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STM32L476RGT6
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
markdownSTM32L476RGT6
STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · LQFP-64(10x10)
STM32L476RGT6 from STMicroelectronics, in a LQFP-64(10x10). Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | VBAT | power_in | Battery supply pin for RTC and 32x32-bit backup registers, supply range 1.55 to 3.6 V. |
| 2 | PC13 | bidirectional | Port C pin 13, 5V-tolerant I/O with RTC tamper/timestamp and wakeup capabilities. |
| 3 | PC14-OSC32_IN | bidirectional | Port C pin 14, 32 kHz oscillator input or general-purpose I/O, 5V-tolerant. |
| 4 | PC15-OSC32_OUT | bidirectional | Port C pin 15, 32 kHz oscillator output or general-purpose I/O, 5V-tolerant. |
| 5 | PH0-OSC_IN | bidirectional | Port H pin 0, 4-48 MHz high-speed oscillator input or general-purpose I/O. |
| 6 | PH1-OSC_OUT | bidirectional | Port H pin 1, high-speed oscillator output or general-purpose I/O. |
| 7 | NRST | input | Active-low reset input pin with internal pull-up and external filter capacitor. |
| 8 | PC0 | bidirectional | Port C pin 0, 5V-tolerant I/O with LPUART, I2C3, LPTIM, and ADC input functions. |
| 9 | PC1 | bidirectional | Port C pin 1, 5V-tolerant I/O with LPUART, I2C3, LPTIM, LCD, and ADC input functions. |
| 10 | PC2 | bidirectional | Port C pin 2, 5V-tolerant I/O with LPTIM, SPI2, and ADC input functions. |
| 11 | PC3 | bidirectional | Port C pin 3, 5V-tolerant I/O with LPTIM, SPI2, LCD VLCD control, and ADC input functions. |
| 12 | VSSA/VREF- | power_in | Analog ground and negative reference voltage pin for ADC/DAC. |
| 13 | VDDA/VREF+ | power_in | Analog supply and positive reference voltage pin, supply range 1.62 to 3.6 V for ADC/DAC. |
| 14 | PA0 | bidirectional | Port A pin 0, 5V-tolerant I/O with TIM2/TIM5/TIM8, USART2, UART4, SAI, OPAMP input and ADC functions. |
| 15 | PA1 | bidirectional | Port A pin 1, 5V-tolerant I/O with TIM2/TIM5/TIM15, USART2, LCD, OPAMP input and ADC functions. |
| 16 | PA2 | bidirectional | Port A pin 2, 5V-tolerant I/O with TIM2/TIM5/TIM15, USART2, LCD, and ADC/WKUP functions. |
| 17 | PA3 | bidirectional | Port A pin 3, 3.6V-tolerant I/O with TIM2/TIM5/TIM15, USART2, LCD, OPAMP output and ADC functions. |
| 18 | VSS | power_in | Ground reference (0 V) for main power supply. |
| 19 | VDD | power_in | Main positive power supply pin, supply range 1.71 to 3.6 V. |
| 20 | PA4 | bidirectional | Port A pin 4, 3.6V-tolerant I/O with SPI1/SPI3, USART2, SAI, LPTIM2, DAC1 and ADC functions. |
| 21 | PA5 | bidirectional | Port A pin 5, 3.6V-tolerant I/O with TIM2/TIM8, SPI1, LPTIM2, DAC1 and ADC functions. |
| 22 | PA6 | bidirectional | Port A pin 6, 5V-tolerant I/O with TIM1/TIM3/TIM8/TIM16, SPI1, QUADSPI, LCD, and OPAMP input/ADC functions. |
| 23 | PA7 | bidirectional | Port A pin 7, 5V-tolerant I/O with TIM1/TIM3/TIM8/TIM17, SPI1, QUADSPI, LCD, and OPAMP input/ADC functions. |
| 24 | PC4 | bidirectional | Port C pin 4, 5V-tolerant I/O with USART3, LCD SEG22, and ADC/COMP INM functions. |
| 25 | PC5 | bidirectional | Port C pin 5, 5V-tolerant I/O with USART3, LCD SEG23, COMP input, and wakeup functions. |
| 26 | PB0 | bidirectional | Port B pin 0, 3.6V-tolerant I/O with TIM1/TIM3/TIM8, USART3, QUADSPI, LCD, COMP output and ADC functions. |
| 27 | PB1 | bidirectional | Port B pin 1, 5V-tolerant I/O with TIM1/TIM3/TIM8, DFSDM, USART3, QUADSPI, LCD, and ADC functions. |
| 28 | PB2 | bidirectional | Port B pin 2, 5V-tolerant I/O with RTC, LPTIM1, I2C3, DFSDM, and COMP input functions. |
| 29 | PB10 | bidirectional | Port B pin 10, 5V-tolerant I/O with TIM2, I2C2, SPI2, DFSDM, USART3, LPUART1, QUADSPI, LCD and COMP output. |
| 30 | PB11 | bidirectional | Port B pin 11, 5V-tolerant I/O with TIM2, I2C2, DFSDM, USART3, LPUART1, QUADSPI, LCD and COMP output. |
| 31 | VSS | power_in | Ground reference (0 V) for main power supply. |
| 32 | VDD | power_in | Main positive power supply pin, supply range 1.71 to 3.6 V. |
| 33 | PB12 | bidirectional | Port B pin 12, 5V-tolerant I/O with TIM1/TIM15, I2C2, SPI2, DFSDM, USART3, LPUART1, TSC, and LCD functions. |
| 34 | PB13 | bidirectional | Port B pin 13, 5V-tolerant I/O with TIM1/TIM15, I2C2, SPI2, DFSDM, USART3, LPUART1, and LCD functions. |
| 35 | PB14 | bidirectional | Port B pin 14, 5V-tolerant I/O with TIM1/TIM8/TIM15, I2C2, SPI2, DFSDM, USART3, TSC, and LCD functions. |
| 36 | PB15 | bidirectional | Port B pin 15, 5V-tolerant I/O with RTC, TIM1/TIM8, SPI2, DFSDM, TSC, and LCD functions. |
| 37 | PC6 | bidirectional | Port C pin 6, 5V-tolerant I/O with TIM3/TIM8, DFSDM, TSC, LCD, and SDMMC functions. |
| 38 | PC7 | bidirectional | Port C pin 7, 5V-tolerant I/O with TIM3/TIM8, DFSDM, TSC, LCD, and SDMMC functions. |
| 39 | PC8 | bidirectional | Port C pin 8, 5V-tolerant I/O with TIM3/TIM8, TSC, LCD, and SDMMC functions. |
| 40 | PC9 | bidirectional | Port C pin 9, 5V-tolerant I/O with TIM3/TIM8, OTG_FS, LCD, SDMMC, and SAI functions. |
| 41 | PA8 | bidirectional | Port A pin 8, 5V-tolerant I/O with MCO, TIM1, USART1, OTG_FS SOF, and LCD COM0. |
| 42 | PA9 | bidirectional | Port A pin 9, 5V-tolerant USB I/O with TIM1/TIM15, USART1, LCD COM1, and OTG_FS VBUS. |
| 43 | PA10 | bidirectional | Port A pin 10, 5V-tolerant USB I/O with TIM1/TIM17, USART1, OTG_FS ID, and LCD COM2. |
| 44 | PA11 | bidirectional | Port A pin 11, 5V-tolerant USB I/O with TIM1, USART1, CAN1 RX, and OTG_FS DM. |
| 45 | PA12 | bidirectional | Port A pin 12, 5V-tolerant USB I/O with TIM1, USART1, CAN1 TX, and OTG_FS DP. |
| 46 | PA13 | bidirectional | Port A pin 13 (JTMS-SWDIO), 5V-tolerant I/O with JTAG/SWD debug interface and infrared output. |
| 47 | VSS | power_in | Ground reference (0 V) for main power supply. |
| 48 | VDDUSB | power_in | USB supply pin, supply range 3.0 to 3.6 V when USB is used. |
| 49 | PA14 | bidirectional | Port A pin 14 (JTCK-SWCLK), 5V-tolerant I/O with JTAG/SWD debug clock interface. |
| 50 | PA15 | bidirectional | Port A pin 15 (JTDI), 5V-tolerant I/O with JTAG, TIM2, SPI, USART4, TSC, and LCD functions. |
| 51 | PC10 | bidirectional | Port C pin 10, 5V-tolerant I/O with SPI3, USART3, UART4, TSC, LCD, and SDMMC functions. |
| 52 | PC11 | bidirectional | Port C pin 11, 5V-tolerant I/O with SPI3, USART3, UART4, TSC, LCD, and SDMMC functions. |
| 53 | PC12 | bidirectional | Port C pin 12, 5V-tolerant I/O with SPI3, USART3, UART5, TSC, LCD, and SDMMC functions. |
| 54 | PD2 | bidirectional | Port D pin 2, 5V-tolerant I/O with TIM3, USART3, UART5, TSC, LCD COM7, and SDMMC CMD. |
| 55 | PB3 | bidirectional | Port B pin 3 (JTDO-TRACESWO), 5V-tolerant I/O with JTAG, TIM2, SPI1/SPI3, USART1, LCD, and SAI functions. |
| 56 | PB4 | bidirectional | Port B pin 4 (NJTRST), 5V-tolerant I/O with JTAG, TIM3, SPI1/SPI3, USART1, UART5, TSC, and LCD. |
| 57 | PB5 | bidirectional | Port B pin 5, 5V-tolerant I/O with LPTIM1, TIM3, I2C1, SPI1/SPI3, USART1, UART5, TSC, and LCD. |
| 58 | PB6 | bidirectional | Port B pin 6, 5V-tolerant I/O with LPTIM1, TIM4/TIM8/TIM16, I2C1, DFSDM, USART1, TSC, and SAI. |
| 59 | PB7 | bidirectional | Port B pin 7, 5V-tolerant I/O with LPTIM1, TIM4/TIM8/TIM17, I2C1, DFSDM, USART1, UART4, TSC, LCD, and FMC. |
| 60 | BOOT0 | input | Boot mode selection pin, determines code execution from flash or RAM on power-up. |
| 61 | PB8 | bidirectional | Port B pin 8, 5V-tolerant I/O with TIM4/TIM16, I2C1, DFSDM, CAN1 RX, LCD SEG16, and SDMMC. |
| 62 | PB9 | bidirectional | Port B pin 9, 5V-tolerant I/O with IR, TIM4/TIM17, I2C1, SPI2, DFSDM, CAN1 TX, LCD COM3, and SDMMC. |
| 63 | VSS | power_in | Ground reference (0 V) for main power supply. |
| 64 | VDD | power_in | Main positive power supply pin, supply range 1.71 to 3.6 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | STMicroelectronics |
| Package | LQFP-64(10x10) |
| Category | Embedded Processors & Controllers |
| Pins | 64 |
CAD (KiCad official)
- Symbol:
STM32L476RGT6 - Footprint:
Package_QFP:LQFP-64_10x10mm_P0.5mm - 3D model: LQFP-64(10x10) (KiCad packages3D, STEP)
- 3D model files:
stm32l476rgt6-etched.step/stm32l476rgt6-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);stm32l476rgt6.step/stm32l476rgt6.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: STMicroelectronics datasheet (262 pp, sha256
6de7ca90cf648b18, retrieved 2026-09-23, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-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).