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AC6925B4

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JieLi Tech Digital Signal Processors (DSP/DSC), QSOP-24. Datasheet-verified pinout, KiCad symbol/footprint/3D.

componentembedded processors & controllersac6925b4factory-2.0.0extractor-text
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3D Model

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Symbol & Footprint

Schematic Symbol

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PCB Footprint

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Datasheet

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Contents

README

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AC6925B4

JieLi Tech · Digital Signal Processors (DSP/DSC) · QSOP-24

AC6925B4 from JieLi Tech, in a QSOP-24. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 PC5 bidirectional GPIO with 24mA drive supporting SD1 Clock, SPI1 Data Out, UART2 RXD, and IIC SDA.
2 PC4 bidirectional GPIO with 24mA drive supporting SD1 Command, SPI1 Clock, UART2 TXD, and IIC SCL.
3 PC3 bidirectional GPIO with 24mA drive supporting SD1 Data0, SPI1 Data In, UART0 RXD, Timer3 Clock Input, and ADC10.
4 USBDM bidirectional USB Negative data line with internal pull-down and 4mA drive; supports UART1 RXD, SPI2 Data Out, IIC SDA, and ADC11.
5 USBDP bidirectional USB Positive data line with internal pull-down and 4mA drive; supports UART1 TXD, SPI2 Clock, and IIC SCL.
6 PA0 bidirectional GPIO with 24mA drive supporting PLNK Data0, MIC input, and UART0 RXD.
7 PA3 bidirectional GPIO with 24mA drive supporting AMUX1L, ADC0, UART2 TXD, and Touch10.
8 DACL output DAC Left Channel output.
9 DACVDD power_in DAC Power supply (positive).
10 VCOM power_in DAC Reference voltage.
11 DACVSS power_in DAC Ground (negative power supply).
12 VDDIO power_in IO Power supply, 3.3V.
13 PB5 bidirectional GPIO with 8mA drive supporting UART0 TXD, AMUX0R, SPI1 Data Out, SD0 Clock, ADC9, and Touch5.
14 PB4 bidirectional GPIO with 8mA drive supporting Timer3 PWM Output, AMUX0L, SPI1 Clock, SD0 Command, ADC8, SPI0 Data2, and Touch4.
15 PB3 bidirectional GPIO with 8mA drive supporting Timer2 PWM Output, UART2 RXD, SPI1 Data In, SD0 Data0, AMUX2R, SPI0 Data3, and Touch3.
16 PB1 bidirectional GPIO with 8mA drive supporting Timer2 Clock Input, UART1 RXD, SPI2 Data Out, ADC7, and Touch1.
17 PB0 bidirectional GPIO with 8mA drive supporting UART1 TXD, SPI2 Clock, ADC6, and Touch0.
18 VBAT power_in LDO Power supply input (2.2V to 5.5V).
19 BT_AVDD power_in Bluetooth Power supply, 1.3V.
20 BT_RF power_in Bluetooth RF Power supply.
21 FMIP input FM Tuner input.
22 VSSIO power_in IO Ground (negative power supply).
23 BT_OSCI input Bluetooth Oscillator input.
24 BT_OSCO output Bluetooth Oscillator output.

Key specifications

Parameter Value
Manufacturer JieLi Tech
Package QSOP-24
Category Embedded Processors & Controllers
Pins 24

CAD (KiCad official)

  • Symbol: AC6925B4
  • Footprint: Package_SO:QSOP-24_3.9x8.7mm_P0.635mm
  • 3D model: QSOP-24 (KiCad packages3D, STEP)
  • 3D model files: ac6925b4-etched.step / ac6925b4-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ac6925b4.step / ac6925b4.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: JieLi Tech datasheet (12 pp, sha256 9bde95a81b3095bb, retrieved 2026-09-17, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-4-6 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF