component
STM32L152RBT6
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.
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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README
markdownSTM32L152RBT6
STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · LQFP-64(10x10)
STM32L152RBT6 from STMicroelectronics, in a LQFP-64(10x10). 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 |
|---|---|---|---|
| 1 | VLCD | power_in | LCD power supply pin, applicable to STM32L152xx devices only (on STM32L151xx it should be connected to VDD). |
| 2 | PC13-WKUP2 | bidirectional | 5 V tolerant (FT) I/O with default function PC13, also usable as RTC_TAMP1/RTC_TS/RTC_OUT and wakeup input WKUP2. |
| 3 | PC14-OSC32_IN | bidirectional | Standard 3.3 V I/O (TC) with default function PC14; it becomes OSC32_IN only when the LSE oscillator is on (LSEON bit), and the LSE has priority over the GPIO function. |
| 4 | PC15-OSC32_OUT | bidirectional | Standard 3.3 V I/O (TC) with default function PC15; it becomes OSC32_OUT only when the LSE oscillator is on (LSEON bit), and the LSE has priority over the GPIO function. |
| 5 | PH0-OSC_IN | bidirectional | Standard 3.3 V I/O (TC) with default function PH0; it becomes OSC_IN only when the HSE oscillator is on (HSEON bit), and the HSE has priority over the GPIO function. |
| 6 | PH1-OSC_OUT | bidirectional | Standard 3.3 V I/O (TC) with default function PH1; it becomes OSC_OUT only when the HSE oscillator is on (HSEON bit), and the HSE has priority over the GPIO function. |
| 7 | NRST | bidirectional | Bidirectional reset pin with embedded weak pull-up resistor. |
| 8 | PC0 | bidirectional | 5 V tolerant (FT) I/O with default function PC0; alternate functions LCD_SEG18 and ADC_IN10/COMP1_INP. |
| 9 | PC1 | bidirectional | 5 V tolerant (FT) I/O with default function PC1; alternate functions LCD_SEG19 and ADC_IN11/COMP1_INP. |
| 10 | PC2 | bidirectional | 5 V tolerant (FT) I/O with default function PC2; alternate functions LCD_SEG20 and ADC_IN12/COMP1_INP. |
| 11 | PC3 | bidirectional | Standard 3.3 V I/O (TC) with default function PC3; alternate functions LCD_SEG21 and ADC_IN13/COMP1_INP. |
| 12 | VSSA | power_in | Analog ground pin for the ADC, DAC and comparators. |
| 13 | VDDA | power_in | Analog power supply pin for the ADC, DAC and comparators. |
| 14 | PA0-WKUP1 | bidirectional | 5 V tolerant (FT) I/O with default function PA0; alternate functions USART2_CTS/TIM2_CH1_ETR, additional functions WKUP1, ADC_IN0 and COMP1_INP. |
| 15 | PA1 | bidirectional | 5 V tolerant (FT) I/O with default function PA1; alternate functions USART2_RTS/TIM2_CH2/LCD_SEG0, additional functions ADC_IN1 and COMP1_INP. |
| 16 | PA2 | bidirectional | 5 V tolerant (FT) I/O with default function PA2; alternate functions USART2_TX/TIM2_CH3/TIM9_CH1/LCD_SEG1, additional functions ADC_IN2 and COMP1_INP. |
| 17 | PA3 | bidirectional | Standard 3.3 V I/O (TC) with default function PA3; alternate functions USART2_RX/TIM2_CH4/TIM9_CH2/LCD_SEG2, additional functions ADC_IN3 and COMP1_INP. |
| 18 | VSS_4 | power_in | Digital ground pin. |
| 19 | VDD_4 | power_in | Digital power supply pin. |
| 20 | PA4 | bidirectional | Standard 3.3 V I/O (TC) with default function PA4; alternate functions SPI1_NSS/USART2_CK, additional functions ADC_IN4, DAC_OUT1 and COMP1_INP. |
| 21 | PA5 | bidirectional | Standard 3.3 V I/O (TC) with default function PA5; alternate functions SPI1_SCK/TIM2_CH1_ETR, additional functions ADC_IN5, DAC_OUT2 and COMP1_INP. |
| 22 | PA6 | bidirectional | 5 V tolerant (FT) I/O with default function PA6; alternate functions SPI1_MISO/TIM3_CH1/LCD_SEG3/TIM10_CH1, additional functions ADC_IN6 and COMP1_INP. |
| 23 | PA7 | bidirectional | 5 V tolerant (FT) I/O with default function PA7; alternate functions SPI1_MOSI/TIM3_CH2/LCD_SEG4/TIM11_CH1, additional functions ADC_IN7 and COMP1_INP. |
| 24 | PC4 | bidirectional | 5 V tolerant (FT) I/O with default function PC4; alternate functions LCD_SEG22, ADC_IN14 and COMP1_INP. |
| 25 | PC5 | bidirectional | 5 V tolerant (FT) I/O with default function PC5; alternate functions LCD_SEG23, ADC_IN15 and COMP1_INP. |
| 26 | PB0 | bidirectional | Standard 3.3 V I/O (TC) with default function PB0; alternate functions TIM3_CH3/LCD_SEG5, additional functions ADC_IN8, COMP1_INP and VREF_OUT. |
| 27 | PB1 | bidirectional | 5 V tolerant (FT) I/O with default function PB1; alternate functions TIM3_CH4/LCD_SEG6, additional functions ADC_IN9, COMP1_INP and VREF_OUT. |
| 28 | PB2/BOOT1 | bidirectional | 5 V tolerant (FT) I/O with default function PB2, also usable as the BOOT1 pin. |
| 29 | PB10 | bidirectional | 5 V tolerant (FT) I/O with default function PB10; alternate functions I2C2_SCL/USART3_TX/TIM2_CH3/LCD_SEG10. |
| 30 | PB11 | bidirectional | 5 V tolerant (FT) I/O with default function PB11; alternate functions I2C2_SDA/USART3_RX/TIM2_CH4/LCD_SEG11. |
| 31 | VSS_1 | power_in | Digital ground pin. |
| 32 | VDD_1 | power_in | Digital power supply pin. |
| 33 | PB12 | bidirectional | 5 V tolerant (FT) I/O with default function PB12; alternate functions SPI2_NSS/I2C2_SMBA/USART3_CK/LCD_SEG12/TIM10_CH1, additional functions ADC_IN18 and COMP1_INP. |
| 34 | PB13 | bidirectional | 5 V tolerant (FT) I/O with default function PB13; alternate functions SPI2_SCK/USART3_CTS/LCD_SEG13/TIM9_CH1, additional functions ADC_IN19 and COMP1_INP. |
| 35 | PB14 | bidirectional | 5 V tolerant (FT) I/O with default function PB14; alternate functions SPI2_MISO/USART3_RTS/LCD_SEG14/TIM9_CH2, additional functions ADC_IN20 and COMP1_INP. |
| 36 | PB15 | bidirectional | 5 V tolerant (FT) I/O with default function PB15; alternate functions SPI2_MOSI/LCD_SEG15/TIM11_CH1, additional functions ADC_IN21, COMP1_INP and RTC_REFIN. |
| 37 | PC6 | bidirectional | 5 V tolerant (FT) I/O with default function PC6; alternate functions TIM3_CH1 and LCD_SEG24. |
| 38 | PC7 | bidirectional | 5 V tolerant (FT) I/O with default function PC7; alternate functions TIM3_CH2 and LCD_SEG25. |
| 39 | PC8 | bidirectional | 5 V tolerant (FT) I/O with default function PC8; alternate functions TIM3_CH3 and LCD_SEG26. |
| 40 | PC9 | bidirectional | 5 V tolerant (FT) I/O with default function PC9; alternate functions TIM3_CH4 and LCD_SEG27. |
| 41 | PA8 | bidirectional | 5 V tolerant (FT) I/O with default function PA8; alternate functions USART1_CK/MCO/LCD_COM0. |
| 42 | PA9 | bidirectional | 5 V tolerant (FT) I/O with default function PA9; alternate functions USART1_TX/LCD_COM1. |
| 43 | PA10 | bidirectional | 5 V tolerant (FT) I/O with default function PA10; alternate functions USART1_RX/LCD_COM2. |
| 44 | PA11 | bidirectional | 5 V tolerant (FT) I/O with default function PA11; alternate functions USART1_CTS/SPI1_MISO, additional function USB_DM. |
| 45 | PA12 | bidirectional | 5 V tolerant (FT) I/O with default function PA12; alternate functions USART1_RTS/SPI1_MOSI, additional function USB_DP. |
| 46 | PA13 | bidirectional | 5 V tolerant (FT) I/O with default function JTMS-SWDIO (serial wire debug data). |
| 47 | VSS_2 | power_in | Digital ground pin. |
| 48 | VDD_2 | power_in | Digital power supply pin. |
| 49 | PA14 | bidirectional | 5 V tolerant (FT) I/O with default function JTCK-SWCLK (serial wire debug clock). |
| 50 | PA15 | bidirectional | 5 V tolerant (FT) I/O with default function JTDI; alternate functions TIM2_CH1_ETR/PA15/SPI1_NSS and LCD_SEG17. |
| 51 | PC10 | bidirectional | 5 V tolerant (FT) I/O with default function PC10; alternate functions USART3_TX, LCD_SEG28/LCD_SEG40 and LCD_COM4. |
| 52 | PC11 | bidirectional | 5 V tolerant (FT) I/O with default function PC11; alternate functions USART3_RX, LCD_SEG29/LCD_SEG41 and LCD_COM5. |
| 53 | PC12 | bidirectional | 5 V tolerant (FT) I/O with default function PC12; alternate functions USART3_CK, LCD_SEG30/LCD_SEG42 and LCD_COM6. |
| 54 | PD2 | bidirectional | 5 V tolerant (FT) I/O with default function PD2; alternate functions TIM3_ETR, LCD_SEG31/LCD_SEG43 and LCD_COM7. |
| 55 | PB3 | bidirectional | 5 V tolerant (FT) I/O with default function JTDO; alternate functions TIM2_CH2/PB3/SPI1_SCK and LCD_SEG7, additional function COMP2_INM. |
| 56 | PB4 | bidirectional | 5 V tolerant (FT) I/O with default function NJTRST; alternate functions TIM3_CH1/PB4/SPI1_MISO and LCD_SEG8, additional function COMP2_INP. |
| 57 | PB5 | bidirectional | 5 V tolerant (FT) I/O with default function PB5; alternate functions I2C1_SMBA/TIM3_CH2/SPI1_MOSI and LCD_SEG9, additional function COMP2_INP. |
| 58 | PB6 | bidirectional | 5 V tolerant (FT) I/O with default function PB6; alternate functions I2C1_SCL/TIM4_CH1/USART1_TX. |
| 59 | PB7 | bidirectional | 5 V tolerant (FT) I/O with default function PB7; alternate functions I2C1_SDA/TIM4_CH2/USART1_RX, additional function PVD_IN. |
| 60 | BOOT0 | input | Dedicated BOOT0 input pin (input only, no I/O function). |
| 61 | PB8 | bidirectional | 5 V tolerant (FT) I/O with default function PB8; alternate functions TIM4_CH3/I2C1_SCL/LCD_SEG16/TIM10_CH1. |
| 62 | PB9 | bidirectional | 5 V tolerant (FT) I/O with default function PB9; alternate functions TIM4_CH4/I2C1_SDA/LCD_COM3/TIM11_CH1. |
| 63 | VSS_3 | power_in | Digital ground pin. |
| 64 | VDD_3 | power_in | Digital power supply pin. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | STMicroelectronics |
| Package | LQFP-64(10x10) |
| Category | Embedded Processors & Controllers |
| Pins | 64 |
CAD (KiCad official)
- Symbol:
STM32L152RBT6 - Footprint:
Package_QFP:LQFP-64_10x10mm_P0.5mm - 3D model: LQFP-64(10x10) (KiCad packages3D, STEP)
- 3D model files:
stm32l152rbt6-etched.step/stm32l152rbt6-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);stm32l152rbt6.step/stm32l152rbt6.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: STMicroelectronics datasheet (132 pp, sha256
3734b31e9efe1bce, retrieved 2026-10-10, 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).