# AES3\-USB

## Description

An aes3 usb Interface\.

## Project Details

- **Owner:** niklasonfire
- **Created:** 7/26/2026
- **Last Updated:** 8/27/2026
- **Visibility:** Public

## Key Components

### D1 — [TPD4E02B04DQA](https://flux.ai/kicad-part-library/tpd4e02b04dqa~id.md)

- Package or Case Code: USON\-10\_2\.5x1\.0mm\_P0\.5mm
- Functional Group: USB\-C power/data entry
- Role Details: USB\-C low\-capacitance ESD protection near J1
- Manufacturer Name: Texas Instruments Inc\.
- Datasheet URL: http://www\.ti\.com/lit/ds/symlink/tpd4e02b04\.pdf
- Manufacturer Part Number: TPD4E02B04DQA
- Role: Protection

**Pins:**
- G [pin 3]
- G [pin 8]
- IO1 [pin 1]
- IO2 [pin 2]
- IO3 [pin 4]
- IO4 [pin 5]
- NC [pin 10]
- NC [pin 7]
- NC [pin 9]
- NC [pin 6]

### D2 — [SMF5\.0A](https://flux.ai/lcsc/smf5p0a~bz6b.md)

- Package or Case Code: SOD\-123FL\_L2\.8\-W1\.8\-LS3\.6\-RD
- JLCPCB Part Class: Extended Part
- Role: Protection
- Role Details: 5 V VBUS TVS clamp at USB power entry
- Datasheet URL: https://www\.lcsc\.com/datasheet/C2990427\.pdf?spm=wm\.sxq\.inf\.ggs&lcsc\_vid=T1kIXgFeT1NaU1RXQFBbUlUHT1cKU1NXFVBeX1VSTlAxVlNRTlBbUVFXRldaXzsOAxUeFF5JWBYZEEoKFBINSQcJGk4dAgUUFAk%3D
- LCSC Part Number: C2990427
- Functional Group: USB\-C power/data entry
- Diode Type: Schottky Diode
- Part Type: TVS
- Max Reverse Voltage: 5V
- Manufacturer Name: Liown\(里阳半导体\)
- Manufacturer Part Number: SMF5\.0A
- Forward Voltage: 0\.45V to 0\.55V \(at 1A\)V

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

### FB1 — [Generic Inductor](https://flux.ai/jharwinbarrozo/generic-inductor~wlv.md)

- Role: Power Filtering
- Package: SMD\_0603\_1608Metric
- Part Type: Inductor
- Role Details: Post\-isolated\-DC/DC lossy bead/filter before audio LDOs
- Inductance: Ferrite bead 600Ω@100MHzH

**Pins:**
- P1 [pin 1]
- P2 [pin 2]

### J1 — [USB4215\-03\-A](https://flux.ai/adrian95/usb4215-03-a~kg3.md)

- Role Details: USB\-C 5 V input and USB 2\.0 data connector
- Functional Group: USB\-C power/data entry
- Datasheet URL: https://gct\.co/files/specs/usb4215\-spec\.pdf
- Role: Connector
- Part Type: USB C
- Symbol Style: parametric\-v1
- Package or Case Code: GCT\_USB4215\-03\-A\_REVA
- License: https://creativecommons\.org/licenses/by/4\.0/
- Manufacturer Name: GCT
- Manufacturer Part Number: USB4215\-03\-A

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

### J2 — [NC3FAH2](https://flux.ai/adrian95/nc3fah2~apk.md)

- Connector Gender: Female
- Functional Group: AES3 input
- Role Details: AES3 input XLR female with separate shell/ground contact
- Part Type: Connector
- Role: Connector
- Datasheet URL: https://www\.neutrik\.com/en/product/NC3FAH2\.pdf
- License: https://creativecommons\.org/licenses/by/4\.0/
- Connector Type: XLR Connector
- Manufacturer Part Number: NC3FAH2
- Manufacturer Name: Neutrik

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

### J3 — [NC3MAH](https://flux.ai/adrian95/nc3mah~osp.md)

- Manufacturer Part Number: NC3MAH
- Functional Group: AES3 output
- Connector Gender: Male Receptacle
- Role: Connector
- Role Details: AES3 output XLR male connector
- Manufacturer Name: Neutrik
- Part Type: Connector
- Datasheet URL: https://www\.neutrik\.com/en/product/nc3mah
- Connector Type: XLR Connector
- License: https://creativecommons\.org/licenses/by/4\.0/

**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- G1 [pin G1]

### J4 — [3220\-10\-0300\-00](https://flux.ai/adrian95/3220-10-0300-00~4yk.md)

- Role: Debug Connector
- Functional Group: USB\-side MCU domain
- Manufacturer Part Number: 3220\-10\-0300\-00
- Part Type: Connector
- Manufacturer Name: CNC Tech
- Role Details: ARM SWD/JTAG debug header for U1 bring\-up
- Package or Case Code: CNC\_3220\-10\-0300\-00
- Datasheet URL: https://www\.cnctech\.us/pdfs/3220\-XX\-0300\-00\_\.pdf

**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]

### PS1 — [ISU0205S05](https://flux.ai/jecstronic/isu0205s05~jge.md)

- Part Type: DCDC Converter
- License: https://creativecommons\.org/licenses/by/4\.0/
- Manufacturer Name: XP Power
- Datasheet URL: https://www\.xppower\.com/portals/0/pdfs/SF\_ISU02\.pdf
- Functional Group: Isolation barrier power
- Manufacturer Part Number: ISU0205S05
- Role: Isolated DC/DC
- Role Details: 5 V in to isolated 5 V out; noisy pre\-regulator for audio side

**Pins:**
- \-VIN [pin 1]
- \-VOUT [pin 9]
- \+VIN [pin 14]
- \+VOUT [pin 8]
- NC [pin 6]
- NC [pin 7]
- ON/\~OFF [pin 2]

### T1 — [DA101C](https://flux.ai/silicon-yard/da101c.md)

- Part Type: Transformers
- Role: Transformer
- Functional Group: AES3 input
- Manufacturer Part Number: DA101C
- Manufacturer Name: Murata
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/user\-uploaded/3f4bf0b819c231958046958e5af57883c7f119c10289c50204d8f4f88673f780\.pdf
- Role Details: AES3 input 1:1 digital audio transformer
- Mount: Through Hole

**Pins:**
- 1 [pin 1]
- 3 [pin 3]
- 4 [pin 4]
- 6 [pin 6]

### T2 — [DA101C](https://flux.ai/silicon-yard/da101c.md)

- Role Details: AES3 output 1:1 digital audio transformer
- Part Type: Transformers
- Role: Transformer
- Functional Group: AES3 output
- Manufacturer Part Number: DA101C
- Manufacturer Name: Murata
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/user\-uploaded/3f4bf0b819c231958046958e5af57883c7f119c10289c50204d8f4f88673f780\.pdf
- Mount: Through Hole

**Pins:**
- 1 [pin 1]
- 3 [pin 3]
- 4 [pin 4]
- 6 [pin 6]

### U1 — MIMXRT1024DAG5A

- Functional Group: USB\-side MCU domain
- Role Details: USB\-side MIMXRT1024 controller; keep on dirty USB/UI side
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/user\-uploaded/0145b9633dfe36c0d94905175a499706e584345a88ed397f0863af5be98f1447\.pdf
- Role: MCU
- Manufacturer Part Number: MIMXRT1024DAG5A
- Part Type: Integrated Circuits
- Package or Case Code: 144\-LQFP
- Manufacturer Name: NXP
- Frequency: 500MHz

**Pins:**
- DCDC\_GND [pin 35]
- DCDC\_IN [pin 34]
- DCDC\_IN\_Q [pin 38]
- DCDC\_LP [pin 36]
- DCDC\_PSWITCH [pin 37]
- GPANAIO [pin 71]
- GPIO\_AD\_B0\_00 [pin 111]
- GPIO\_AD\_B0\_01 [pin 110]
- GPIO\_AD\_B0\_02 [pin 109]
- GPIO\_AD\_B0\_03 [pin 108]
- GPIO\_AD\_B0\_04 [pin 107]
- GPIO\_AD\_B0\_05 [pin 106]
- GPIO\_AD\_B0\_06 [pin 105]
- GPIO\_AD\_B0\_07 [pin 101]
- GPIO\_AD\_B0\_08 [pin 100]
- GPIO\_AD\_B0\_09 [pin 99]
- GPIO\_AD\_B0\_10 [pin 98]
- GPIO\_AD\_B0\_11 [pin 97]
- GPIO\_AD\_B0\_12 [pin 96]
- GPIO\_AD\_B0\_13 [pin 95]
- GPIO\_AD\_B0\_14 [pin 94]
- GPIO\_AD\_B0\_15 [pin 93]
- GPIO\_AD\_B1\_06 [pin 84]
- GPIO\_AD\_B1\_07 [pin 83]
- GPIO\_AD\_B1\_08 [pin 82]
- GPIO\_AD\_B1\_09 [pin 81]
- GPIO\_AD\_B1\_10 [pin 80]
- GPIO\_AD\_B1\_11 [pin 79]
- GPIO\_AD\_B1\_12 [pin 78]
- GPIO\_AD\_B1\_13 [pin 76]
- GPIO\_AD\_B1\_14 [pin 75]
- GPIO\_AD\_B1\_15 [pin 74]
- GPIO\_EMC\_00 [pin 18]
- GPIO\_EMC\_01 [pin 17]
- GPIO\_EMC\_02 [pin 16]
- GPIO\_EMC\_03 [pin 15]
- GPIO\_EMC\_04 [pin 14]
- GPIO\_EMC\_05 [pin 13]
- GPIO\_EMC\_06 [pin 12]
- GPIO\_EMC\_07 [pin 10]
- GPIO\_EMC\_08 [pin 9]
- GPIO\_EMC\_09 [pin 8]
- GPIO\_EMC\_10 [pin 7]
- GPIO\_EMC\_11 [pin 4]
- GPIO\_EMC\_12 [pin 3]
- GPIO\_EMC\_13 [pin 2]
- GPIO\_EMC\_14 [pin 1]
- GPIO\_EMC\_15 [pin 143]
- GPIO\_EMC\_16 [pin 142]
- GPIO\_EMC\_17 [pin 141]
- GPIO\_EMC\_18 [pin 140]
- GPIO\_EMC\_19 [pin 139]
- GPIO\_EMC\_20 [pin 138]
- GPIO\_EMC\_21 [pin 137]
- GPIO\_EMC\_22 [pin 136]
- GPIO\_EMC\_23 [pin 133]
- GPIO\_EMC\_24 [pin 132]
- GPIO\_EMC\_25 [pin 131]
- GPIO\_EMC\_26 [pin 130]
- GPIO\_EMC\_27 [pin 129]
- GPIO\_EMC\_28 [pin 128]
- GPIO\_EMC\_29 [pin 127]
- GPIO\_EMC\_30 [pin 126]
- GPIO\_EMC\_31 [pin 125]
- GPIO\_EMC\_32 [pin 124]
- GPIO\_EMC\_33 [pin 123]
- GPIO\_EMC\_34 [pin 122]
- GPIO\_EMC\_35 [pin 121]
- GPIO\_EMC\_36 [pin 120]
- GPIO\_EMC\_37 [pin 119]
- GPIO\_EMC\_38 [pin 118]
- GPIO\_EMC\_39 [pin 117]
- GPIO\_EMC\_40 [pin 116]
- GPIO\_EMC\_41 [pin 115]
- GPIO\_SD\_B0\_00 [pin 48]
- GPIO\_SD\_B0\_01 [pin 47]
- GPIO\_SD\_B0\_02 [pin 46]
- GPIO\_SD\_B0\_03 [pin 45]
- GPIO\_SD\_B0\_04 [pin 43]
- GPIO\_SD\_B0\_05 [pin 42]
- GPIO\_SD\_B0\_06 [pin 41]
- GPIO\_SD\_B1\_00 [pin 33]
- GPIO\_SD\_B1\_01 [pin 32]
- GPIO\_SD\_B1\_02 [pin 30]
- GPIO\_SD\_B1\_03 [pin 28]
- GPIO\_SD\_B1\_04 [pin 27]
- GPIO\_SD\_B1\_05 [pin 26]
- GPIO\_SD\_B1\_06 [pin 25]
- GPIO\_SD\_B1\_07 [pin 24]
- GPIO\_SD\_B1\_08 [pin 23]
- GPIO\_SD\_B1\_09 [pin 22]
- GPIO\_SD\_B1\_10 [pin 21]
- GPIO\_SD\_B1\_11 [pin 19]
- NC [pin 104]
- NC [pin 77]
- NC [pin 92]
- NC [pin 87]
- NC [pin 91]
- NC [pin 88]
- NC [pin 89]
- NC [pin 90]
- NGND\_KEL0 [pin 64]
- NVCC\_GPIO [pin 144]
- NVCC\_GPIO [pin 29]
- NVCC\_GPIO [pin 20]
- NVCC\_GPIO [pin 112]
- NVCC\_GPIO [pin 11]
- NVCC\_PLL [pin 72]
- NVCC\_SD0 [pin 44]
- ONOFF [pin 49]
- PMIC\_ON\_REQ [pin 53]
- PMIC\_STBY\_REQ [pin 54]
- POR\_B [pin 50]
- RTC\_XTALI [pin 57]
- RTC\_XTALO [pin 58]
- TEST\_MODE [pin 51]
- USB\_OTG1\_CHD\_B [pin 66]
- USB\_OTG1\_DN [pin 62]
- USB\_OTG1\_DP [pin 63]
- USB\_OTG1\_VBUS [pin 59]
- VDD\_HIGH\_CAP [pin 65]
- VDD\_HIGH\_IN [pin 69]
- VDD\_SNVS\_CAP [pin 56]
- VDD\_SNVS\_IN [pin 55]
- VDD\_SOC\_IN [pin 134]
- VDD\_SOC\_IN [pin 39]
- VDD\_SOC\_IN [pin 5]
- VDD\_SOC\_IN [pin 31]
- VDD\_SOC\_IN [pin 102]
- VDD\_SOC\_IN [pin 86]
- VDD\_SOC\_IN [pin 114]
- VDD\_USB\_CAP [pin 61]
- VDDA\_ADC\_3P3 [pin 73]
- VSS [pin 60]
- VSS [pin 40]
- VSS [pin 6]
- VSS [pin 135]
- VSS [pin 113]
- VSS [pin 70]
- VSS [pin 85]
- VSS [pin 103]
- WAKEUP [pin 52]
- XTALI [pin 67]
- XTALO [pin 68]

### U10 — [SI8641BB\-B\-IS1](https://flux.ai/adrian95/si8641bb-b-is1~akx.md)

- Role: Digital Isolator
- Functional Group: Isolation barrier signals
- Part Type: Integrated Circuit
- Role Details: I2S/control isolation; do not use for MCLK
- Datasheet URL: https://www\.skyworksinc\.com/\-/media/Skyworks/SL/documents/public/data\-sheets/si864x\-datasheet\.pdf
- Manufacturer Part Number: SI8641BB\-B\-IS1
- Manufacturer Name: Skyworks Solutions Inc\.

**Pins:**
- A1
- A2
- A3
- A4
- B1
- B2
- B3
- B4
- EN1
- EN2
- GND1
- GND1
- GND2
- GND2
- VDD1
- VDD2

### U11 — [SI8642BB\-B\-IS1](https://flux.ai/lcsc/si8642bb-b-is1~xna.md)

- JLCPCB Part Class: Extended Part
- Manufacturer Name: SKYWORKS/SILICON LABS\(芯科\)
- Functional Group: Isolation barrier signals
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/2304231851\_SKYWORKS\-SILICON\-LABS\-SI8642BB\-B\-IS1\_C430280\.pdf
- LCSC Part Number: C430280
- Role: Digital Isolator
- Part Type: Digital Isolators
- Manufacturer Part Number: SI8642BB\-B\-IS1
- Package or Case Code: SOIC\-16\_L9\.9\-W3\.9\-P1\.27\-LS6\.0\-BL
- Product Info Url: https://lcsc\.com/product\-detail/Digital\-Isolators\_SILICON\-LABS\-SI8642BB\-B\-IS1\_C430280\.html
- Role Details: I2S/control isolation expansion; do not use for MCLK

**Pins:**
- A1 [pin 3]
- A2 [pin 4]
- A3 [pin 5]
- A4 [pin 6]
- B1 [pin 14]
- B2 [pin 13]
- B3 [pin 12]
- B4 [pin 11]
- EN1 [pin 7]
- EN2 [pin 10]
- GN2 [pin 9]
- GND1 [pin 8]
- GND1 [pin 2]
- GND2 [pin 15]
- VDD1 [pin 1]
- VDD2 [pin 16]

### U12 — [CDCLVC1310RHBR](https://flux.ai/lcsc/cdclvc1310rhbr~1jis.md)

- Role: Clock Buffer/Mux
- LCSC Part Number: C182328
- Part Type: Buffers / Drivers
- Package or Case Code: QFN\-32\_L5\.0\-W5\.0\-P0\.50\-TL\-EP3\.4
- Manufacturer Part Number: CDCLVC1310RHBR
- JLCPCB Part Class: Extended Part
- Datasheet URL: https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/1811081956\_Texas\-Instruments\-CDCLVC1310RHBR\_C182328\.pdf
- Product Info Url: https://lcsc\.com/product\-detail/Logic\-ICs\_TI\_CDCLVC1310RHBR\_CDCLVC1310RHBR\_C182328\.html
- Manufacturer Name: TI\(德州仪器\)
- Role Details: Audio\-side clock select/buffer; disable unused outputs
- Functional Group: Audio clocking

**Pins:**
- EPAD [pin 33]
- GND [pin 4]
- GND [pin 9]
- GND [pin 21]
- GND [pin 15]
- GND [pin 25]
- GND [pin 32]
- GND [pin 16]
- GND [pin 26]
- IN\_SEL0 [pin 30]
- IN\_SEL1 [pin 29]
- OE [pin 31]
- PRI\_INN [pin 14]
- PRI\_INP [pin 13]
- SEC\_INN [pin 27]
- SEC\_INP [pin 28]
- VDD [pin 10]
- VDDO [pin 2]
- VDDO [pin 6]
- VDDO [pin 23]
- VDDO [pin 19]
- XIN [pin 11]
- XOUT [pin 12]
- Y0 [pin 1]
- Y1 [pin 3]
- Y2 [pin 5]
- Y3 [pin 7]
- Y4 [pin 8]
- Y5 [pin 17]
- Y6 [pin 18]
- Y7 [pin 20]
- Y8 [pin 22]
- Y9 [pin 24]

### U2 — [SRC4392IPFB](https://flux.ai/lcsc/src4392ipfb~soqs.md)

- Package or Case Code: TQFP\-48\_L7\.0\-W7\.0\-P0\.50\-LS9\.0\-BL
- Role Details: SRC4392 AES3/SRC device on isolated audio side
- JLCPCB Part Class: Extended Part
- Part Type: Audio Interface ICs
- LCSC Part Number: C2865213
- Role: Audio Interface
- Manufacturer Part Number: SRC4392IPFB
- Manufacturer Name: TI\(德州仪器\)
- Functional Group: Isolated audio domain

**Pins:**
- \~\{CS\} [pin 19]
- \~\{INT\} [pin 23]
- \~\{LOCK\} [pin 11]
- \~\{RDY\} [pin 15]
- \~\{RST\} [pin 24]
- AESOUT [pin 34]
- AGND [pin 10]
- BCKA [pin 37]
- BCKB [pin 48]
- BGND [pin 44]
- BLS [pin 35]
- CCLK [pin 20]
- CDIN [pin 21]
- CDOUT [pin 22]
- CPM [pin 18]
- DGND1 [pin 16]
- DGND2 [pin 30]
- DGND3 [pin 43]
- GPO1 [pin 26]
- GPO2 [pin 27]
- GPO3 [pin 28]
- GPO4 [pin 29]
- LRCKA [pin 38]
- LRCKB [pin 47]
- MCLK [pin 25]
- MUTE [pin 14]
- NC [pin 41]
- RX1\- [pin 2]
- RX1\+ [pin 1]
- RX2\- [pin 4]
- RX2\+ [pin 3]
- RX3\- [pin 6]
- RX3\+ [pin 5]
- RX4\- [pin 8]
- RX4\+ [pin 7]
- RXCKI [pin 13]
- RXCKO [pin 12]
- SDINA [pin 39]
- SDINB [pin 46]
- SDOUTA [pin 40]
- SDOUTB [pin 45]
- SYNC [pin 36]
- TX\- [pin 31]
- TX\+ [pin 32]
- VCC [pin 9]
- VDD18 [pin 17]
- VDD33 [pin 33]
- VIO [pin 42]

### U3 — [TUSB320LAIRWBR](https://flux.ai/lcsc/tusb320lairwbr~4mzy.md)

- Part Type: Battery Management ICs
- Manufacturer Name: TI\(德州仪器\)
- Manufacturer Part Number: TUSB320LAIRWBR
- LCSC Part Number: C132554
- JLCPCB Part Class: Extended Part
- Product Info Url: https://lcsc\.com/product\-detail/PMIC\-Battery\-Management\_TI\_TUSB320LAIRWBR\_TUSB320LAIRWBR\_C132554\.html
- Role Details: CC/current\-awareness for no\-PD USB\-C sink behavior
- Role: USB\-C CC Controller
- Package or Case Code: X2QFN\-12\_L1\.6\-W1\.6\-P0\.40\-TL
- Datasheet URL: https://lcsc\.com/product\-detail/PMIC\-Battery\-Management\_TI\_TUSB320LAIRWBR\_TUSB320LAIRWBR\_C132554\.html
- Functional Group: USB\-C power/data entry

**Pins:**
- ADDR [pin 5]
- CC1 [pin 1]
- CC2 [pin 2]
- EN\_N [pin 11]
- GND [pin 10]
- ID [pin 9]
- INT\_N/OUT3 [pin 6]
- PORT [pin 3]
- SCL/OUT2 [pin 8]
- SDA/OUT1 [pin 7]
- VBUS\_DET [pin 4]
- VDD [pin 12]

### U4 — [TPS25210LRPWR](https://flux.ai/adrian95/tps25210lrpwr~9ww.md)

- Manufacturer Name: Texas Instruments
- Datasheet URL: https://www\.ti\.com/lit/ds/symlink/tps2521\.pdf?ts=1625110620252&ref\_url=https%253A%252F%252Fwww\.ti\.com%252Fstore%252Fti%252Fen%252Fp%252Fproduct%252F%253Fp%253DTPS25210LRPWR
- Role: Power Protection
- Part Type: Power Management
- Functional Group: USB power regulation
- Package or Case Code: TPS25210LRPWR
- Manufacturer Part Number: TPS25210LRPWR
- Role Details: USB input eFuse; set current limit near selected USB current policy
- License: https://creativecommons\.org/licenses/by/4\.0/

**Pins:**
- DVDT\_1 [pin 7]
- DVDT\_2 [pin 14]
- EN/UVLO\_1 [pin 1]
- EN/UVLO\_2 [pin 12]
- GND [pin 8]
- ILM [pin 9]
- IN [pin 5]
- ITIMER\_1 [pin 10]
- ITIMER\_2 [pin 11]
- OUT [pin 6]
- OVCSEL [pin 2]
- PG [pin 3]
- PGTH\_1 [pin 4]
- PGTH\_2 [pin 13]

### U5 — [AP63203WU\-7](https://flux.ai/adrian95/ap63203wu-7~o8a.md)

- Role Details: 5 V to 3\.3 V USB\-side buck for MCU/UI/LEDs
- Functional Group: USB power regulation
- Manufacturer Part Number: AP63203WU\-7
- Manufacturer Name: Diodes Incorporated
- Datasheet URL: https://www\.diodes\.com/assets/Datasheets/AP63200\-AP63201\-AP63203\-AP63205\.pdf
- Part Type: Integrated Circuit
- Role: Buck Regulator
- Symbol Style: parametric\-v1
- License: https://creativecommons\.org/licenses/by/4\.0/

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

### U6 — [MP20051DQ\-LF\-P](https://flux.ai/monolithicpower/mp20051dq-lf-p~o9.md)

- Functional Group: Audio\-side power
- Role: LDO Regulator
- Product Image Url: https://www\.monolithicpower\.com/pub/media/catalog/product/M/P/MP20051\_230\_1\.jpg
- Package or Case Code: QFN\-8\_MP20051\_MNP
- Role Details: 3V3\_AUDIO\_CLEAN post\-regulator from isolated 5 V
- Datasheet URL: https://www\.monolithicpower\.com/en/documentview/productdocument/index/version/2/document\_type/Datasheet/lang/en/sku/MP20051
- Product Info Url: https://www\.monolithicpower\.com/en/catalog/product/view/id/230?utm\_source=ultralibrarian&utm\_medium=component\_search&utm\_campaign=listing
- Manufacturer Name: Monolithic Power Systems
- Manufacturer Part Number: MP20051DQ\-LF\-P

**Pins:**
- EN [pin 5]
- FB [pin 3]
- GND [pin 4]
- GND [pin 9]
- NC [pin 6]
- VIN [pin 7]
- VIN [pin 8]
- VOUT [pin 2]
- VOUT [pin 1]

### U7 — [MP20056GJ\-33\-Z](https://flux.ai/monolithicpower/mp20056gj-33-z~nkp.md)

- Product Image Url: https://www\.monolithicpower\.com/pub/media/catalog/product/M/P/MP20056\_245\_1\.jpg
- Role Details: 3V3\_CLK\_CLEAN dedicated low\-noise oscillator rail
- Package or Case Code: TSOT23\-5\_MP20056\_MNP
- Functional Group: Audio clocking
- Manufacturer Name: Monolithic Power Systems
- Manufacturer Part Number: MP20056GJ\-33\-Z
- Datasheet URL: https://www\.monolithicpower\.com/en/documentview/productdocument/index/version/2/document\_type/Datasheet/lang/en/sku/MP20056
- Role: LDO Regulator
- Product Info Url: https://www\.monolithicpower\.com/en/catalog/product/view/id/245?utm\_source=ultralibrarian&utm\_medium=component\_search&utm\_campaign=listing

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

### U8 — [TPS79318\-EP](https://flux.ai/kicad-part-library/tps79318-ep~318.md)

- Role: LDO Regulator
- Role Details: SRC\_1V8 regulator for SRC4392 core rail
- Package or Case Code: SOT\-23\-5
- Manufacturer Name: Texas Instruments Inc\.
- Functional Group: Audio\-side power
- Datasheet URL: http://www\.ti\.com/lit/ds/symlink/tps79333\-ep\.pdf
- Manufacturer Part Number: TPS79318\-EP

**Pins:**
- BP [pin 4]
- EN [pin 3]
- GND [pin 2]
- IN [pin 1]
- OUT [pin 5]

### U9 — [ISO1541](https://flux.ai/kicad-part-library/iso1541~mfh.md)

- Package or Case Code: SOIC\-8\_3\.9x4\.9mm\_P1\.27mm
- Functional Group: Isolation barrier signals
- Role Details: I2C isolation; MCU\-side controller to SRC4392 side
- Manufacturer Part Number: ISO1541
- Role: Digital Isolator
- Datasheet URL: http://www\.ti\.com/lit/ds/symlink/iso1541\.pdf
- Manufacturer Name: Texas Instruments Inc\.

**Pins:**
- GND1 [pin 4]
- GND2 [pin 5]
- SCL1 [pin 3]
- SCL2 [pin 6]
- SDA1 [pin 2]
- SDA2 [pin 7]
- VCC1 [pin 1]
- VCC2 [pin 8]

### Y1 — [CCHD\-957\-25\-24\.576](https://flux.ai/adrian95/cchd-957-25-24p576~ol8.md)

- Manufacturer Part Number: CCHD\-957\-25\-24\.576
- Datasheet URL: https://www\.digikey\.ph/en/products/detail/crystek\-corporation/CCHD\-957\-25\-24\-576/2742156?msockid=39f1ec84d77b6f4428b7f904d6676eed
- Role Details: 24\.576 MHz low\-jitter audio MCLK source
- Role: Oscillator
- Manufacturer Name: Crystek Corporation
- Part Type: Oscillators
- Functional Group: Audio clocking
- Mount: Surface Mount
- License: https://creativecommons\.org/licenses/by/4\.0/

**Pins:**
- E/D [pin 1]
- GND [pin 2]
- OUT [pin 3]
- VCC [pin 4]

### Y2 — CCHD\-957\-25\-22\.5792

- Mount: Surface Mount
- Role Details: 22\.5792 MHz low\-jitter audio MCLK source
- Manufacturer Name: Crystek Corporation
- Package or Case Code: OSC\-SMD
- Role: Oscillator
- Functional Group: Audio clocking
- Manufacturer Part Number: CCHD\-957\-25\-22\.5792
- Datasheet URL: https://www\.mouser\.com/datasheet/2/94/CCHD\_957\-3364186\.pdf
- Part Type: Crystals and Oscillators
- Frequency: 22\.5792MHz

**Pins:**
- E/D [pin 1]
- GND [pin 2]
- OUT [pin 3]
- Vcc [pin 4]

*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://flux\.ai/niklasonfire/aes3\-usb\~qq](https://flux.ai/niklasonfire/aes3-usb~qq).*

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*Generated from [https://flux\.ai/niklasonfire/aes3\-usb\~qq](https://flux.ai/niklasonfire/aes3-usb~qq)*