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Contents

README

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STM32L152VCH6

STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · UFBGA-100

STM32L152VCH6 from STMicroelectronics, in a UFBGA-100. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model, then checked against ST open pin data); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
B2 PE2 bidirectional 5 V tolerant I/O (FT); alternate functions TIM3_ETR, LCD_SEG38, TRACECLK; no additional functions listed.
A1 PE3 bidirectional 5 V tolerant I/O (FT); alternate functions TIM3_CH1, LCD_SEG39, TRACED0; no additional functions listed.
B1 PE4 bidirectional 5 V tolerant I/O (FT); alternate functions TIM3_CH2, TRACED1; no additional functions listed.
C2 PE5 bidirectional 5 V tolerant I/O (FT); alternate functions TIM9_CH1, TRACED2; no additional functions listed.
D2 PE6-WKUP3 bidirectional 5 V tolerant I/O (FT); alternate functions TIM9_CH2, TRACED3; additional functions WKUP3, RTC_TAMP3.
E2 VLCD power_in LCD power supply pin (STM32L152xC only); on STM32L151xC devices this pin must be connected to VDD.
C1 PC13-WKUP2 bidirectional 5 V tolerant I/O (FT); no alternate functions listed; additional functions WKUP2, RTC_TAMP1, RTC_TS, RTC_OUT.
D1 PC14-OSC32_IN bidirectional 3.3 V standard I/O (TC); used as OSC32_IN only when the LSE oscillator is on (LSEON), otherwise available as GPIO PC14.
E1 PC15-OSC32_OUT bidirectional 3.3 V standard I/O (TC); used as OSC32_OUT only when the LSE oscillator is on (LSEON), otherwise available as GPIO PC15.
F2 VSS_5 power_in Digital ground pin.
G2 VDD_5 power_in Digital supply pin; device power supply range is 1.65 V to 3.6 V per the Features list.
F1 PH0-OSC_IN bidirectional 3.3 V standard I/O (TC); used as OSC_IN only when the HSE oscillator is on (HSEON), otherwise available as GPIO PH0.
G1 PH1-OSC_OUT bidirectional 3.3 V standard I/O (TC); used as OSC_OUT only when the HSE oscillator is on (HSEON), otherwise available as GPIO PH1.
H2 NRST bidirectional Bidirectional reset pin with embedded weak pull-up resistor.
H1 PC0 bidirectional 5 V tolerant I/O (FT); alternate function LCD_SEG18; additional functions ADC_IN10, COMP1_INP.
J2 PC1 bidirectional 5 V tolerant I/O (FT); alternate function LCD_SEG19; additional functions ADC_IN11, COMP1_INP.
J3 PC2 bidirectional 5 V tolerant I/O (FT); alternate function LCD_SEG20; additional functions ADC_IN12, COMP1_INP.
K2 PC3 bidirectional 3.3 V standard I/O (TC); alternate function LCD_SEG21; additional functions ADC_IN13, COMP1_INP.
J1 VSSA power_in Analog ground pin for the ADC and analog blocks.
K1 VREF- power_in Negative ADC reference voltage; VSSA or VREF- must be tied to ground.
L1 VREF+ power_in Positive ADC reference voltage, 1.8 V minimum up to VDDA; can be grounded if neither the ADC nor the DAC is used.
M1 VDDA power_in Analog supply pin; VDDA is specified from 1.8 V to 3.6 V.
L2 PA0-WKUP1 bidirectional 5 V tolerant I/O (FT); alternate functions TIM2_CH1_ETR, TIM5_CH1, USART2_CTS; additional functions WKUP1, RTC_TAMP2, ADC_IN0, COMP1_INP.
M2 PA1 bidirectional 5 V tolerant I/O (FT); alternate functions TIM2_CH2, TIM5_CH2, USART2_RTS, LCD_SEG0; additional functions ADC_IN1, COMP1_INP, OPAMP1_VINP.
K3 PA2 bidirectional 5 V tolerant I/O (FT); alternate functions TIM2_CH3, TIM5_CH3, TIM9_CH1, USART2_TX, LCD_SEG1; additional functions ADC_IN2, COMP1_INP, OPAMP1_VINM.
L3 PA3 bidirectional 3.3 V standard I/O (TC); alternate functions TIM2_CH4, TIM5_CH4, TIM9_CH2, USART2_RX, LCD_SEG2; additional functions ADC_IN3, COMP1_INP, OPAMP1_VOUT.
E3 VSS_4 power_in Digital ground pin.
H3 VDD_4 power_in Digital supply pin; device power supply range is 1.65 V to 3.6 V per the Features list.
M3 PA4 bidirectional 3.3 V standard I/O (TC); alternate functions SPI1_NSS, SPI3_NSS, I2S3_WS, USART2_CK; additional functions ADC_IN4, DAC_OUT1, COMP1_INP.
K4 PA5 bidirectional 3.3 V standard I/O (TC); alternate functions TIM2_CH1_ETR, SPI1_SCK; additional functions ADC_IN5, DAC_OUT2, COMP1_INP.
L4 PA6 bidirectional 5 V tolerant I/O (FT); alternate functions TIM3_CH1, TIM10_CH1, SPI1_MISO, LCD_SEG3; additional functions ADC_IN6, COMP1_INP, OPAMP2_VINP.
M4 PA7 bidirectional 5 V tolerant I/O (FT); alternate functions TIM3_CH2, TIM11_CH1, SPI1_MOSI, LCD_SEG4; additional functions ADC_IN7, COMP1_INP, OPAMP2_VINM.
K5 PC4 bidirectional 5 V tolerant I/O (FT); alternate function LCD_SEG22; additional functions ADC_IN14, COMP1_INP.
L5 PC5 bidirectional 5 V tolerant I/O (FT); alternate function LCD_SEG23; additional functions ADC_IN15, COMP1_INP.
M5 PB0 bidirectional 3.3 V standard I/O (TC); alternate functions TIM3_CH3, LCD_SEG5; additional functions ADC_IN8, COMP1_INP, OPAMP2_VOUT, VLCDRAIL3, VREF_OUT.
M6 PB1 bidirectional 5 V tolerant I/O (FT); alternate functions TIM3_CH4, LCD_SEG6; additional functions ADC_IN9, COMP1_INP, VREF_OUT.
L6 PB2 bidirectional 5 V tolerant I/O (FT); alternate function BOOT1; additional functions VLCDRAIL1, ADCIN0b.
M7 PE7 bidirectional 3.3 V standard I/O (TC); no alternate functions listed; additional functions ADC_IN22, COMP1_INP.
L7 PE8 bidirectional 3.3 V standard I/O (TC); no alternate functions listed; additional functions ADC_IN23, COMP1_INP.
M8 PE9 bidirectional 3.3 V standard I/O (TC); alternate functions TIM2_CH1_ETR, TIM5_ETR; additional functions ADC_IN24, COMP1_INP.
L8 PE10 bidirectional 3.3 V standard I/O (TC); alternate function TIM2_CH2; additional functions ADC_IN25, COMP1_INP.
M9 PE11 bidirectional 5 V tolerant I/O (FT); alternate function TIM2_CH3; additional function VLCDRAIL2.
L9 PE12 bidirectional 5 V tolerant I/O (FT); alternate functions TIM2_CH4, SPI1_NSS; additional function VLCDRAIL3.
M10 PE13 bidirectional 5 V tolerant I/O (FT); alternate function SPI1_SCK; no additional functions listed.
M11 PE14 bidirectional 5 V tolerant I/O (FT); alternate function SPI1_MISO; no additional functions listed.
M12 PE15 bidirectional 5 V tolerant I/O (FT); alternate function SPI1_MOSI; no additional functions listed.
L10 PB10 bidirectional 5 V tolerant I/O (FT); alternate functions TIM2_CH3, I2C2_SCL, USART3_TX, LCD_SEG10.
L11 PB11 bidirectional 5 V tolerant I/O (FT); alternate functions TIM2_CH4, I2C2_SDA, USART3_RX, LCD_SEG11.
F12 VSS_1 power_in Digital ground pin.
G12 VDD_1 power_in Digital supply pin; device power supply range is 1.65 V to 3.6 V per the Features list.
L12 PB12 bidirectional 5 V tolerant I/O (FT); alternate functions TIM10_CH1, I2C2_SMBA, SPI2_NSS, I2S2_WS, USART3_CK, LCD_SEG12; additional functions ADC_IN18, COMP1_INP, VLCDRAIL2.
K12 PB13 bidirectional 5 V tolerant I/O (FT); alternate functions TIM9_CH1, SPI2_SCK, I2S2_CK, USART3_CTS, LCD_SEG13; additional functions ADC_IN19, COMP1_INP.
K11 PB14 bidirectional 5 V tolerant I/O (FT); alternate functions TIM9_CH2, SPI2_MISO, USART3_RTS, LCD_SEG14; additional functions ADC_IN20, COMP1_INP.
K10 PB15 bidirectional 5 V tolerant I/O (FT); alternate functions TIM11_CH1, SPI2_MOSI, I2S2_SD, LCD_SEG15; additional functions ADC_IN21, COMP1_INP, RTC_REFIN.
K9 PD8 bidirectional 5 V tolerant I/O (FT); alternate functions USART3_TX, LCD_SEG28.
K8 PD9 bidirectional 5 V tolerant I/O (FT); alternate functions USART3_RX, LCD_SEG29.
J12 PD10 bidirectional 5 V tolerant I/O (FT); alternate functions USART3_CK, LCD_SEG30.
J11 PD11 bidirectional 5 V tolerant I/O (FT); alternate functions USART3_CTS, LCD_SEG31.
J10 PD12 bidirectional 5 V tolerant I/O (FT); alternate functions TIM4_CH1, USART3_RTS, LCD_SEG32.
H12 PD13 bidirectional 5 V tolerant I/O (FT); alternate functions TIM4_CH2, LCD_SEG33.
H11 PD14 bidirectional 5 V tolerant I/O (FT); alternate functions TIM4_CH3, LCD_SEG34.
H10 PD15 bidirectional 5 V tolerant I/O (FT); alternate functions TIM4_CH4, LCD_SEG35.
E12 PC6 bidirectional 5 V tolerant I/O (FT); alternate functions TIM3_CH1, I2S2_MCK, LCD_SEG24.
E11 PC7 bidirectional 5 V tolerant I/O (FT); alternate functions TIM3_CH2, I2S3_MCK, LCD_SEG25.
E10 PC8 bidirectional 5 V tolerant I/O (FT); alternate functions TIM3_CH3, LCD_SEG26.
D12 PC9 bidirectional 5 V tolerant I/O (FT); alternate functions TIM3_CH4, LCD_SEG27.
D11 PA8 bidirectional 5 V tolerant I/O (FT); alternate functions USART1_CK, MCO, LCD_COM0.
D10 PA9 bidirectional 5 V tolerant I/O (FT); alternate functions USART1_TX, LCD_COM1.
C12 PA10 bidirectional 5 V tolerant I/O (FT); alternate functions USART1_RX, LCD_COM2.
B12 PA11 bidirectional 5 V tolerant I/O (FT); alternate functions USART1_CTS, SPI1_MISO; additional function USB_DM.
A12 PA12 bidirectional 5 V tolerant I/O (FT); alternate functions USART1_RTS, SPI1_MOSI; additional function USB_DP.
A11 PA13 bidirectional 5 V tolerant I/O (FT); function after reset is JTMS-SWDIO (serial wire data I/O); the JTAG port can be permanently disabled with a JTAG fuse.
C11 PH2 bidirectional 5 V tolerant I/O (FT); no alternate or additional functions listed.
F11 VSS_2 power_in Digital ground pin.
G11 VDD_2 power_in Digital supply pin; device power supply range is 1.65 V to 3.6 V per the Features list.
A10 PA14 bidirectional 5 V tolerant I/O (FT); function after reset is JTCK-SWCLK (serial wire clock).
A9 PA15 bidirectional 5 V tolerant I/O (FT); function after reset is JTDI; alternate functions TIM2_CH1_ETR, SPI1_NSS, SPI3_NSS, I2S3_WS, LCD_SEG17.
B11 PC10 bidirectional 5 V tolerant I/O (FT); alternate functions SPI3_SCK, I2S3_CK, USART3_TX, LCD_SEG28, LCD_SEG40, LCD_COM4.
C10 PC11 bidirectional 5 V tolerant I/O (FT); alternate functions SPI3_MISO, USART3_RX, LCD_SEG29, LCD_SEG41, LCD_COM5.
B10 PC12 bidirectional 5 V tolerant I/O (FT); alternate functions SPI3_MOSI, I2S3_SD, USART3_CK, LCD_SEG30, LCD_SEG42, LCD_COM6.
C9 PD0 bidirectional 5 V tolerant I/O (FT); alternate functions TIM9_CH1, SPI2_NSS, I2S2_WS.
B9 PD1 bidirectional 5 V tolerant I/O (FT); alternate functions SPI2_SCK, I2S2_CK.
C8 PD2 bidirectional 5 V tolerant I/O (FT); alternate functions TIM3_ETR, LCD_SEG31, LCD_SEG43, LCD_COM7.
B8 PD3 bidirectional 5 V tolerant I/O (FT); alternate functions SPI2_MISO, USART2_CTS.
B7 PD4 bidirectional 5 V tolerant I/O (FT); alternate functions SPI2_MOSI, I2S2_SD, USART2_RTS.
A6 PD5 bidirectional 5 V tolerant I/O (FT); alternate function USART2_TX.
B6 PD6 bidirectional 5 V tolerant I/O (FT); alternate function USART2_RX.
A5 PD7 bidirectional 5 V tolerant I/O (FT); alternate functions TIM9_CH2, USART2_CK.
A8 PB3 bidirectional 5 V tolerant I/O (FT); function after reset is JTDO; alternate functions TIM2_CH2, SPI1_SCK, SPI3_SCK, I2S3_CK, LCD_SEG7; additional function COMP2_INM.
A7 PB4 bidirectional 5 V tolerant I/O (FT); function after reset is NJTRST; alternate functions TIM3_CH1, SPI1_MISO, SPI3_MISO, LCD_SEG8; additional function COMP2_INP.
C5 PB5 bidirectional 5 V tolerant I/O (FT); alternate functions TIM3_CH2, I2C1_SMBA, SPI1_MOSI, SPI3_MOSI, I2S3_SD, LCD_SEG9; additional function COMP2_INP.
B5 PB6 bidirectional 5 V tolerant I/O (FT); alternate functions TIM4_CH1, I2C1_SCL, USART1_TX; additional function COMP2_INP.
B4 PB7 bidirectional 5 V tolerant I/O (FT); alternate functions TIM4_CH2, I2C1_SDA, USART1_RX; additional functions COMP2_INP, PVD_IN.
A4 BOOT0 input Dedicated BOOT0 input pin.
A3 PB8 bidirectional 5 V tolerant I/O (FT); alternate functions TIM4_CH3, TIM10_CH1, I2C1_SCL, LCD_SEG16.
B3 PB9 bidirectional 5 V tolerant I/O (FT); alternate functions TIM4_CH4, TIM11_CH1, I2C1_SDA, LCD_COM3.
C3 PE0 bidirectional 5 V tolerant I/O (FT); alternate functions TIM4_ETR, TIM10_CH1, LCD_SEG36.
A2 PE1 bidirectional 5 V tolerant I/O (FT); alternate functions TIM11_CH1, LCD_SEG37.
D3 VSS_3 power_in Digital ground pin.
C4 VDD_3 power_in Digital supply pin; device power supply range is 1.65 V to 3.6 V per the Features list.

Key specifications

Parameter Value
Manufacturer STMicroelectronics
Package UFBGA-100
Category Embedded Processors & Controllers
Pins 100

CAD (KiCad official)

  • Symbol: STM32L152VCH6
  • Footprint: Package_BGA:UFBGA-100_7x7mm_Layout12x12_P0.5mm
  • 3D model: UFBGA-100 (KiCad packages3D, STEP)
  • 3D model files: stm32l152vch6-etched.step / stm32l152vch6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); stm32l152vch6.step / stm32l152vch6.glb are the bare package body.

Provenance

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

  • Datasheet: STMicroelectronics datasheet (136 pp, sha256 5e6d5674cd06c108, retrieved 2026-10-08, tier: lcsc)
  • 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