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STM32F070CBT6
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Datasheet-verified pinout, 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
markdownSTM32F070CBT6
STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · LQFP-48(7x7)
STM32F070CBT6 from STMicroelectronics, in a LQFP-48(7x7). 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 | VDD | power_in | Digital power supply input (2.4 to 3.6 V) for microcontroller core and I/O logic. |
| 2 | PC13 | bidirectional | General-purpose I/O port C pin 13 supporting WKUP2, RTC_TAMP1, RTC_TS, RTC_OUT alternate functions. |
| 3 | PC14 | bidirectional | General-purpose I/O port C pin 14 or 32 kHz oscillator input (OSC32_IN) in alternate function mode. |
| 4 | PC15 | bidirectional | General-purpose I/O port C pin 15 or 32 kHz oscillator output (OSC32_OUT) in alternate function mode. |
| 5 | PF0 | bidirectional | 5 V tolerant I/O port F pin 0 supporting OSC_IN or I2C1_SDA alternate functions for main oscillator or I2C interface. |
| 6 | PF1 | bidirectional | 5 V tolerant I/O port F pin 1 supporting OSC_OUT or I2C1_SCL alternate functions for main oscillator or I2C interface. |
| 7 | NRST | bidirectional | Device reset input (active low) with embedded pull-up resistor and internal reset output for system reset control. |
| 8 | VSSA | power_in | Analog ground reference for ADC and analog circuit blocks. |
| 9 | VDDA | power_in | Analog power supply input (2.4 to 3.6 V, must be ≥ VDD) for ADC, reset circuits, RC oscillators and PLL. |
| 10 | PA0 | bidirectional | 3.3 V ADC-capable I/O port A pin 0 supporting USART2_CTS, USART4_TX alternates and ADC_IN0, WKUP1, RTC_TAMP2 additional functions. |
| 11 | PA1 | bidirectional | 3.3 V ADC-capable I/O port A pin 1 supporting USART2_RTS, TIM15_CH1N, USART4_RX alternates and ADC_IN1 additional function. |
| 12 | PA2 | bidirectional | 3.3 V ADC-capable I/O port A pin 2 supporting USART2_TX, TIM15_CH1 alternates and ADC_IN2, WKUP4 additional functions. |
| 13 | PA3 | bidirectional | 3.3 V ADC-capable I/O port A pin 3 supporting USART2_RX, TIM15_CH2 alternates and ADC_IN3 additional function. |
| 14 | PA4 | bidirectional | 3.3 V ADC-capable I/O port A pin 4 supporting SPI1_NSS, TIM14_CH1, USART2_CK, USB_NOE alternates and ADC_IN4 additional function. |
| 15 | PA5 | bidirectional | 3.3 V ADC-capable I/O port A pin 5 supporting SPI1_SCK alternate function and ADC_IN5 additional function. |
| 16 | PA6 | bidirectional | 3.3 V ADC-capable I/O port A pin 6 supporting SPI1_MISO, TIM3_CH1, TIM1_BKIN, TIM16_CH1 alternates and ADC_IN6 additional function. |
| 17 | PA7 | bidirectional | 3.3 V ADC-capable I/O port A pin 7 supporting SPI1_MOSI, TIM3_CH2, TIM1_CH1N, TIM17_CH1 alternates and ADC_IN7 additional function. |
| 18 | PB0 | bidirectional | 3.3 V ADC-capable I/O port B pin 0 supporting TIM3_CH3, TIM1_CH2N, USART3_CK alternates and ADC_IN8 additional function. |
| 19 | PB1 | bidirectional | 3.3 V ADC-capable I/O port B pin 1 supporting TIM3_CH4, USART3_RTS, TIM14_CH1 alternates and ADC_IN9 additional function. |
| 20 | PB2 | bidirectional | 5 V tolerant general-purpose I/O port B pin 2 configured as floating input after reset. |
| 21 | PB10 | bidirectional | 5 V tolerant I/O port B pin 10 supporting SPI2_SCK, USART3_TX alternate functions (STM32F070xB only). |
| 22 | PB11 | bidirectional | 5 V tolerant I/O port B pin 11 supporting USART3_RX, I2C2_SDA alternate functions (STM32F070xB only). |
| 23 | VSS | power_in | Digital ground reference for microcontroller core and I/O logic. |
| 24 | VDD | power_in | Digital power supply input (2.4 to 3.6 V) for microcontroller core and I/O logic. |
| 25 | PB12 | bidirectional | 5 V tolerant I/O port B pin 12 supporting TIM1_BKIN, TIM15_BKIN, SPI2_NSS, USART3_CK alternates (STM32F070xB only). |
| 26 | PB13 | bidirectional | Fast Mode Plus capable, 5 V tolerant I/O port B pin 13 supporting SPI2_SCK, I2C2_SCL alternates (STM32F070xB only). |
| 27 | PB14 | bidirectional | Fast Mode Plus capable, 5 V tolerant I/O port B pin 14 supporting SPI2_MISO, I2C2_SDA, TIM15_CH1 alternates (STM32F070xB only). |
| 28 | PB15 | bidirectional | 5 V tolerant I/O port B pin 15 supporting SPI2_MOSI, TIM1_CH3N, TIM15_CH2 alternates and WKUP7, RTC_REFIN additional functions (STM32F070xB only). |
| 29 | PA8 | bidirectional | 5 V tolerant I/O port A pin 8 supporting USART1_CK, TIM1_CH1, MCO alternate functions. |
| 30 | PA9 | bidirectional | 5 V tolerant I/O port A pin 9 supporting USART1_TX, TIM1_CH2, TIM15_BKIN alternates; I2C1_SCL available on STM32F070x6 only. |
| 31 | PA10 | bidirectional | 5 V tolerant I/O port A pin 10 supporting USART1_RX, TIM1_CH3, TIM17_BKIN alternates; I2C1_SDA available on STM32F070x6 only. |
| 32 | PA11 | bidirectional | 5 V tolerant I/O port A pin 11 supporting USART1_CTS, TIM1_CH4 alternates and USB_DM additional function for USB interface. |
| 33 | PA12 | bidirectional | 5 V tolerant I/O port A pin 12 supporting USART1_RTS, TIM1_ETR alternates and USB_DP additional function for USB interface. |
| 34 | PA13 | bidirectional | 5 V tolerant I/O port A pin 13 with internal pull-up after reset supporting IR_OUT, SWDIO, USB_NOE alternate functions. |
| 35 | VSS | power_in | Digital ground reference for microcontroller core and I/O logic. |
| 36 | VDD | power_in | Digital power supply input (2.4 to 3.6 V) for microcontroller core and I/O logic. |
| 37 | PA14 | bidirectional | 5 V tolerant I/O port A pin 14 with internal pull-down after reset supporting USART2_TX, SWCLK alternate functions. |
| 38 | PA15 | bidirectional | 5 V tolerant I/O port A pin 15 supporting SPI1_NSS, USART2_RX alternates; USART4_RTS available on STM32F070xB only. |
| 39 | PB3 | bidirectional | 5 V tolerant I/O port B pin 3 supporting SPI1_SCK, EVENTOUT alternate functions. |
| 40 | PB4 | bidirectional | 5 V tolerant I/O port B pin 4 supporting SPI1_MISO, TIM17_BKIN, TIM3_CH1 alternate functions. |
| 41 | PB5 | bidirectional | 5 V tolerant I/O port B pin 5 supporting SPI1_MOSI, I2C1_SMBA, TIM16_BKIN alternates and WKUP6 additional function. |
| 42 | PB6 | bidirectional | Fast Mode Plus capable, 5 V tolerant I/O port B pin 6 supporting I2C1_SCL, USART1_TX, TIM16_CH1N alternate functions. |
| 43 | PB7 | bidirectional | Fast Mode Plus capable, 5 V tolerant I/O port B pin 7 supporting I2C1_SDA, USART1_RX alternates; USART4_CTS available on STM32F070xB only. |
| 44 | BOOT0 | input | Boot mode selection input pin for selecting boot source (user flash, system memory, or embedded SRAM) during startup. |
| 45 | PB8 | bidirectional | Fast Mode Plus capable, 5 V tolerant I/O port B pin 8 supporting I2C1_SCL, TIM16_CH1 alternate functions. |
| 46 | PB9 | bidirectional | Fast Mode Plus capable, 5 V tolerant I/O port B pin 9 supporting I2C1_SDA, IR_OUT, TIM17_CH1 alternates; SPI2_NSS available on STM32F070xB only. |
| 47 | VSS | power_in | Digital ground reference for microcontroller core and I/O logic. |
| 48 | VDD | power_in | Digital power supply input (2.4 to 3.6 V) for microcontroller core and I/O logic. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | STMicroelectronics |
| Package | LQFP-48(7x7) |
| Category | Embedded Processors & Controllers |
| Pins | 48 |
CAD (KiCad official)
- Symbol:
STM32F070CBT6 - Footprint:
Package_QFP:LQFP-48_7x7mm_P0.5mm - 3D model: LQFP-48(7x7) (KiCad packages3D, STEP)
- 3D model files:
stm32f070cbt6-etched.step/stm32f070cbt6-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);stm32f070cbt6.step/stm32f070cbt6.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: STMicroelectronics datasheet (88 pp, sha256
f9f353433528873a, 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).