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STM32L152VCH6
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), UFBGA-100. Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.
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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.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);stm32l152vch6.step/stm32l152vch6.glbare 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, primaryclaude-haiku-5-5(text), consensusclaude-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).
# 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](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588952424040583168) (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](docs/stm32l152vch6-datasheet.pdf)