C19 [pin C19]
- GND\_D4 [pin D4]
- GND\_F13 [pin F13]
- GND\_F14 [pin F14]
- GND\_F7 [pin F7]
- GND\_F8 [pin F8]
- GND\_G10 [pin G10]
- GND\_G11 [pin G11]
- GND\_G12 [pin G12]
- GND\_G13 [pin G13]
- GND\_G14 [pin G14]
- GND\_G15 [pin G15]
- GND\_G17 [pin G17]
- GND\_G4 [pin G4]
- GND\_G6 [pin G6]
- GND\_G7 [pin G7]
- GND\_G8 [pin G8]
- GND\_G9 [pin G9]
- GND\_H19 [pin H19]
- GND\_J10 [pin J10]
- GND\_J11 [pin J11]
- GND\_J12 [pin J12]
- GND\_J14 [pin J14]
- GND\_J2 [pin J2]
- GND\_J7 [pin J7]
- GND\_J9 [pin J9]
- GND\_K10 [pin K10]
- GND\_K11 [pin K11]
- GND\_K12 [pin K12]
- GND\_K14 [pin K14]
- GND\_K15 [pin K15]
- GND\_K6 [pin K6]
- GND\_K7 [pin K7]
- GND\_K9 [pin K9]
- GND\_L10 [pin L10]
- GND\_L11 [pin L11]
- GND\_L12 [pin L12]
- GND\_L9 [pin L9]
- GND\_M10 [pin M10]
- GND\_M11 [pin M11]
- GND\_M12 [pin M12]
- GND\_M14 [pin M14]
- GND\_M16 [pin M16]
- GND\_M2 [pin M2]
- GND\_M7 [pin M7]
- GND\_M9 [pin M9]
- GND\_N14 [pin N14]
- GND\_N15 [pin N15]
- GND\_N6 [pin N6]
- GND\_N7 [pin N7]
- GND\_P11 [pin P11]
- GND\_P12 [pin P12]
- GND\_P13 [pin P13]
- GND\_P14 [pin P14]
- GND\_P7 [pin P7]
- GND\_P8 [pin P8]
- GND\_R19 [pin R19]
- GND\_T10 [pin T10]
- GND\_T11 [pin T11]
- GND\_T12 [pin T12]
- GND\_T13 [pin T13]
- GND\_T14 [pin T14]
- GND\_T15 [pin T15]
- GND\_T6 [pin T6]
- GND\_T7 [pin T7]
- GND\_T8 [pin T8]
- GND\_T9 [pin T9]
- GND\_U10 [pin U10]
- GND\_U11 [pin U11]
- GND\_U12 [pin U12]
- GND\_U13 [pin U13]
- GND\_U14 [pin U14]
- GND\_U15 [pin U15]
- GND\_U6 [pin U6]
- GND\_U7 [pin U7]
- GND\_U8 [pin U8]
- GND\_U9 [pin U9]
- GND\_V10 [pin V10]
- GND\_V11 [pin V11]
- GND\_V12 [pin V12]
- GND\_V13 [pin V13]
- GND\_V14 [pin V14]
- GND\_V15 [pin V15]
- GND\_V16 [pin V16]
- GND\_V17 [pin V17]
- GND\_V18 [pin V18]
- GND\_V19 [pin V19]
- GND\_V20 [pin V20]
- GND\_V5 [pin V5]
- GND\_V6 [pin V6]
- GND\_V7 [pin V7]
- GND\_V8 [pin V8]
- GND\_V9 [pin V9]
- GND\_W12 [pin W12]
- GND\_W15 [pin W15]
- GND\_W16 [pin W16]
- GND\_W19 [pin W19]
- GND\_W20 [pin W20]
- GND\_W6 [pin W6]
- GND\_W7 [pin W7]
- GND\_Y11 [pin Y11]
- GND\_Y12 [pin Y12]
- GND\_Y14 [pin Y14]
- GND\_Y15 [pin Y15]
- GND\_Y16 [pin Y16]
- GND\_Y17 [pin Y17]
- GND\_Y19 [pin Y19]
- GND\_Y5 [pin Y5]
- GND\_Y6 [pin Y6]
- GND\_Y7 [pin Y7]
- GND\_Y8 [pin Y8]
- INITN [pin V3]
- PB11A [pin V2]
- PB11B [pin W2]
- PB13A [pin T2]
- PB13B [pin U2]
- PB15A [pin R2]
- PB15B [pin R3]
- PB18A [pin T3]
- PB4A [pin R1]
- PB4B [pin T1]
- PB6A [pin U1]
- PB6B [pin V1]
- PB9A [pin W1]
- PB9B [pin Y2]
- PL11A [pin A4]
- PL11B [pin A5]
- PL11C [pin B5]
- PL11D [pin C5]
- PL14A [pin C4]
- PL14B [pin B4]
- PL14C [pin A3]
- PL14D [pin B3]
- PL17A [pin E4]
- PL17B [pin D5]
- PL17C [pin C3]
- PL17D [pin D3]
- PL20A [pin F4]
- PL20B [pin E3]
- PL20C [pin E5]
- PL20D [pin F5]
- PL35A [pin A2]
- PL35B [pin B1]
- PL35C [pin B2]
- PL35D [pin C2]
- PL38A [pin C1]
- PL38B [pin D1]
- PL38C [pin D2]
- PL38D [pin E1]
- PL41A [pin H4]
- PL41B [pin G5]
- PL41C [pin H5]
- PL41D [pin H3]
- PL44A [pin G3]
- PL44B [pin F3]
- PL44C [pin F2]
- PL44D [pin E2]
- PL47A [pin G2]
- PL47B [pin F1]
- PL47C [pin H2]
- PL47D [pin G1]
- PL50A [pin J4]
- PL50B [pin J5]
- PL50C [pin J3]
- PL50D [pin K3]
- PL53A [pin K2]
- PL53B [pin J1]
- PL53C [pin H1]
- PL53D [pin K1]
- PL56A [pin K4]
- PL56B [pin K5]
- PL56C [pin L4]
- PL56D [pin L5]
- PL77A [pin M5]
- PL83A [pin M4]
- PL83B [pin N5]
- PL83C [pin N4]
- PL83D [pin P5]
- PL86A [pin N3]
- PL86B [pin M3]
- PL86C [pin L3]
- PL86D [pin L2]
- PL89A [pin N2]
- PL89B [pin M1]
- PL89C [pin L1]
- PL89D [pin N1]
- PL92A [pin P1]
- PL92B [pin P2]
- PL92C [pin P3]
- PL92D [pin P4]
- PR11A [pin C18]
- PR11B [pin D17]
- PR11C [pin E16]
- PR11D [pin F16]
- PR14A [pin D18]
- PR14B [pin E17]
- PR14C [pin E18]
- PR14D [pin F18]
- PR17A [pin F17]
- PR17B [pin G18]
- PR17C [pin G16]
- PR17D [pin H16]
- PR20A [pin H18]
- PR20B [pin H17]
- PR20C [pin J17]
- PR20D [pin J16]
- PR29A [pin K16]
- PR29B [pin K17]
- PR35A [pin C20]
- PR35B [pin D19]
- PR35C [pin D20]
- PR35D [pin E19]
- PR38A [pin E20]
- PR38B [pin F19]
- PR38C [pin F20]
- PR38D [pin G20]
- PR41A [pin G19]
- PR41B [pin H20]
- PR41C [pin J18]
- PR41D [pin K18]
- PR44A [pin J19]
- PR44B [pin K19]
- PR44C [pin J20]
- PR44D [pin K20]
- PR47A [pin L20]
- PR47B [pin M20]
- PR47C [pin L19]
- PR47D [pin M19]
- PR50A [pin L16]
- PR50B [pin L17]
- PR50C [pin L18]
- PR50D [pin M18]
- PR53A [pin N16]
- PR53B [pin M17]
- PR53C [pin N18]
- PR53D [pin P17]
- PR56A [pin N17]
- PR56B [pin P16]
- PR56C [pin R16]
- PR56D [pin R17]
- PR77A [pin T16]
- PR83A [pin N19]
- PR83B [pin N20]
- PR83C [pin P19]
- PR83D [pin P18]
- PR86A [pin P20]
- PR86B [pin R20]
- PR86C [pin T20]
- PR86D [pin U20]
- PR89A [pin T19]
- PR89B [pin R18]
- PR89C [pin U19]
- PR89D [pin T18]
- PR92A [pin U18]
- PR92B [pin U17]
- PR92C [pin U16]
- PR92D [pin T17]
- PROGRAMN [pin W3]
- PT103A [pin A15]
- PT105A [pin B15]
- PT105B [pin C15]
- PT107A [pin D15]
- PT107B [pin E15]
- PT110A [pin A16]
- PT110B [pin B16]
- PT112A [pin C16]
- PT112B [pin D16]
- PT114A [pin B17]
- PT114B [pin C17]
- PT116A [pin A17]
- PT116B [pin B18]
- PT119A [pin A18]
- PT119B [pin B19]
- PT11A [pin C6]
- PT11B [pin C7]
- PT121A [pin A19]
- PT121B [pin B20]
- PT13A [pin E8]
- PT13B [pin D8]
- PT15A [pin C8]
- PT15B [pin B8]
- PT18A [pin A7]
- PT18B [pin A8]
- PT20A [pin D9]
- PT20B [pin E9]
- PT4A [pin A6]
- PT4B [pin B6]
- PT54A [pin C9]
- PT56A [pin D10]
- PT56B [pin E10]
- PT58A [pin B9]
- PT58B [pin C10]
- PT60A [pin A9]
- PT60B [pin B10]
- PT63A [pin A10]
- PT63B [pin A11]
- PT65A [pin B11]
- PT65B [pin C11]
- PT69A [pin D11]
- PT69B [pin E11]
- PT6A [pin E6]
- PT6B [pin D6]
- PT71A [pin B12]
- PT71B [pin C12]
- PT74A [pin D12]
- PT74B [pin E12]
- PT76A [pin A12]
- PT76B [pin A13]
- PT78A [pin B13]
- PT78B [pin C13]
- PT80A [pin D13]
- PT80B [pin E13]
- PT83A [pin A14]
- PT83B [pin C14]
- PT85A [pin D14]
- PT85B [pin E14]
- PT9A [pin E7]
- PT9B [pin D7]
- RESERVED [pin W9]
- RESERVED [pin W13]
- RESERVED [pin W14]
- RESERVED [pin W4]
- RESERVED [pin W17]
- RESERVED [pin W10]
- RESERVED [pin W8]
- RESERVED [pin W5]
- RESERVED [pin W11]
- RESERVED [pin W18]
- TCK [pin T5]
- TDI [pin R5]
- TDO [pin V4]
- TMS [pin U5]
- VCC\_H10 [pin H10]
- VCC\_H11 [pin H11]
- VCC\_H12 [pin H12]
- VCC\_H13 [pin H13]
- VCC\_H8 [pin H8]
- VCC\_H9 [pin H9]
- VCC\_J13 [pin J13]
- VCC\_J8 [pin J8]
- VCC\_K13 [pin K13]
- VCC\_K8 [pin K8]
- VCC\_L13 [pin L13]
- VCC\_L8 [pin L8]
- VCC\_M13 [pin M13]
- VCC\_M8 [pin M8]
- VCC\_N10 [pin N10]
- VCC\_N11 [pin N11]
- VCC\_N12 [pin N12]
- VCC\_N13 [pin N13]
- VCC\_N8 [pin N8]
- VCC\_N9 [pin N9]
- VCCAUX\_F15 [pin F15]
- VCCAUX\_F6 [pin F6]
- VCCAUX\_P15 [pin P15]
- VCCAUX\_P6 [pin P6]
- VCCIO0\_F10 [pin F10]
- VCCIO0\_F9 [pin F9]
- VCCIO1\_F11 [pin F11]
- VCCIO1\_F12 [pin F12]
- VCCIO2\_H14 [pin H14]
- VCCIO2\_H15 [pin H15]
- VCCIO2\_J15 [pin J15]
- VCCIO3\_L14 [pin L14]
- VCCIO3\_L15 [pin L15]
- VCCIO3\_M15 [pin M15]
- VCCIO6\_L6 [pin L6]
- VCCIO6\_L7 [pin L7]
- VCCIO6\_M6 [pin M6]
- VCCIO7\_H6 [pin H6]
- VCCIO7\_H7 [pin H7]
- VCCIO7\_J6 [pin J6]
- VCCIO8\_P10 [pin P10]
- VCCIO8\_P9 [pin P9]

### U2 — [STM32F411CEU6](https://flux.ai/adrian95/stm32f411ceu6~wwt.md)

- Functional Group: STM32 Host
- License: https://creativecommons\.org/licenses/by/4\.0/
- Manufacturer Part Number: STM32F411CEU6
- Datasheet URL: \{"text":"https://www\.mouser\.com/datasheet/2/389/stm32f411ce\-1851085\.pdf","type":"link","value":"https://www\.mouser\.com/datasheet/2/389/stm32f411ce\-1851085\.pdf"\}
- Manufacturer Name: STMicroelectronics
- Role: Host MCU
- Part Type: Microcontroller
- Role Details: STM32F411 host MCU; PA9 senses raw USB VBUS through 4\.7 kΩ/10 kΩ divider\. Physical pin 6 is PH1\-OSC\_OUT despite the library label PH0\-OSC\_OUT\.

**Pins:**
- BOOT0 [pin 44]
- EP [pin 49]
- NRST [pin 7]
- PA0 [pin 10]
- PA1 [pin 11]
- PA10 [pin 31]
- PA11 [pin 32]
- PA12 [pin 33]
- PA13 [pin 34]
- PA14 [pin 37]
- PA15 [pin 38]
- PA2 [pin 12]
- PA3 [pin 13]
- PA4 [pin 14]
- PA5 [pin 15]
- PA6 [pin 16]
- PA7 [pin 17]
- PA8 [pin 29]
- PA9 [pin 30]
- PB0 [pin 18]
- PB1 [pin 19]
- PB10 [pin 21]
- PB12 [pin 25]
- PB13 [pin 26]
- PB14 [pin 27]
- PB15 [pin 28]
- PB2 [pin 20]
- PB3 [pin 39]
- PB4 [pin 40]
- PB5 [pin 41]
- PB6 [pin 42]
- PB7 [pin 43]
- PB8 [pin 45]
- PB9 [pin 46]
- PC13 [pin 2]
- PC14\-OSC32\_IN [pin 3]
- PC15\-OSC32\_OUT [pin 4]
- PH0\-OSC\_IN [pin 5]
- PH0\-OSC\_OUT [pin 6]
- VBAT [pin 1]
- VCAP\_1 [pin 22]
- VDD\_1 [pin 24]
- VDD\_2 [pin 36]
- VDD\_3 [pin 48]
- VDDA/VREF\+ [pin 9]
- VSS\_1 [pin 23]
- VSS\_2 [pin 35]
- VSS\_3 [pin 47]
- VSSA/VREF\- [pin 8]

### U3 — [W25Q128JVSIQ](https://flux.ai/lcsc/w25q128jvsiq~l1kt.md)

- Package or Case Code: SOIC\-8\_L5\.3\-W5\.3\-P1\.27\-LS8\.0\-BL
- Product Info Url: https://lcsc\.com/product\-detail/FLASH\_Winbond\-Elec\-W25Q128JVSIQ\_C113767\.html
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/1912111437\_Winbond\-Elec\-W25Q128JVSIQ\_C113767\.pdf
- Role Details: 128 Mbit FPGA Master\-SPI configuration flash
- Part Type: NOR FLASH
- Manufacturer Part Number: W25Q128JVSIQ
- Role: Configuration Flash
- JLCPCB Part Class: Extended Part
- Functional Group: FPGA Configuration
- LCSC Part Number: C113767
- Manufacturer Name: WINBOND\(华邦\)

**Pins:**
- \~\{CS\} [pin 1]
- CLK [pin 6]
- DI\(IO0\) [pin 5]
- DO\(IO1\) [pin 2]
- GND [pin 4]
- HOLD\#orRESET\#\(IO3\) [pin 7]
- VCC [pin 8]
- WP\#\(IO2\) [pin 3]

### U4 — [TPS62826DMQR](https://flux.ai/lcsc/tps62826dmqr~4mw.md)

- Role Details: 1\.1 V / 1\.5 A target FPGA core rail
- Role: 1V1 Buck Regulator
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: TPS62826DMQR
- Part Type: DC\-DC Converters
- Manufacturer Name: TI\(德州仪器\)
- Package or Case Code: VSON\-6\_L1\.5\-W1\.5\-P0\.50\-TL
- Functional Group: 1V1 Power
- LCSC Part Number: C2073319

**Pins:**
- EN [pin 1]
- FB [pin 3]
- GND [pin 4]
- PG [pin 2]
- SW [pin 5]
- VIN [pin 6]

### U5 — [TLV1117\-25IDCYR](https://flux.ai/adrian95/tlv1117-25idcyr~tvk.md)

- License: https://creativecommons\.org/licenses/by/4\.0/
- Manufacturer Part Number: TLV1117\-25IDCYR
- Functional Group: 2V5 Power
- Datasheet URL: https://www\.ti\.com/general/docs/suppproductinfo\.tsp?distId=10&gotoUrl=https%3A%2F%2Fwww\.ti\.com%2Flit%2Fgpn%2Ftlv1117
- Role Details: 2\.5 V / 0\.5 A target FPGA auxiliary rail
- Part Type: Integrated Circuit
- Manufacturer Name: Texas Instruments
- Role: 2V5 Regulator

**Pins:**
- GND [pin 1]
- VI [pin 3]
- VO [pin 2]

### U6 — [TPS621351RGXR](https://flux.ai/lcsc/tps621351rgxr~raf.md)

- Datasheet URL: https://www\.ti\.com/lit/ds/symlink/tps62135\.pdf
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: TPS621351RGXR
- Role: 3V3 Buck Regulator
- Functional Group: 3V3 Power
- Part Type: DC\-DC Converters
- Role Details: 3\.3 V buck: VSEL low, FB2 grounded, FB uses 560 kΩ/150 kΩ divider, 1 µH inductor, 10 µF input, 20 µF nominal output and 3\.3 nF soft\-start\.
- Package or Case Code: VQFN\-11\_L2\.0\-W3\.0\-P0\.50\-L\_TI\_RGX
- Manufacturer Name: TI\(德州仪器\)
- LCSC Part Number: C2070706

**Pins:**
- EN [pin 8]
- FB [pin 5]
- FB [pin 4]
- GND [pin 3]
- MODE [pin 10]
- PG [pin 7]
- SS/TR [pin 9]
- SW [pin 2]
- VIN [pin 1]
- VOS [pin 6]
- VSEL [pin 11]

### U7 — [MP5016GQH\-Z](https://flux.ai/monolithicpower/mp5016gqh-z~mgj.md)

- Package or Case Code: QFN10\-1p5X2\_MNP
- Functional Group: 5V Input and Protection
- Datasheet URL: https://www\.monolithicpower\.com/en/documentview/productdocument/index/version/2/document\_type/Datasheet/lang/en/sku/MP5016GQH\-Z
- Role Details: Existing 5 V input current limiting/surge\-control and external Q1 reverse\-blocking stage\. VCC is supplied only from TPS2121 MUX\_5V\_OUT, so both USB and AUX inputs traverse this protection before 5V\_MAIN\.
- Role: Input Protection
- Manufacturer Name: Monolithic Power Systems
- Product Image Url: https://www\.monolithicpower\.com/pub/media/catalog/product/M/P/MP5016\_428\_1\.jpg
- Product Info Url: https://www\.monolithicpower\.com/en/catalog/product/view/id/428?utm\_source=ultralibrarian&utm\_medium=component\_search&utm\_campaign=listing
- Manufacturer Part Number: MP5016GQH\-Z

**Pins:**
- DV/DT [pin 10]
- EN [pin 9]
- GATE [pin 8]
- GND [pin 3]
- ILIMIT [pin 4]
- MODE [pin 5]
- SOURCE [pin 6]
- SOURCE [pin 7]
- VCC [pin 1]
- VCC [pin 2]

### U8 — [TPS2121RUXR](https://flux.ai/lcsc/tps2121ruxr~qidv.md)

- Manufacturer Part Number: TPS2121RUXR
- Product Info Url: https://lcsc\.com/product\-detail/New\-Arrivals\_Texas\-Instruments\-Texas\-Instruments\-TPS2121RUXR\_C485916\.html
- Package or Case Code: VQFN\-HR\-12\_L2\.5\-W2\.0\-P0\.50\-BL
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/2001181534\_Texas\-Instruments\-TPS2121RUXR\_C485916\.pdf
- Functional Group: 5V Input and Protection
- Role Details: TPS2121 USB\-priority dual\-input power mux: IN1=raw USB\_VBUS, IN2=AUX\_5V\_IN, CP2/OV1/OV2 grounded, PR1 tied to USB\_VBUS\. Reverse\-current blocking prevents source backfeed; 1\.95 A limit is compatible with the 2 A 5V\_MAIN budget\. OUT feeds U7/Q1, preserving downstream surge/current/reverse\-blocking protection\.
- JLCPCB Part Class: Extended Part
- Part Type: Battery Management ICs
- LCSC Part Number: C485916
- Manufacturer Name: TI\(德州仪器\)
- Role: Protection

**Pins:**
- CP2 [pin 3]
- GND [pin 12]
- ILM [pin 10]
- IN1 [pin 7]
- IN2 [pin 2]
- OUT [pin 1]
- OUT [pin 8]
- OV1 [pin 5]
- OV2 [pin 4]
- PR1 [pin 6]
- SS [pin 11]
- ST [pin 9]

### Y1 — [SiT1602BI\-72\-33E\-25\.000000](https://flux.ai/lcsc/sit1602bi-72-33e-25p000000~y6yg.md)

- Role: FPGA Clock
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/2304140030\_SiTime\-SiT1602BI\-72\-33E\-25\-000000\_C347729\.pdf
- Part Type: Pre\-programmed Oscillators
- Product Info Url: https://lcsc\.com/product\-detail/Others\_SiTime\-SiT1602BI\-72\-33E\-25\-000000\_C347729\.html
- JLCPCB Part Class: Extended Part
- LCSC Part Number: C347729
- Manufacturer Part Number: SiT1602BI\-72\-33E\-25\.000000
- Manufacturer Name: SITIME
- Role Details: 25 MHz LVCMOS oscillator; same\-frequency package variant substitution
- Package or Case Code: OSC\-SMD\_4P\-L2\.0\-W1\.6\-BL\_SIT8008BI\-72\-33E\-54\.000000
- Functional Group: FPGA Clock and Reset

**Pins:**
- GND [pin 2]
- OE/ST/NC [pin 1]
- OUT [pin 3]
- VDD [pin 4]

### Y2 — [CSTNE8M00G55A000R0](https://flux.ai/adrian95/cstne8m00g55a000r0~5qx.md)

- Manufacturer Part Number: CSTNE8M00G55A000R0
- Role: Signal Generation
- Part Type: Oscillator
- Functional Group: STM32 Host
- License: https://creativecommons\.org/licenses/by/4\.0/
- Datasheet URL: https://www\.murata\.com/en/products/productdata/8801161674782/SPEC\-CSTNE8M00G55A000R0\.pdf
- Manufacturer Name: Murata Electronics
- Role Details: 8 MHz resonator for STM32 HSE

**Pins:**
- GND [pin 2]
- INPUT [pin 1]
- OUTPUT [pin 3]

*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://flux\.ai/bindcompute/bind\-8c\-fpga\-validation\-board\~w0](https://flux.ai/bindcompute/bind-8c-fpga-validation-board~w0).*

---

*Generated from [https://flux\.ai/bindcompute/bind\-8c\-fpga\-validation\-board\~w0](https://flux.ai/bindcompute/bind-8c-fpga-validation-board~w0)*