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PY32F003F14P6TU

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PUYA Microcontrollers (MCU/MPU/SOC), TSSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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PY32F003F14P6TU

PUYA · Microcontrollers (MCU/MPU/SOC) · TSSOP-20

PY32F003F14P6TU from PUYA, in a TSSOP-20. 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 PA2 bidirectional COM-type 5V port that supports analog I/O; alternate functions listed for it include SPI1_MOSI, COMP2_INM, ADC_IN2, USART1_TX, USART2_TX, LPUART_TX and COMP2_OUT, and all ports float as inputs during and after reset.
2 PA3 bidirectional COM-type 5V port that supports analog I/O; alternate functions include ADC_IN3, COMP2_INP, USART1_RX, USART2_RX, SPI1_MOSI, TIM1_CH1, I2C_SCL and EVENTOUT.
3 PA4 bidirectional COM-type 5V port that supports analog I/O; alternate functions include ADC_IN4, SPI1_NSS, USART1_CK, USART2_CK, TIM14_CH1, RTC_OUT and TIM3_CH3.
4 PA5 bidirectional COM-type 5V port that supports analog I/O; alternate functions include ADC_IN5, SPI1_SCK, LPTIM_ETR, EVENTOUT, TIM3_CH2, USART2_RX and MCO.
5 PA6 bidirectional COM-type 5V port that supports analog I/O; alternate functions include ADC_IN6, SPI1_MISO, TIM3_CH1, TIM1_BKIN, TIM16_CH1, LPUART_CTS, COMP1_OUT, USART1_CK and RTC_OUT.
6 PA7 bidirectional COM-type 5V port that supports analog I/O; alternate functions include ADC_IN7, SPI1_MOSI, TIM3_CH2, TIM1_CH1N, TIM14_CH1, TIM17_CH1, COMP2_OUT, USART1_TX, USART2_TX, I2C_SDA and SPI1_MISO.
7 VSS power_in Ground pin (all voltages are referenced to VSS per section 6.1).
8 PA12 bidirectional Port A GPIO placed at this position in the TSSOP20 pinout figure; its alternate-function list is not in the provided pages.
9 VCC power_in Digital power supply; the standard operating voltage range is 1.7 V to 5.5 V.
10 PA13 bidirectional Port A GPIO placed at this position in the TSSOP20 pinout figure; its alternate-function list is not in the provided pages.
11 PA14 bidirectional Port A GPIO placed at this position in the TSSOP20 pinout figure; its alternate-function list is not in the provided pages.
12 PB5 bidirectional Port B GPIO placed at this position in the TSSOP20 pinout figure; its alternate-function list is not in the provided pages.
13 PB6 bidirectional Port B GPIO placed at this position in the TSSOP20 pinout figure; its alternate-function list is not in the provided pages.
14 PB7 bidirectional Port B GPIO placed at this position in the TSSOP20 pinout figure; the PVD can monitor the voltage on PB7 according to section 3.5.2.3.
15 PF4-BOOT0 bidirectional Port F GPIO with BOOT0 function placed at this position in the TSSOP20 pinout figure; the boot mode details (section 3.3) are not in the provided pages.
16 PF0-OSC_IN bidirectional COM-type port used as the HSE oscillator input OSC_IN for a 4 to 32 MHz crystal or resonator; alternate functions include USART2_RX, TIM14_CH1, USART1_RX, USART2_TX and I2C_SDA.
17 PF1-OSC_OUT bidirectional COM-type port used as the HSE oscillator output OSC_OUT for a 4 to 32 MHz crystal or resonator; alternate functions include USART2_TX, USART1_TX, USART2_RX, I2C_SCL, SPI1_NSS and TIM14_CH1.
18 PF2-NRST bidirectional Reset-type port (not analog-capable) with an internal weak pull-up of 30 to 70 kΩ (typ. 50 kΩ), used as the NRST reset input and also providing MCO and USART2_RX functions.
19 PA0 bidirectional COM-type 5V port that supports analog I/O; alternate functions include ADC_IN0, COMP1_INM, USART1_CTS, USART2_CTS, COMP1_OUT, TIM1_CH3, TIM1_CH1N, SPI1_MISO, USART2_TX and IR_OUT.
20 PA1 bidirectional COM-type 5V port that supports analog I/O; alternate functions include ADC_IN1, COMP1_INP, SPI1_SCK, SPI1_MOSI, USART1_RTS, USART2_RTS, USART2_RX, TIM1_CH4, TIM1_CH2N, MCO and EVENTOUT.

Key specifications

Parameter Value
Manufacturer PUYA
Package TSSOP-20
Category Embedded Processors & Controllers
Pins 20

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Absolute max VCC external main supply voltage VCC -0.3 6.25 V 26
Input voltage on other pins VIN -0.3 V 26
Total current into VCC pin (supply current) IVCC 100 mA 26
Total current out of VSS pin (sink current) IVSS 100 mA 26
COM IO output sink current IIO(PIN) 20 mA 26
Total source current, all IO -20 mA 26
Storage temperature range TSTG -65 150 ℃ 26
Operating temperature range TO -40 85 ℃ 26
Internal AHB clock frequency fHCLK 0 32 MHz 27
Internal APB clock frequency fPCLK 0 32 MHz 27
Standard operating voltage VCC 1.7 5.5 V 27
IO input voltage VIN -0.3 V 27
Ambient temperature TA -40 85 ℃ 27
Junction temperature TJ -40 90 ℃ 27
VCC rise rate tVCC 0 us/V 27
VCC fall rate 20 us/V 27
Reset temporization time tRSTTEMPO 4 7.5 ms 27
POR/PDR reset threshold, rising edge VPOR/PDR 1.5 1.6 1.7 V 27
POR/PDR reset threshold, falling edge VPOR/PDR 1.45 1.55 1.65 V 27
BOR threshold 1, rising edge VBOR1 1.7 1.8 1.9 V 27
BOR threshold 1, falling edge VBOR1 1.6 1.7 1.8 V 27
BOR threshold 2, rising edge VBOR2 1.9 2 2.1 V 27
BOR threshold 2, falling edge VBOR2 1.8 1.9 2 V 27
BOR threshold 3, rising edge VBOR3 2.1 2.2 2.3 V 27
BOR threshold 3, falling edge VBOR3 2 2.1 2.2 V 27
BOR threshold 4, rising edge VBOR4 2.3 2.4 2.5 V 27
BOR threshold 4, falling edge VBOR4 2.2 2.3 2.4 V 27
BOR threshold 5, rising edge VBOR5 2.5 2.6 2.7 V 27
BOR threshold 5, falling edge VBOR5 2.4 2.5 2.6 V 27
BOR threshold 6, rising edge VBOR6 2.7 2.8 2.9 V 27
BOR threshold 6, falling edge VBOR6 2.6 2.7 2.8 V 27
BOR threshold 7, rising edge VBOR7 2.9 3 3.1 V 27
BOR threshold 7, falling edge VBOR7 2.8 2.9 3 V 27
BOR threshold 8, rising edge VBOR8 3.1 3.2 3.3 V 27
BOR threshold 8, falling edge VBOR8 3 3.1 3.2 V 27

CAD (KiCad official)

  • Symbol: PY32F003F14P6TU
  • Footprint: Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm
  • 3D model: TSSOP-20 (KiCad packages3D, STEP)
  • 3D model files: py32f003f14p6tu-etched.step / py32f003f14p6tu-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); py32f003f14p6tu.step / py32f003f14p6tu.glb are the bare package body.

Provenance

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

  • Datasheet: PUYA datasheet (43 pp, sha256 c1a03b8b328379d1, retrieved 2026-10-19, 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-haiku-5-5 (text), consensus claude-sonnet-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