# 70A ESC AFHDS Receiver
## Description
Integrated 70A 3S-5S LiPo brushless ESC with STM32F405 motor control and Flysky AFHDS 2A receiver using an A7105 RF transceiver for a waterproof RC boat application.
## Project Details
- **Owner:** giulioz
- **Created:** 8/1/2026
- **Last Updated:** 8/1/2026
- **Visibility:** Public
## Key Components
### BT1 — 300-10021-02 Rev D High-Current Terminal Post
- Package or Case Code: SIP
- Part Type: Connectors
- Role Details: Battery positive; user-provided 300-10021-02 Rev D post
- Role: Terminal
- Datasheet URL: https://cdn.flux.ai/project/chat/attachments/300-10021-02-rev-D-2917b518-1b7b-45f3-a5e1-939927b2f7de.PDF
- Manufacturer Name: Pennestri Enterprises
- Mount: Through Hole
- Current Rating: 70A
**Pins:**
- Terminal [pin 1]
### BT2 — 300-10021-02 Rev D High-Current Terminal Post
- Part Type: Connectors
- Package or Case Code: SIP
- Current Rating: 70A
- Role: Terminal
- Role Details: Battery negative; user-provided 300-10021-02 Rev D post
- Datasheet URL: https://cdn.flux.ai/project/chat/attachments/300-10021-02-rev-D-2917b518-1b7b-45f3-a5e1-939927b2f7de.PDF
- Mount: Through Hole
- Manufacturer Name: Pennestri Enterprises
**Pins:**
- Terminal [pin 1]
### D1 — [PESD3V3L1BA-N](https://www.flux.ai/lcsc/pesd3v3l1ba-n~de00.md)
- JLCPCB Part Class: Extended Part
- Diode Type: TVS Diode
- Role: Protection
- Manufacturer Name: BORN(伯恩半导体)
- Part Type: TVS
- Reverse Voltage: 3.3V
- Product Info Url: https://lcsc.com/product-detail/Others_Bourne-Semicon-Shenzhen-PESD3V3L1BA-N_C316020.html
- Role Details: Bidirectional 3.3V TVS at CH3 external signal.
- Package or Case Code: SOD-323_L1.8-W1.3-LS2.5-BI
- Forward Voltage: 0.9V
- LCSC Part Number: C316020
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1810301031_BORN-PESD3V3L1BA-N_C316020.pdf
- Manufacturer Part Number: PESD3V3L1BA-N
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
### D2 — [PESD3V3L1BA-N](https://www.flux.ai/lcsc/pesd3v3l1ba-n~de00.md)
- LCSC Part Number: C316020
- Manufacturer Part Number: PESD3V3L1BA-N
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1810301031_BORN-PESD3V3L1BA-N_C316020.pdf
- Package or Case Code: SOD-323_L1.8-W1.3-LS2.5-BI
- Forward Voltage: 0.9V
- Part Type: TVS
- Manufacturer Name: BORN(伯恩半导体)
- Reverse Voltage: 3.3V
- Product Info Url: https://lcsc.com/product-detail/Others_Bourne-Semicon-Shenzhen-PESD3V3L1BA-N_C316020.html
- Diode Type: TVS Diode
- Role Details: Bidirectional 3.3V TVS at CH4 external signal/link.
- JLCPCB Part Class: Extended Part
- Role: Protection
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
### J1 — [Pin Header 01x03 2.54mm Vertical for Servo Motor](https://www.flux.ai/project-x/pin-header-01x03-2p54mm-vertical-for-servo-motor~jl.md)
- Part Type: Connector
- Role Details: CH1 steering servo header: signal, 6V_SERVO, GND; shared rail capacity is 5 A total across CH1/CH3/CH4/CH5.
- License: https://creativecommons.org/licenses/by/4.0/
- Role: Power Conversion
**Pins:**
- 5v [pin 2]
- Data [pin 3]
- Gnd [pin 1]
### J2 — [Pin Header 01x03 2.54mm Vertical for Servo Motor](https://www.flux.ai/project-x/pin-header-01x03-2p54mm-vertical-for-servo-motor~jl.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Role Details: CH3 dual-purpose servo/bind header. At startup PA1 is input with pull-up; bind plug is signal-to-GND only, then firmware may switch PA1 to TIM output. 6V remains servo power only.
- Part Type: Connector
- Role: Signal Mixing / Detection
**Pins:**
- 5v [pin 2]
- Data [pin 3]
- Gnd [pin 1]
### J3 — [Pin Header 01x03 2.54mm Vertical for Servo Motor](https://www.flux.ai/project-x/pin-header-01x03-2p54mm-vertical-for-servo-motor~jl.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Role Details: CH4 servo or protected 3.3V open-drain half-duplex link. Inter-board cable is CH4 SIGNAL + GND ONLY; 6V pins MUST NOT be connected or paralleled.
- Role: Logic-level Shifting
- Part Type: Connector
**Pins:**
- 5v [pin 2]
- Data [pin 3]
- Gnd [pin 1]
### J4 — [U.FL-R-SMT-1](https://www.flux.ai/vasy_skral/ufl-r-smt-1~yly.md)
- Manufacturer Name: Hirose Electric Co Ltd
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/Hirose%20PDFs/UFL%20Series.pdf
- Role Details: U.FL board receptacle for external antenna pigtail; use IP67 U.FL-to-SMA bulkhead cable in enclosure
- Part Type: Connector
- Manufacturer Part Number: U.FL-R-SMT-1
- Role: RF Tuning / Matching
**Pins:**
- 1 [pin 1]
- 2 [pin 2-1]
- 3 [pin 2-2]
### J5 — [Pin Header 01x03 2.54mm Vertical for Servo Motor](https://www.flux.ai/project-x/pin-header-01x03-2p54mm-vertical-for-servo-motor~jl.md)
- Part Type: Connector
- Role: Power Conversion
- License: https://creativecommons.org/licenses/by/4.0/
- Role Details: CH5 servo header: signal, 6V_SERVO, GND; shared rail capacity is 5 A total across all four headers.
**Pins:**
- 5v [pin 2]
- Data [pin 3]
- Gnd [pin 1]
### MP1 — 300-10021-02 Rev D High-Current Terminal Post
- Role: Terminal
- Datasheet URL: https://cdn.flux.ai/project/chat/attachments/300-10021-02-rev-D-2917b518-1b7b-45f3-a5e1-939927b2f7de.PDF
- Manufacturer Name: Pennestri Enterprises
- Mount: Through Hole
- Role Details: Motor phase 1; user-provided 300-10021-02 Rev D post
- Part Type: Connectors
- Package or Case Code: SIP
- Current Rating: 70A
**Pins:**
- Terminal [pin 1]
### MP2 — 300-10021-02 Rev D High-Current Terminal Post
- Role: Terminal
- Part Type: Connectors
- Package or Case Code: SIP
- Role Details: Motor phase 2; user-provided 300-10021-02 Rev D post
- Manufacturer Name: Pennestri Enterprises
- Mount: Through Hole
- Datasheet URL: https://cdn.flux.ai/project/chat/attachments/300-10021-02-rev-D-2917b518-1b7b-45f3-a5e1-939927b2f7de.PDF
- Current Rating: 70A
**Pins:**
- Terminal [pin 1]
### MP3 — 300-10021-02 Rev D High-Current Terminal Post
- Package or Case Code: SIP
- Part Type: Connectors
- Role: Terminal
- Role Details: Motor phase 3; user-provided 300-10021-02 Rev D post
- Datasheet URL: https://cdn.flux.ai/project/chat/attachments/300-10021-02-rev-D-2917b518-1b7b-45f3-a5e1-939927b2f7de.PDF
- Mount: Through Hole
- Manufacturer Name: Pennestri Enterprises
- Current Rating: 70A
**Pins:**
- Terminal [pin 1]
### Q1 — IPTC007N06NM5ATMA1
- Manufacturer Part Number: IPTC007N06NM5ATMA1
- Role: Switching
- Datasheet URL: https://www.infineon.com/assets/row/public/documents/24/49/infineon-iptc007n06nm5-datasheet-en.pdf?fileId=8ac78c8c8412f8d3018456c4fee309c9
- Role Details: Phase 1 high-side TOLT MOSFET; top exposed drain contacts external heatsink
- Package or Case Code: POWERDIP
- Manufacturer Name: Infineon
- Part Type: Transistors
**Pins:**
- Drain [pin 10]
- Drain [pin 14]
- Drain [pin 13]
- Drain [pin 16]
- Drain [pin 11]
- Drain [pin 9]
- Drain [pin 12]
- Drain [pin 15]
- Drain Tab [pin Thermal Pad]
- Gate [pin 8]
- Source [pin 6]
- Source [pin 3]
- Source [pin 2]
- Source [pin 1]
- Source [pin 5]
- Source [pin 4]
- Source [pin 7]
### Q2 — IPTC007N06NM5ATMA1
- Part Type: Transistors
- Role Details: Phase 1 low-side TOLT MOSFET; top exposed drain contacts external heatsink
- Manufacturer Name: Infineon
- Package or Case Code: POWERDIP
- Role: Switching
- Datasheet URL: https://www.infineon.com/assets/row/public/documents/24/49/infineon-iptc007n06nm5-datasheet-en.pdf?fileId=8ac78c8c8412f8d3018456c4fee309c9
- Manufacturer Part Number: IPTC007N06NM5ATMA1
**Pins:**
- Drain [pin 10]
- Drain [pin 14]
- Drain [pin 13]
- Drain [pin 16]
- Drain [pin 11]
- Drain [pin 9]
- Drain [pin 12]
- Drain [pin 15]
- Drain Tab [pin Thermal Pad]
- Gate [pin 8]
- Source [pin 6]
- Source [pin 3]
- Source [pin 2]
- Source [pin 1]
- Source [pin 5]
- Source [pin 4]
- Source [pin 7]
### Q3 — IPTC007N06NM5ATMA1
- Package or Case Code: POWERDIP
- Datasheet URL: https://www.infineon.com/assets/row/public/documents/24/49/infineon-iptc007n06nm5-datasheet-en.pdf?fileId=8ac78c8c8412f8d3018456c4fee309c9
- Part Type: Transistors
- Role: Switching
- Manufacturer Name: Infineon
- Manufacturer Part Number: IPTC007N06NM5ATMA1
- Role Details: Phase 2 high-side TOLT MOSFET; top exposed drain contacts external heatsink
**Pins:**
- Drain [pin 10]
- Drain [pin 14]
- Drain [pin 13]
- Drain [pin 16]
- Drain [pin 11]
- Drain [pin 9]
- Drain [pin 12]
- Drain [pin 15]
- Drain Tab [pin Thermal Pad]
- Gate [pin 8]
- Source [pin 6]
- Source [pin 3]
- Source [pin 2]
- Source [pin 1]
- Source [pin 5]
- Source [pin 4]
- Source [pin 7]
### Q4 — IPTC007N06NM5ATMA1
- Package or Case Code: POWERDIP
- Datasheet URL: https://www.infineon.com/assets/row/public/documents/24/49/infineon-iptc007n06nm5-datasheet-en.pdf?fileId=8ac78c8c8412f8d3018456c4fee309c9
- Part Type: Transistors
- Manufacturer Name: Infineon
- Manufacturer Part Number: IPTC007N06NM5ATMA1
- Role Details: Phase 2 low-side TOLT MOSFET; top exposed drain contacts external heatsink
- Role: Switching
**Pins:**
- Drain [pin 10]
- Drain [pin 14]
- Drain [pin 13]
- Drain [pin 16]
- Drain [pin 11]
- Drain [pin 9]
- Drain [pin 12]
- Drain [pin 15]
- Drain Tab [pin Thermal Pad]
- Gate [pin 8]
- Source [pin 6]
- Source [pin 3]
- Source [pin 2]
- Source [pin 1]
- Source [pin 5]
- Source [pin 4]
- Source [pin 7]
### Q5 — IPTC007N06NM5ATMA1
- Manufacturer Part Number: IPTC007N06NM5ATMA1
- Part Type: Transistors
- Manufacturer Name: Infineon
- Role: Switching
- Role Details: Phase 3 high-side TOLT MOSFET; top exposed drain contacts external heatsink
- Package or Case Code: POWERDIP
- Datasheet URL: https://www.infineon.com/assets/row/public/documents/24/49/infineon-iptc007n06nm5-datasheet-en.pdf?fileId=8ac78c8c8412f8d3018456c4fee309c9
**Pins:**
- Drain [pin 10]
- Drain [pin 14]
- Drain [pin 13]
- Drain [pin 16]
- Drain [pin 11]
- Drain [pin 9]
- Drain [pin 12]
- Drain [pin 15]
- Drain Tab [pin Thermal Pad]
- Gate [pin 8]
- Source [pin 6]
- Source [pin 3]
- Source [pin 2]
- Source [pin 1]
- Source [pin 5]
- Source [pin 4]
- Source [pin 7]
### Q6 — IPTC007N06NM5ATMA1
- Datasheet URL: https://www.infineon.com/assets/row/public/documents/24/49/infineon-iptc007n06nm5-datasheet-en.pdf?fileId=8ac78c8c8412f8d3018456c4fee309c9
- Package or Case Code: POWERDIP
- Manufacturer Name: Infineon
- Part Type: Transistors
- Role Details: Phase 3 low-side TOLT MOSFET; top exposed drain contacts external heatsink
- Manufacturer Part Number: IPTC007N06NM5ATMA1
- Role: Switching
**Pins:**
- Drain [pin 10]
- Drain [pin 14]
- Drain [pin 13]
- Drain [pin 16]
- Drain [pin 11]
- Drain [pin 9]
- Drain [pin 12]
- Drain [pin 15]
- Drain Tab [pin Thermal Pad]
- Gate [pin 8]
- Source [pin 6]
- Source [pin 3]
- Source [pin 2]
- Source [pin 1]
- Source [pin 5]
- Source [pin 4]
- Source [pin 7]
### U1 — [STM32F405RGT6TR](https://www.flux.ai/lcsc/stm32f405rgt6tr~bzic.md)
- Reference Design URL: https://github.com/vedderb/bldc-hardware/blob/master/design/STM32F4%2064LQFP.sch
- Part Type: ST Microelectronics
- Manufacturer Name: ST(意法半导体)
- Package or Case Code: LQFP-64_L10.0-W10.0-P0.50-LS12.0-BL
- Role: Main MCU
- LCSC Part Number: C2054141
- Manufacturer Part Number: STM32F405RGT6TR
- JLCPCB Part Class: Extended Part
- Role Details: STM32F405RGT6 single MCU for VESC motor control plus AFHDS/A7105 receiver decoding
**Pins:**
- BOOT0 [pin 60]
- NRST [pin 7]
- PA0_WKUP [pin 14]
- PA1 [pin 15]
- PA10 [pin 43]
- PA11 [pin 44]
- PA12 [pin 45]
- PA13 [pin 46]
- PA14 [pin 49]
- PA15 [pin 50]
- PA2 [pin 16]
- PA3 [pin 17]
- PA4 [pin 20]
- PA5 [pin 21]
- PA6 [pin 22]
- PA7 [pin 23]
- PA8 [pin 41]
- PA9 [pin 42]
- PB0 [pin 26]
- PB1 [pin 27]
- PB10 [pin 29]
- PB11 [pin 30]
- PB12 [pin 33]
- PB13 [pin 34]
- PB14 [pin 35]
- PB15 [pin 36]
- PB2 [pin 28]
- PB3 [pin 55]
- PB4 [pin 56]
- PB5 [pin 57]
- PB6 [pin 58]
- PB7 [pin 59]
- PB8 [pin 61]
- PB9 [pin 62]
- PC0 [pin 8]
- PC1 [pin 9]
- PC10 [pin 51]
- PC11 [pin 52]
- PC12 [pin 53]
- PC13 [pin 2]
- PC14 [pin 3]
- PC15 [pin 4]
- PC2 [pin 10]
- PC3 [pin 11]
- PC4 [pin 24]
- PC5 [pin 25]
- PC6 [pin 37]
- PC7 [pin 38]
- PC8 [pin 39]
- PC9 [pin 40]
- PD2 [pin 54]
- PH0 [pin 5]
- PH1 [pin 6]
- VBAT [pin 1]
- VCAP_1 [pin 31]
- VCAP_2 [pin 47]
- VDD [pin 32]
- VDD [pin 64]
- VDD [pin 48]
- VDD [pin 19]
- VDDA [pin 13]
- VSS [pin 18]
- VSS [pin 63]
- VSSA [pin 12]
### U2 — [DRV8302DCA](https://www.flux.ai/adrian95/drv8302dca~ak4.md)
- Reference Design URL: https://github.com/vedderb/bldc-hardware/blob/master/design/Power.sch
- Manufacturer Part Number: DRV8302DCA
- Part Type: Integrated Circuit
- Datasheet URL: http://www.ti.com/lit/ds/symlink/drv8302.pdf
- License: https://creativecommons.org/licenses/by/4.0/
- Role: Gate Driver
- Role Details: DRV8302 3-phase MOSFET gate driver kept close to VESC 4.12 reference
- Manufacturer Name: Texas Instruments
**Pins:**
- AGND [pin 28]
- AVDD [pin 27]
- BIAS [pin 49]
- BST_A [pin 48]
- BST_B [pin 43]
- BST_BK [pin 52]
- BST_C [pin 38]
- COMP [pin 2]
- CP1 [pin 14]
- CP2 [pin 15]
- DC_CAL [pin 12]
- DTC [pin 7]
- DVDD [pin 23]
- EN_BUCK [pin 55]
- EN_GATE [pin 16]
- GAIN [pin 10]
- GH_A [pin 47]
- GH_B [pin 42]
- GH_C [pin 37]
- GL_A [pin 45]
- GL_B [pin 40]
- GL_C [pin 35]
- GND [pin 57]
- GVDD [pin 13]
- INH_A [pin 17]
- INH_B [pin 19]
- INH_C [pin 21]
- INL_A [pin 18]
- INL_B [pin 20]
- INL_C [pin 22]
- M_OC [pin 9]
- M_PWM [pin 8]
- NFAULT [pin 6]
- NOCTW [pin 5]
- OC_ADJ [pin 11]
- PH_1 [pin 50]
- PH_2 [pin 51]
- PVDD1 [pin 29]
- PVDD2_1 [pin 53]
- PVDD2_2 [pin 54]
- PWRGD [pin 4]
- REF [pin 24]
- RT_CLK [pin 1]
- SH_A [pin 46]
- SH_B [pin 41]
- SH_C [pin 36]
- SL_A [pin 44]
- SL_B [pin 39]
- SL_C [pin 34]
- SN1 [pin 33]
- SN2 [pin 31]
- SO1 [pin 25]
- SO2 [pin 26]
- SP1 [pin 32]
- SP2 [pin 30]
- SS_TR [pin 56]
- VSENSE [pin 3]
### U3 — [LMQ61460AFSQRJRRQ1](https://www.flux.ai/lcsc/lmq61460afsqrjrrq1~05pt.md)
- JLCPCB Part Class: Extended Part
- Reference Design URL: https://www.ti.com/lit/ds/symlink/lmq61460-q1.pdf
- Manufacturer Name: TI(德州仪器)
- LCSC Part Number: C1518767
- Manufacturer Part Number: LMQ61460AFSQRJRRQ1
- Role Details: Dedicated 6V servo BEC; 3–36V input, 6A synchronous buck family, sized for 6V/5A peak servo output
- Role: Switching Regulator
- Part Type: DC-DC Converters
- Package or Case Code: VQFN-14-HR_L4.0-W3.5-BL_LMQ61460AFSQRJRRQ1
**Pins:**
- AGND [pin 3]
- BIAS [pin 1]
- CBOOT [pin 14]
- EN/SYNC [pin 7]
- FB [pin 4]
- PGND1 [pin 9]
- PGND2 [pin 11]
- PGOOD [pin 5]
- RBOOT [pin 13]
- RT [pin 6]
- SW [pin 10]
- VCC [pin 2]
- VIN1 [pin 8]
- VIN2 [pin 12]
### U4 — [NCP1117ST33T3G](https://www.flux.ai/adrian95/ncp1117st33t3g~kt6.md)
- Role: Power Conversion
- Role Details: 3.3V logic/RF LDO from local 5V rail; VESC reference used NCP1117ST33/TC2117 style regulator
- Datasheet URL: https://www.onsemi.com/pdf/datasheet/ncp1117-d.pdf
- Manufacturer Part Number: NCP1117ST50T3G
- Manufacturer Name: onsemi
- Part Type: Integrated Circuit
- License: https://creativecommons.org/licenses/by/4.0/
**Pins:**
- GND [pin 1]
- IN [pin 3]
- OUT [pin 4]
- OUT [pin 2]
### U5 — [A7105](https://www.flux.ai/lcsc/a7105~q1z7.md)
- Package or Case Code: QFN-20_L4.0-W4.0-P0.50-BL-EP2.2
- JLCPCB Part Class: Extended Part
- Part Type: RF Transceiver ICs
- Role Details: On-board A7105 for Flysky AFHDS 2A receiver; SPI/SDIO to STM32, RF output to U.FL/external antenna path. RF matching values to follow A7105/Multiprotocol reference and require layout review.
- Reference Design URL: https://github.com/pascallanger/DIY-Multiprotocol-TX-Module/blob/master/PCB%20v2.3d/Multipro-txV2-3d.sch
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1810010110_AMICCOM-Elec-A7105_C126376.pdf
- Product Info Url: https://lcsc.com/product-detail/RF-Transceiver-ICs_A7105_C126376.html
- Role: RF Transceiver
- Manufacturer Name: AMICCOM(笙科)
- LCSC Part Number: C126376
- Manufacturer Part Number: A7105
**Pins:**
- BPBG [pin 2]
- CKO [pin 18]
- DVDD [pin 13]
- EXP [pin 21]
- GIO1 [pin 16]
- GIO2 [pin 17]
- GND [pin 7]
- GND [pin 15]
- REGI [pin 19]
- RFI [pin 3]
- RFO [pin 4]
- RSSI [pin 1]
- SCK [pin 12]
- SCS [pin 11]
- SDIO [pin 14]
- VDA1 [pin 20]
- VDA2 [pin 5]
- VDA3 [pin 10]
- VT [pin 6]
- XI [pin 8]
- XO [pin 9]
### U6 — [SN74LVC1G125DRLR](https://www.flux.ai/lcsc/sn74lvc1g125drlr~uaor.md)
- JLCPCB Part Class: Extended Part
- Role: Logic-level Shifting
- Datasheet URL: https://www.lcsc.com/datasheet/C882831.pdf?spm=wm.sxq.inf.ggs&lcsc_vid=FlVZVVIFFgBeVAVTT1BXUgFfEwJeVlBfEwVcAlMHRAQxVlNeR1RcVlZfQ1lbVDsOAxUeFF5JWBYZEEoKFBINSQcJGk4dAgUUFAk%3D
- Part Type: Integrated Circuit
- Manufacturer Part Number: SN74LVC1G125DRLR
- Role Details: CH4 half-duplex low-only driver: A tied low, active-low OE driven by USART TX; OE pull-up guarantees high-Z at reset and in servo mode.
- LCSC Part Number: C882831
- Manufacturer Name: TI(德州仪器)
- Package or Case Code: SOT-5X3-5_L1.6-W1.2-P0.50-LS1.6-BR
**Pins:**
- ~{OE} [pin 1]
- A [pin 2]
- GND [pin 3]
- VCC [pin 5]
- Y [pin 4]
### Y1 — [ABM3B-8.000MHZ-10-1-U-T](https://www.flux.ai/lcsc/abm3b-8p000mhz-10-1-u-t~jwpx.md)
- LCSC Part Number: C276420
- Part Type: Crystals
- Package or Case Code: OSC-SMD_4P-L5.0-W3.2-BL
- Product Info Url: https://lcsc.com/product-detail/Others_Abracon-LLC_ABM3B-8-000MHZ-10-1-U-T_Abracon-LLC-ABM3B-8-000MHZ-10-1-U-T_C276420.html
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_Abracon-LLC-ABM3B-8-000MHZ-10-1-U-T_C276420.pdf
- Manufacturer Name: ABRACON
- Manufacturer Part Number: ABM3B-8.000MHZ-10-1-U-T
- Role Details: STM32F405 8MHz HSE crystal; VESC reference uses 8MHz 10ppm ABM3B family
- JLCPCB Part Class: Extended Part
- Role: Timing
**Pins:**
- GND [pin 4]
- GND [pin 2]
- OSC1 [pin 1]
- OSC2 [pin 3]
### Y2 — [CX3225SB16000D0GZJC1](https://www.flux.ai/adrian95/cx3225sb16000d0gzjc1.md)
- Role Details: A7105 16MHz reference crystal, 8pF load; load caps selected provisionally and should be adjusted to final crystal CL/layout stray capacitance.
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: CX3225SB16000D0GZJC1
- Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/1859/CX3225SB16000D0GZJC1_Spec.pdf
- Mount: Surface Mount
- Role: Timing
- Manufacturer Name: KYOCERA AVX
- Part Type: Crystals and Oscillators
**Pins:**
- GND_1 [pin 2]
- GND_2 [pin 4]
- HOT_1 [pin 1]
- HOT_2 [pin 3]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/giulioz/70a-esc-afhds-receiver~bm](https://www.flux.ai/giulioz/70a-esc-afhds-receiver~bm).*
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*Generated from [https://www.flux.ai/giulioz/70a-esc-afhds-receiver~bm](https://www.flux.ai/giulioz/70a-esc-afhds-receiver~bm)*