| Pin | Symbol | Type | Function (EN) |
|---|---|---|---|
| A1 | VDD | Power | Power Supply Input (VDD — 3.3V VDD (Max 4.0V)) |
| A2 | PA15 | I/O | Multiplexed I/O & Peripheral Pin PA15 (UART, SPI, SWD/JTAG) |
| A3 | PB5 | I/O | Multiplexed I/O & Peripheral Pin PB5 (SPI, I2C) |
| A4 | PB8 | I/O | Multiplexed I/O & Peripheral Pin PB8 (SPI, I2C) |
| A5 | VSS | GND | Ground Reference Pin (VSS) |
| A6 | VDD | Power | Power Supply Input (VDD — 3.3V VDD (Max 4.0V)) |
| B1 | VSS | GND | Ground Reference Pin (VSS) |
| B2 | PA14 | I/O | Multiplexed I/O & Peripheral Pin PA14 (SWD/JTAG) |
| B3 | PB6 | I/O | Multiplexed I/O & Peripheral Pin PB6 (UART, I2C) |
| B4 | PDR_ON | I/O | Multiplexed I/O & Peripheral Pin PDR_ON (General) |
| B5 | VBAT | Power | Power Supply Input (VBAT — 3.3V VDD (Max 4.0V)) |
| B6 | PC14 - OSC32_IN | I/O | Multiplexed I/O & Peripheral Pin PC14 - OSC32_IN (RTC/CLK) |
| C1 | PA13 | I/O | Multiplexed I/O & Peripheral Pin PA13 (SWD/JTAG) |
| C2 | PB3 | I/O | Multiplexed I/O & Peripheral Pin PB3 (UART, SPI, I2C, SWD/JTAG) |
| C3 | PB7 | I/O | Multiplexed I/O & Peripheral Pin PB7 (UART, I2C) |
| C4 | PC13 | I/O | Multiplexed I/O & Peripheral Pin PC13 (RTC/CLK) |
| C5 | PH0 OSC IN -_ | I/O | Multiplexed I/O & Peripheral Pin PH0 OSC IN -_ (RTC/CLK) |
| C6 | PC15 - OSC32_OUT | I/O | Multiplexed I/O & Peripheral Pin PC15 - OSC32_OUT (RTC/CLK) |
| D1 | PA8 | I/O | Multiplexed I/O & Peripheral Pin PA8 (UART, I2C, RTC/CLK) |
| D2 | PA12 | I/O | Multiplexed I/O & Peripheral Pin PA12 (UART, SPI) |
| D3 | PB4 | I/O | Multiplexed I/O & Peripheral Pin PB4 (SPI) |
| D4 | BOOT0 | I | Input-Only Pin BOOT0 (General) |
| D5 | NRST | I | System Enable & Hardware Reset (NRST) |
| D6 | PH1 - OSC_OUT | I/O | Multiplexed I/O & Peripheral Pin PH1 - OSC_OUT (RTC/CLK) |
| E1 | PB12 | I/O | Multiplexed I/O & Peripheral Pin PB12 (SPI, I2C, PWM) |
| E2 | VCAP_1 | I/O | Multiplexed I/O & Peripheral Pin VCAP_1 (General) |
| E3 | PB10 | I/O | Multiplexed I/O & Peripheral Pin PB10 (SPI, I2C) |
| E4 | PA2 | I/O | Multiplexed I/O & Peripheral Pin PA2 (UART, ADC, PWM) |
| E5 | PA0 | I/O | Multiplexed I/O & Peripheral Pin PA0 (UART, ADC, PWM) |
| E6 | VSSA/VREF - | GND | Ground Reference Pin (VSSA/VREF -) |
| F1 | VDD | Power | Power Supply Input (VDD — 3.3V VDD (Max 4.0V)) |
| F2 | VSS | GND | Ground Reference Pin (VSS) |
| F3 | PB2 | I/O | Multiplexed I/O & Peripheral Pin PB2 (General) |
| F4 | PA5 | I/O | Multiplexed I/O & Peripheral Pin PA5 (SPI, ADC, DAC) |
| F5 | PA3 | I/O | Multiplexed I/O & Peripheral Pin PA3 (UART, ADC, PWM) |
| F6 | VDDA/VREF+ | Power | Power Supply Input (VDDA/VREF+ — 3.3V VDD (Max 4.0V)) |
| Designator / Replacement MPN | Value / Package | Function & PCB Layout Rule |
|---|---|---|
| N/A BOM | Per application circuit WLCSP-36 | Size power & signal trace widths for rated load current following IPC-2221 clearance rules. |
Manufactured by ST, the STM32F410TBY6TR is housed in a WLCSP-36 package with 36 pins and a 0.40 mm lead pitch, supporting a VCC supply range of 1.7 V to 3.6 V. Key pins include: A1 (VDD: Power Supply Input (VDD — 3.3V VDD (Max 4.0V))), A2 (PA15: Multiplexed I/O & Peripheral Pin PA15 (UART, SPI, SWD/JTAG)), A3 (PB5: Multiplexed I/O & Peripheral Pin PB5 (SPI, I2C)), A4 (PB8: Multiplexed I/O & Peripheral Pin PB8 (SPI, I2C)), A5 (VSS: Ground Reference Pin (VSS)), A6 (VDD: Power Supply Input (VDD — 3.3V VDD (Max 4.0V))).
Normalized from the official datasheet mechanical drawing per IPC-7351B (Density Level B Nominal), STM32F410TBY6TR (WLCSP-36) has a nominal body envelope of 2.60 × 2.60 mm, pitch e = 0.40 mm, and 36 copper pads.
You can download the verified open-hardware (CERN-OHL-P-2.0) CAD library bundle for STM32F410TBY6TR (ST, WLCSP-36) 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 |
|---|---|---|---|
| A1 | VDD | Power_In | Primary positive power supply input (VDD) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V). |
| A2 | 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, SWD/JTAG. |
| A3 | PB5 | Digital_IO | Signal terminal PB5 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SMBA, SPI1_MOSI. Supported peripheral buses: SPI, I2C. |
| A4 | PB8 | Digital_IO | Signal terminal PB8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SCL, SPI5_MOSI. Supported peripheral buses: SPI, I2C. |
| A5 | VSS | GND | 0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks. |
| A6 | VDD | Power_In | Primary positive power supply input (VDD) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V). |
| B1 | VSS | GND | 0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks. |
| B2 | PA14 | Digital_IO | Signal terminal PA14 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA14. Supported peripheral buses: SWD/JTAG. |
| B3 | PB6 | Digital_IO | Signal terminal PB6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SCL. Supported peripheral buses: UART, I2C. |
| B4 | PDR_ON | Digital_IO | Signal terminal PDR_ON (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PDR_ON. Supported peripheral buses: General. |
| B5 | VBAT | Power_In | Primary positive power supply input (VBAT) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V). |
| B6 | PC14 - OSC32_IN | Digital_IO | Signal terminal PC14 - OSC32_IN (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC14 - OSC32_IN. Supported peripheral buses: RTC/CLK. |
| C1 | PA13 | Digital_IO | Signal terminal PA13 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA13. Supported peripheral buses: SWD/JTAG. |
| C2 | PB3 | Digital_IO | Signal terminal PB3 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C4_SDA, SPI1_SCK, I2C2_SDA. Supported peripheral buses: UART, SPI, I2C, SWD/JTAG. |
| C3 | PB7 | Digital_IO | Signal terminal PB7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SDA. Supported peripheral buses: UART, I2C. |
| C4 | PC13 | Digital_IO | Signal terminal PC13 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC13. Supported peripheral buses: RTC/CLK. |
| C5 | PH0 OSC IN -_ | Digital_IO | Signal terminal PH0 OSC IN -_ (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PH0 OSC IN -_. Supported peripheral buses: RTC/CLK. |
| C6 | PC15 - OSC32_OUT | Digital_IO | Signal terminal PC15 - OSC32_OUT (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC15 - OSC32_OUT. Supported peripheral buses: RTC/CLK. |
| D1 | PA8 | Digital_IO | Signal terminal PA8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C4_SCL. Supported peripheral buses: UART, I2C, RTC/CLK. |
| D2 | PA12 | Digital_IO | Signal terminal PA12 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI5_MISO. Supported peripheral buses: UART, SPI. |
| D3 | PB4 | Digital_IO | Signal terminal PB4 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MISO. Supported peripheral buses: SPI. |
| D4 | BOOT0 | Digital_IO | Signal terminal BOOT0 (I, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: BOOT0. Supported peripheral buses: General. |
| D5 | NRST | Digital_IO | Active-low hardware reset terminal (NRST): pulling this pin Low resets the processor core and peripherals. |
| D6 | PH1 - OSC_OUT | Digital_IO | Signal terminal PH1 - OSC_OUT (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PH1 - OSC_OUT. Supported peripheral buses: RTC/CLK. |
| E1 | PB12 | Digital_IO | Signal terminal PB12 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C2_SMBA, SPI2_NSS. Supported peripheral buses: SPI, I2C, PWM. |
| E2 | VCAP_1 | Digital_IO | Signal terminal VCAP_1 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: VCAP_1. Supported peripheral buses: General. |
| E3 | PB10 | Digital_IO | Signal terminal PB10 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C2_SCL, SPI2_SCK, I2C4_SCL. Supported peripheral buses: SPI, I2C. |
| E4 | PA2 | Digital_IO | Signal terminal PA2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA2. Supported peripheral buses: UART, ADC, PWM. |
| E5 | PA0 | Digital_IO | Signal terminal PA0 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA0. Supported peripheral buses: UART, ADC, PWM. |
| E6 | VSSA/VREF - | GND | 0V electrical ground return terminal (VSSA/VREF -) for internal core logic, I/O drivers, and analog sub-blocks. |
| F1 | VDD | Power_In | Primary positive power supply input (VDD) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V). |
| F2 | VSS | GND | 0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks. |
| F3 | PB2 | Digital_IO | Signal terminal PB2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB2. Supported peripheral buses: General. |
| F4 | PA5 | Digital_IO | Signal terminal PA5 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: SPI1_SCK. Supported peripheral buses: SPI, ADC, DAC. |
| F5 | PA3 | Digital_IO | Signal terminal PA3 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA3. Supported peripheral buses: UART, ADC, PWM. |
| F6 | VDDA/VREF+ | Power_In | Primary positive power supply input (VDDA/VREF+) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V). |