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APM32F072CBT7

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Geehy Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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APM32F072CBT7

Geehy · Microcontrollers (MCU/MPU/SOC) · LQFP-48(7x7)

APM32F072CBT7 from Geehy, in a LQFP-48(7x7). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 VBAT power_in Backup battery supply for the RTC and backup registers, VBAT=1.65~3.6V.
2 PC13 bidirectional General-purpose I/O port C pin 13, shown on the LQFP48 pinout without further description on the pages provided.
3 PC14-OSC32_IN bidirectional Port C pin 14 I/O that also serves as the 32kHz RTC oscillator input.
4 PC15-OSC32_OUT bidirectional Port C pin 15 I/O that also serves as the 32kHz RTC oscillator output.
5 PF0-OSC_IN bidirectional Port F pin 0 I/O that also serves as the 4~32MHz crystal oscillator input.
6 PF1-OSC_OUT bidirectional Port F pin 1 I/O that also serves as the 4~32MHz crystal oscillator output.
7 NRST bidirectional Bidirectional reset pin with built-in weak pull-up resistor (RST structure).
8 VSSA power_in Analog ground.
9 VDDA power_in Analog supply, VDDA=VDD3.6V (ADC range 2.43.6V).
10 PA0 bidirectional STDA I/O with alternate functions USART2_CTS, TMR2_CH1_ETR, COMP1_OUT, TSC_G1_IO1, USART4_TX and additional functions RTC_TAMP2, WKUP1, ADC_IN0, COMP1_INM6.
11 PA1 bidirectional STDA I/O with alternate functions USART2_RTS, TMR2_CH2, TMR15_CH1N, TSC_G1_IO2, USART4_RX, EVENTOUT and additional functions ADC_IN1, COMP1_INP.
12 PA2 bidirectional STDA I/O with alternate functions USART2_TX, COMP2_OUT, TMR2_CH3, TMR15_CH1, TSC_G1_IO3 and additional functions ADC_IN2, COMP2_INM6, WKUP4.
13 PA3 bidirectional STDA I/O with alternate functions USART2_RX, TMR2_CH4, TMR15_CH2, TSC_G1_IO4 and additional functions ADC_IN3, COMP2_INP.
14 PA4 bidirectional STDA I/O with alternate functions SPI1_NSS, I2S1_WS, TMR14_CH1, TSC_G2_IO1, USART2_CK and additional functions COMP1_INM4, COMP2_INM4, ADC_IN4, DAC_OUT1.
15 PA5 bidirectional STDA I/O with alternate functions SPI1_SCK, I2S1_CK, CEC, TMR2_CH1_ETR, TSC_G2_IO2 and additional functions COMP1_INM5, COMP2_INM5, ADC_IN5, DAC_OUT2.
16 PA6 bidirectional STDA I/O with alternate functions SPI1_MISO, I2S1_MCK, TMR3_CH1, TMR1_BKIN, TMR16_CH1, COMP1_OUT, TSC_G2_IO3, EVENTOUT, USART3_CTS and additional function ADC_IN6.
17 PA7 bidirectional STDA I/O with alternate functions SPI1_MOSI, I2S1_SD, TMR3_CH2, TMR14_CH1, TMR1_CH1N, TMR17_CH1, COMP2_OUT, TSC_G2_IO4, EVENTOUT and additional function ADC_IN7.
18 PB0 bidirectional General-purpose I/O port B pin 0; its functions are not described on the pages provided.
19 PB1 bidirectional General-purpose I/O port B pin 1; its functions are not described on the pages provided.
20 PB2 bidirectional General-purpose I/O port B pin 2; its functions are not described on the pages provided.
21 PB10 bidirectional General-purpose I/O port B pin 10; its functions are not described on the pages provided.
22 PB11 bidirectional General-purpose I/O port B pin 11; its functions are not described on the pages provided.
23 VSS power_in Digital ground.
24 VDD power_in Digital supply, VDD=2.0~3.6V.
25 PB12 bidirectional General-purpose I/O port B pin 12; its functions are not described on the pages provided.
26 PB13 bidirectional General-purpose I/O port B pin 13; its functions are not described on the pages provided.
27 PB14 bidirectional General-purpose I/O port B pin 14; its functions are not described on the pages provided.
28 PB15 bidirectional General-purpose I/O port B pin 15; its functions are not described on the pages provided.
29 PA8 bidirectional 5V-tolerant (5T) I/O powered by VDDIO2 with alternate functions USART1_CK, TMR1_CH1, EVENTOUT, MCO, CRS_SYNC.
30 PA9 bidirectional 5V-tolerant (5T) I/O powered by VDDIO2 with alternate functions USART1_TX, TMR1_CH2, TMR15_BKIN, TSC_G4_IO1.
31 PA10 bidirectional 5V-tolerant (5T) I/O powered by VDDIO2 with alternate functions USART1_RX, TMR1_CH3, TMR17_BKIN, TSC_G4_IO2.
32 PA11 bidirectional 5V-tolerant (5T) I/O powered by VDDIO2 with alternate functions CAN_RX, USART1_CTS, TMR1_CH4, COMP1_OUT, TSC_G4_IO3, EVENTOUT and additional function USB_DM.
33 PA12 bidirectional 5V-tolerant (5T) I/O powered by VDDIO2 with alternate functions CAN_TX, USART1_RTS, TMR1_ETR, COMP2_OUT, TSC_G4_IO4, EVENTOUT and additional function USB_DP.
34 PA13 bidirectional 5V-tolerant (5T) I/O powered by VDDIO2 with alternate functions IR_OUT, SWDIO, USB_NOE.
35 VSS power_in Digital ground.
36 VDDIO2 power_in Supply for the I/O pins marked as VDDIO2-powered, VDDIO2=1.65~3.6V.
37 PA14 bidirectional 5V-tolerant (5T) I/O powered by VDDIO2 with alternate functions USART2_TX, SWCLK.
38 PA15 bidirectional I/O powered by VDDIO2; its functions are not described on the pages provided.
39 PB3 bidirectional General-purpose I/O port B pin 3; its functions are not described on the pages provided.
40 PB4 bidirectional General-purpose I/O port B pin 4; its functions are not described on the pages provided.
41 PB5 bidirectional General-purpose I/O port B pin 5; its functions are not described on the pages provided.
42 PB6 bidirectional General-purpose I/O port B pin 6; its functions are not described on the pages provided.
43 PB7 bidirectional General-purpose I/O port B pin 7; its functions are not described on the pages provided.
44 BOOT0 input Dedicated Boot0 pin (B structure) used to select the boot mode.
45 PB8 bidirectional General-purpose I/O port B pin 8; its functions are not described on the pages provided.
46 PB9 bidirectional General-purpose I/O port B pin 9; its functions are not described on the pages provided.
47 VSS power_in Digital ground.
48 VDD power_in Digital supply, VDD=2.0~3.6V.

Key specifications

Parameter Value
Manufacturer Geehy
Package LQFP-48(7x7)
Category Embedded Processors & Controllers
Pins 48

CAD (KiCad official)

  • Symbol: APM32F072CBT7
  • Footprint: Package_QFP:LQFP-48_7x7mm_P0.5mm
  • 3D model: LQFP-48(7x7) (KiCad packages3D, STEP)
  • 3D model files: apm32f072cbt7-etched.step / apm32f072cbt7-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); apm32f072cbt7.step / apm32f072cbt7.glb are the bare package body.

Provenance

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

  • Datasheet: Geehy datasheet (85 pp, sha256 5dad217be87def2d, retrieved 2026-10-18, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (vision), consensus claude-opus-5-5 (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