STM32G071 (WLCSP-25(2.3x2.5))
| Pin | Symbol | Type | Function (EN) |
|---|---|---|---|
| 1 | PC13 | I/O | Multiplexed I/O & Peripheral Pin PC13 (General) |
| 2 | PC14 - OSC32_IN (PC14) | I/O | Multiplexed I/O & Peripheral Pin PC14 - OSC32_IN (PC14) (RTC/CLK) |
| 3 | 3V3 | Power | 3.3V Main Power Supply Rail (3.0V ~ 3.6V) |
| 4 | VBAT | Power | Power Supply Input (VBAT — 3.3V VDD (Max 4.0V)) |
| 5 | VREF+ | Analog | Multiplexed I/O & Peripheral Pin VREF+ (General) |
| 6 | VDD/VDDA | Power | Power Supply Input (VDD/VDDA — 3.3V VDD (Max 4.0V)) |
| 7 | VSS/VSSA | GND | Ground Reference Pin (VSS/VSSA) |
| 8 | PF0OSC IN -_ (PF0) | I/O | Multiplexed I/O & Peripheral Pin PF0OSC IN -_ (PF0) (RTC/CLK) |
| 9 | PF1 - OSC_OUT (PF1) | I/O | Multiplexed I/O & Peripheral Pin PF1 - OSC_OUT (PF1) (RTC/CLK) |
| 10 | PF2 NRST - | I/O | Multiplexed I/O & Peripheral Pin PF2 NRST - (RTC/CLK) |
| 11 | PA0 | I/O | Multiplexed I/O & Peripheral Pin PA0 (UART, SPI, PWM) |
| 12 | PA1 | I/O | Multiplexed I/O & Peripheral Pin PA1 (UART, SPI, PWM) |
| 13 | PA2 | I/O | Multiplexed I/O & Peripheral Pin PA2 (UART, SPI) |
| 14 | PA3 | I/O | Multiplexed I/O & Peripheral Pin PA3 (SPI, PWM) |
| 15 | PA4 | I/O | Multiplexed I/O & Peripheral Pin PA4 (SPI, ADC, RTC/CLK) |
| 16 | PA5 | I/O | Multiplexed I/O & Peripheral Pin PA5 (UART, SPI, ADC, PWM) |
| 17 | PA6 | I/O | Multiplexed I/O & Peripheral Pin PA6 (UART, SPI, ADC, PWM) |
| 18 | PA7 | I/O | Multiplexed I/O & Peripheral Pin PA7 (SPI, ADC, PWM) |
| 19 | PB0 | I/O | Multiplexed I/O & Peripheral Pin PB0 (UART, SPI, ADC, PWM) |
| 20 | PB1 | I/O | Multiplexed I/O & Peripheral Pin PB1 (UART, PWM) |
| 21 | PB2 | I/O | Multiplexed I/O & Peripheral Pin PB2 (SPI) |
| 22 | PB10 | I/O | Multiplexed I/O & Peripheral Pin PB10 (SPI, ADC, PWM) |
| 23 | PB11 | I/O | Multiplexed I/O & Peripheral Pin PB11 (SPI, I2C, ADC, PWM) |
| 24 | PB12 | I/O | Multiplexed I/O & Peripheral Pin PB12 (UART, SPI, ADC) |
| 25 | PB13 | I/O | Multiplexed I/O & Peripheral Pin PB13 (UART, SPI, PWM) |
| 26 | PB14 | I/O | Multiplexed I/O & Peripheral Pin PB14 (UART, SPI, PWM) |
| 27 | PB15 | I/O | Multiplexed I/O & Peripheral Pin PB15 (SPI, RTC/CLK) |
| 28 | PA8 | I/O | Multiplexed I/O & Peripheral Pin PA8 (SPI, PWM, RTC/CLK) |
| 29 | PA9 | I/O | Multiplexed I/O & Peripheral Pin PA9 (UART, PWM, RTC/CLK) |
| 30 | PC6 | I/O | Multiplexed I/O & Peripheral Pin PC6 (PWM) |
| 31 | PC7 | I/O | Multiplexed I/O & Peripheral Pin PC7 (PWM) |
| 32 | PA10 | I/O | Multiplexed I/O & Peripheral Pin PA10 (SPI, I2C, PWM) |
| 33 | PA11 [PA9] | I/O | Multiplexed I/O & Peripheral Pin PA11 [PA9] (UART, SPI) |
| 34 | PA12 [PA10] | I/O | Multiplexed I/O & Peripheral Pin PA12 [PA10] (UART, SPI, I2C) |
| 35 | PA13 | I/O | Multiplexed I/O & Peripheral Pin PA13 (SWD/JTAG) |
| 36 | PA14BOOT0 - | I/O | Multiplexed I/O & Peripheral Pin PA14BOOT0 - (UART, SWD/JTAG) |
| 37 | PA15 | I/O | Multiplexed I/O & Peripheral Pin PA15 (UART, SPI, PWM) |
| 38 | PD0 | I/O | Multiplexed I/O & Peripheral Pin PD0 (SPI) |
| 39 | PD1 | I/O | Multiplexed I/O & Peripheral Pin PD1 (SPI) |
| 40 | PD2 | I/O | Multiplexed I/O & Peripheral Pin PD2 (UART) |
| 41 | PD3 | I/O | Multiplexed I/O & Peripheral Pin PD3 (UART, PWM) |
| 42 | PB3 | I/O | Multiplexed I/O & Peripheral Pin PB3 (UART, SPI, PWM) |
| 43 | PB4 | I/O | Multiplexed I/O & Peripheral Pin PB4 (SPI, PWM) |
| 44 | PB5 | I/O | Multiplexed I/O & Peripheral Pin PB5 (SPI, PWM) |
| 45 | PB6 | I/O | Multiplexed I/O & Peripheral Pin PB6 (UART) |
| 46 | PB7 | I/O | Multiplexed I/O & Peripheral Pin PB7 (UART) |
| 47 | PB8 | I/O | Multiplexed I/O & Peripheral Pin PB8 (SPI) |
| 48 | PB9 | I/O | Multiplexed I/O & Peripheral Pin PB9 (SPI) |
STM32G071 (WLCSP-25(2.3x2.5))
STM32G071 (WLCSP-25(2.3x2.5))
STM32G071 (LQFP-64(10x10))
| Designator / Replacement MPN | Value / Package | Function & PCB Layout Rule |
|---|---|---|
| N/A BOM | Per application circuit LQFP-48(7x7) | Size power & signal trace widths for rated load current following IPC-2221 clearance rules. |
Manufactured by ST, the STM32G071C8T6TR is housed in a LQFP-48(7x7) package with 48 pins and a 0.50 mm lead pitch, supporting a VCC supply range of 1.62 V - 3.6 V. Key pins include: 1 (PC13: Multiplexed I/O & Peripheral Pin PC13 (General)), 2 (PC14 - OSC32_IN (PC14): Multiplexed I/O & Peripheral Pin PC14 - OSC32_IN (PC14) (RTC/CLK)), 3 (3V3: 3.3V Main Power Supply Rail (3.0V ~ 3.6V)), 4 (VBAT: Power Supply Input (VBAT — 3.3V VDD (Max 4.0V))), 5 (VREF+: Multiplexed I/O & Peripheral Pin VREF+ (General)), 6 (VDD/VDDA: Power Supply Input (VDD/VDDA — 3.3V VDD (Max 4.0V))).
Normalized from the official datasheet mechanical drawing per IPC-7351B (Density Level B Nominal), STM32G071C8T6TR (LQFP-48(7x7)) has a nominal body envelope of 7.00 × 7.00 mm, pitch e = 0.50 mm, and 48 copper pads.
You can download the verified open-hardware (CERN-OHL-P-2.0) CAD library bundle for STM32G071C8T6TR (ST, LQFP-48(7x7)) directly on this page, including KiCad 8 Footprints (.kicad_mod), Schematic Symbols (.kicad_sym), Autodesk Fusion 360 / Eagle (.lbr), and 3D STEP AP214 / WebGL GLB models.
| Pin # | Signal Name | Electrical Type | Functional Description & Design Notes |
|---|---|---|---|
| 1 | PC13 | Digital_IO | Signal terminal PC13 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PC13. Supported peripheral buses: General. |
| 2 | PC14 - OSC32_IN (PC14) | Digital_IO | Signal terminal PC14 - OSC32_IN (PC14) (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC14 - OSC32_IN (PC14). Supported peripheral buses: RTC/CLK. |
| 3 | 3V3 | Power_In | 3.3V Main Power Supply Rail (3.0V ~ 3.6V) |
| 4 | VBAT | Power_In | Primary positive power supply input (VBAT) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V). |
| 5 | VREF+ | Analog | Signal terminal VREF+ (Analog, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: VREF+. Supported peripheral buses: General. |
| 6 | VDD/VDDA | Power_In | Primary positive power supply input (VDD/VDDA) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V). |
| 7 | VSS/VSSA | GND | 0V electrical ground return terminal (VSS/VSSA) for internal core logic, I/O drivers, and analog sub-blocks. |
| 8 | PF0OSC IN -_ (PF0) | Digital_IO | Signal terminal PF0OSC IN -_ (PF0) (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PF0OSC IN -_ (PF0). Supported peripheral buses: RTC/CLK. |
| 9 | PF1 - OSC_OUT (PF1) | Digital_IO | Signal terminal PF1 - OSC_OUT (PF1) (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PF1 - OSC_OUT (PF1). Supported peripheral buses: RTC/CLK. |
| 10 | PF2 NRST - | Digital_IO | Signal terminal PF2 NRST - (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PF2 NRST -. Supported peripheral buses: RTC/CLK. |
| 11 | PA0 | Digital_IO | Signal terminal PA0 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_SCKUSART2CTS. Supported peripheral buses: UART, SPI, PWM. |
| 12 | PA1 | Digital_IO | Signal terminal PA1 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_SCK. Supported peripheral buses: UART, SPI, PWM. |
| 13 | PA2 | Digital_IO | Signal terminal PA2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MOSI. Supported peripheral buses: UART, SPI. |
| 14 | PA3 | Digital_IO | Signal terminal PA3 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_MISOUSART2RX. Supported peripheral buses: SPI, PWM. |
| 15 | PA4 | Digital_IO | Signal terminal PA4 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: SPI1_NSS, SPI2_MOSITIM14CH1. Supported peripheral buses: SPI, ADC, RTC/CLK. |
| 16 | PA5 | Digital_IO | Signal terminal PA5 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: SPI1_SCK. Supported peripheral buses: UART, SPI, ADC, PWM. |
| 17 | PA6 | Digital_IO | Signal terminal PA6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MISO. Supported peripheral buses: UART, SPI, ADC, PWM. |
| 18 | PA7 | Digital_IO | Signal terminal PA7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MOSI. Supported peripheral buses: SPI, ADC, PWM. |
| 19 | PB0 | Digital_IO | Signal terminal PB0 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_NSS. Supported peripheral buses: UART, SPI, ADC, PWM. |
| 20 | PB1 | Digital_IO | Signal terminal PB1 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB1. Supported peripheral buses: UART, PWM. |
| 21 | PB2 | Digital_IO | Signal terminal PB2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_MISOUSART3TX. Supported peripheral buses: SPI. |
| 22 | PB10 | Digital_IO | Signal terminal PB10 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_SCKI2C2SCL. Supported peripheral buses: SPI, ADC, PWM. |
| 23 | PB11 | Digital_IO | Signal terminal PB11 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_MOSILPUART1TX. Supported peripheral buses: SPI, I2C, ADC, PWM. |
| 24 | PB12 | Digital_IO | Signal terminal PB12 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_NSS. Supported peripheral buses: UART, SPI, ADC. |
| 25 | PB13 | Digital_IO | Signal terminal PB13 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_SCKLPUART1CTS. Supported peripheral buses: UART, SPI, PWM. |
| 26 | PB14 | Digital_IO | Signal terminal PB14 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_MISO. Supported peripheral buses: UART, SPI, PWM. |
| 27 | PB15 | Digital_IO | Signal terminal PB15 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_MOSITIM1CH3N. Supported peripheral buses: SPI, RTC/CLK. |
| 28 | PA8 | Digital_IO | Signal terminal PA8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_NSS. Supported peripheral buses: SPI, PWM, RTC/CLK. |
| 29 | PA9 | Digital_IO | Signal terminal PA9 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA9. Supported peripheral buses: UART, PWM, RTC/CLK. |
| 30 | PC6 | Digital_IO | Signal terminal PC6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC6. Supported peripheral buses: PWM. |
| 31 | PC7 | Digital_IO | Signal terminal PC7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC7. Supported peripheral buses: PWM. |
| 32 | PA10 | Digital_IO | Signal terminal PA10 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_MOSIUSART1RX, I2C1_SDAEVENTOUT. Supported peripheral buses: SPI, I2C, PWM. |
| 33 | PA11 [PA9] | Digital_IO | Signal terminal PA11 [PA9] (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MISO. Supported peripheral buses: UART, SPI. |
| 34 | PA12 [PA10] | Digital_IO | Signal terminal PA12 [PA10] (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MOSI. Supported peripheral buses: UART, SPI, I2C. |
| 35 | PA13 | Digital_IO | Signal terminal PA13 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA13. Supported peripheral buses: SWD/JTAG. |
| 36 | PA14BOOT0 - | Digital_IO | Signal terminal PA14BOOT0 - (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA14BOOT0 -. Supported peripheral buses: UART, SWD/JTAG. |
| 37 | PA15 | Digital_IO | Signal terminal PA15 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_NSS. Supported peripheral buses: UART, SPI, PWM. |
| 38 | PD0 | Digital_IO | Signal terminal PD0 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_NSS. Supported peripheral buses: SPI. |
| 39 | PD1 | Digital_IO | Signal terminal PD1 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_SCK. Supported peripheral buses: SPI. |
| 40 | PD2 | Digital_IO | Signal terminal PD2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD2. Supported peripheral buses: UART. |
| 41 | PD3 | Digital_IO | Signal terminal PD3 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD3. Supported peripheral buses: UART, PWM. |
| 42 | PB3 | Digital_IO | Signal terminal PB3 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_SCK. Supported peripheral buses: UART, SPI, PWM. |
| 43 | PB4 | Digital_IO | Signal terminal PB4 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MISO. Supported peripheral buses: SPI, PWM. |
| 44 | PB5 | Digital_IO | Signal terminal PB5 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MOSI. Supported peripheral buses: SPI, PWM. |
| 45 | PB6 | Digital_IO | Signal terminal PB6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB6. Supported peripheral buses: UART. |
| 46 | PB7 | Digital_IO | Signal terminal PB7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB7. Supported peripheral buses: UART. |
| 47 | PB8 | Digital_IO | Signal terminal PB8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_SCK. Supported peripheral buses: SPI. |
| 48 | PB9 | Digital_IO | Signal terminal PB9 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_NSSI2C1SDA. Supported peripheral buses: SPI. |