component
STM32F103ZCH6
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), LFBGA-144. Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.
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{
"schema_version": 1,
"type": "component",
"slug": "stm32f103zch6",
"title": "STM32F103ZCH6",
"brief": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LFBGA-144. Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"embedded processors & controllers",
"stm32f103zch6",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "STM32F103ZCH6",
"manufacturer": "STMicroelectronics",
"package": "LFBGA-144",
"pin_count": 144,
"category": "Embedded Processors & Controllers",
"subcategory": "Microcontrollers (MCU/MPU/SOC)",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604428180023898112",
"parts": {
"symbol": "stm32f103zch6.kicad_sym",
"footprint": "stm32f103zch6.kicad_mod",
"model_3d": "stm32f103zch6-hero.glb",
"model_3d_plain": "stm32f103zch6.glb",
"model_3d_step": "stm32f103zch6-etched.step",
"model_3d_step_plain": "stm32f103zch6.step",
"lbr": "stm32f103zch6.lbr"
},
"distributor_links": {
"lcsc": "C2969897",
"digikey": "497-11541-ND",
"mouser": "511-STM32F103ZCH6"
},
"distributor_check": {
"checked_at": "2026-10-08T23:45:22Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "497-11541-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "511-STM32F103ZCH6",
"status": "found"
}
},
"pins": [
{
"number": "A1",
"name": "PC13-TAMPER-RTC",
"type": "bidirectional",
"description": "I/O pin PC13, supplied through the power switch; limited to 3 mA sink, output speed at most 2 MHz with 30 pF load, and must not source current such as driving an LED. Alternate function TAMPER-RTC."
},
{
"number": "A2",
"name": "PE3",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PE3; alternate functions TRACED0 and FSMC_A19."
},
{
"number": "A3",
"name": "PE2",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PE2; alternate functions TRACECK and FSMC_A23."
},
{
"number": "A4",
"name": "PE1",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PE1; alternate function FSMC_NBL1."
},
{
"number": "A5",
"name": "PE0",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PE0; alternate functions TIM4_ETR and FSMC_NBL0."
},
{
"number": "A6",
"name": "PB4",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PB4 (default NJTRST); remap functions SPI3_MISO, TIM3_CH1 and SPI1_MISO."
},
{
"number": "A7",
"name": "PB3",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PB3 (default JTDO); remap functions SPI3_SCK/I2S3_CK, TRACESWO, TIM2_CH2 and SPI1_SCK."
},
{
"number": "A8",
"name": "PD6",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PD6; alternate functions FSMC_NWAIT and USART2_RX."
},
{
"number": "A9",
"name": "PD7",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PD7; alternate functions FSMC_NE1/FSMC_NCE2 and USART2_CK."
},
{
"number": "A10",
"name": "PA15",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PA15 (default JTDI); alternate functions SPI3_NSS/I2S3_WS, TIM2_CH1_ETR and SPI1_NSS."
},
{
"number": "A11",
"name": "PA14",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PA14 (default JTCK-SWCLK)."
},
{
"number": "A12",
"name": "PA13",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PA13 (default JTMS-SWDIO)."
},
{
"number": "B1",
"name": "PC14-OSC32_IN",
"type": "bidirectional",
"description": "I/O pin PC14, supplied through the power switch; limited to 3 mA sink, output speed at most 2 MHz with 30 pF load, and must not source current. Main function OSC32_IN after backup-domain power-up."
},
{
"number": "B2",
"name": "PE4",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PE4; alternate functions TRACED1 and FSMC_A20."
},
{
"number": "B3",
"name": "PE5",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PE5; alternate functions TRACED2 and FSMC_A21."
},
{
"number": "B4",
"name": "PE6",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PE6; alternate functions TRACED3 and FSMC_A22."
},
{
"number": "B5",
"name": "PB9",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PB9; alternate functions TIM4_CH4, SDIO_D5, I2C1_SDA and CAN_TX."
},
{
"number": "B6",
"name": "PB5",
"type": "bidirectional",
"description": "I/O pin PB5 (no FT marking in Table 5); alternate functions I2C1_SMBA, SPI3_MOSI/I2S3_SD, TIM3_CH2 and SPI1_MOSI."
},
{
"number": "B7",
"name": "PG15",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PG15 with no alternate function listed."
},
{
"number": "B8",
"name": "PG12",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PG12; alternate function FSMC_NE4."
},
{
"number": "B9",
"name": "PD5",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PD5; alternate functions FSMC_NWE and USART2_TX."
},
{
"number": "B10",
"name": "PC11",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PC11; alternate functions UART4_RX, SDIO_D3 and USART3_RX."
},
{
"number": "B11",
"name": "PC10",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PC10; alternate functions UART4_TX, SDIO_D2 and USART3_TX."
},
{
"number": "B12",
"name": "PA12",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PA12; alternate functions USART1_RTS, USBDP, CAN_TX and TIM1_ETR."
},
{
"number": "C1",
"name": "PC15-OSC32_OUT",
"type": "bidirectional",
"description": "I/O pin PC15, supplied through the power switch; limited to 3 mA sink, output speed at most 2 MHz with 30 pF load, and must not source current. Main function OSC32_OUT after backup-domain power-up."
},
{
"number": "C2",
"name": "VBAT",
"type": "power_in",
"description": "Backup-domain supply pin for the RTC and backup registers."
},
{
"number": "C3",
"name": "PF0",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PF0; alternate function FSMC_A0."
},
{
"number": "C4",
"name": "PF1",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PF1; alternate function FSMC_A1."
},
{
"number": "C5",
"name": "PB8",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PB8; alternate functions TIM4_CH3, SDIO_D4, I2C1_SCL and CAN_RX."
},
{
"number": "C6",
"name": "PB6",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PB6; alternate functions I2C1_SCL, TIM4_CH1 and USART1_TX."
},
{
"number": "C7",
"name": "PG14",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PG14; alternate function FSMC_A25."
},
{
"number": "C8",
"name": "PG11",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PG11; alternate function FSMC_NCE4_2."
},
{
"number": "C9",
"name": "PD4",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PD4; alternate functions FSMC_NOE and USART2_RTS."
},
{
"number": "C10",
"name": "PC12",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PC12; alternate functions UART5_TX, SDIO_CK and USART3_CK."
},
{
"number": "C11",
"name": "NC",
"type": "unconnected",
"description": "Ball C11 is not connected (Table 5 'Not connected')."
},
{
"number": "C12",
"name": "PA11",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PA11; alternate functions USART1_CTS, USBDM, CAN_RX and TIM1_CH4."
},
{
"number": "D1",
"name": "OSC_IN",
"type": "input",
"description": "External 4 to 16 MHz crystal oscillator input (HSE)."
},
{
"number": "D2",
"name": "VSS_5",
"type": "power_in",
"description": "Digital ground pin."
},
{
"number": "D3",
"name": "VDD_5",
"type": "power_in",
"description": "Digital supply pin (2.0 to 3.6 V application supply and I/Os)."
},
{
"number": "D4",
"name": "PF2",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PF2; alternate function FSMC_A2."
},
{
"number": "D5",
"name": "BOOT0",
"type": "input",
"description": "Boot pin BOOT0 selects the boot mode (input)."
},
{
"number": "D6",
"name": "PB7",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PB7; alternate functions I2C1_SDA, FSMC_NADV and TIM4_CH2 (USART1_RX remap)."
},
{
"number": "D7",
"name": "PG13",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PG13; alternate function FSMC_A24."
},
{
"number": "D8",
"name": "PG10",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PG10; alternate functions FSMC_NCE4_1 and FSMC_NE3."
},
{
"number": "D9",
"name": "PD3",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PD3; alternate functions FSMC_CLK and USART2_CTS."
},
{
"number": "D10",
"name": "PD1",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PD1; alternate functions OSC_OUT (on this package PD1 is available by default), FSMC_D3 and CAN_TX."
},
{
"number": "D11",
"name": "PA10",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PA10; alternate functions USART1_RX and TIM1_CH3."
},
{
"number": "D12",
"name": "PA9",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PA9; alternate functions USART1_TX and TIM1_CH2."
},
{
"number": "E1",
"name": "OSC_OUT",
"type": "output",
"description": "Output of the external 4 to 16 MHz crystal oscillator (HSE)."
},
{
"number": "E2",
"name": "PF3",
"type": "bidirectional",
"description": "I/O pin PF3 (no FT marking in Table 5); alternate function FSMC_A3."
},
{
"number": "E3",
"name": "PF4",
"type": "bidirectional",
"description": "I/O pin PF4 (no FT marking in Table 5); alternate function FSMC_A4."
},
{
"number": "E4",
"name": "PF5",
"type": "bidirectional",
"description": "I/O pin PF5 (no FT marking in Table 5); alternate function FSMC_A5."
},
{
"number": "E5",
"name": "VSS_3",
"type": "power_in",
"description": "Digital ground pin."
},
{
"number": "E6",
"name": "VSS_11",
"type": "power_in",
"description": "Digital ground pin."
},
{
"number": "E7",
"name": "VSS_10",
"type": "power_in",
"description": "Digital ground pin."
},
{
"number": "E8",
"name": "PG9",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PG9; alternate functions FSMC_NE2 and FSMC_NCE3."
},
{
"number": "E9",
"name": "PD2",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PD2; alternate functions TIM3_ETR, UART5_RX and SDIO_CMD."
},
{
"number": "E10",
"name": "PD0",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PD0; alternate functions FSMC_D2 and CAN_RX (available by default on this package, no remap needed)."
},
{
"number": "E11",
"name": "PC9",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PC9; alternate functions TIM8_CH4, SDIO_D1 and TIM3_CH4."
},
{
"number": "E12",
"name": "PA8",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PA8; alternate functions USART1_CK, TIM1_CH1 and MCO."
},
{
"number": "F1",
"name": "NRST",
"type": "bidirectional",
"description": "Reset pin NRST (I/O); see section 5.3.15 for the NRST pin characteristics."
},
{
"number": "F2",
"name": "PF7",
"type": "bidirectional",
"description": "I/O pin PF7 (no FT marking in Table 5); alternate functions ADC3_IN5 and FSMC_NREG."
},
{
"number": "F3",
"name": "PF6",
"type": "bidirectional",
"description": "I/O pin PF6 (no FT marking in Table 5); alternate functions ADC3_IN4 and FSMC_NIORD."
},
{
"number": "F4",
"name": "VDD_4",
"type": "power_in",
"description": "Digital supply pin (2.0 to 3.6 V application supply and I/Os)."
},
{
"number": "F5",
"name": "VDD_3",
"type": "power_in",
"description": "Digital supply pin (2.0 to 3.6 V application supply and I/Os)."
},
{
"number": "F6",
"name": "VDD_11",
"type": "power_in",
"description": "Digital supply pin (2.0 to 3.6 V application supply and I/Os)."
},
{
"number": "F7",
"name": "VDD_10",
"type": "power_in",
"description": "Digital supply pin (2.0 to 3.6 V application supply and I/Os)."
},
{
"number": "F8",
"name": "VDD_8",
"type": "power_in",
"description": "Digital supply pin (2.0 to 3.6 V application supply and I/Os)."
},
{
"number": "F9",
"name": "VDD_2",
"type": "power_in",
"description": "Digital supply pin (2.0 to 3.6 V application supply and I/Os)."
},
{
"number": "F10",
"name": "VDD_9",
"type": "power_in",
"description": "Digital supply pin (2.0 to 3.6 V application supply and I/Os)."
},
{
"number": "F11",
"name": "PC8",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PC8; alternate functions TIM8_CH3, SDIO_D0 and TIM3_CH3."
},
{
"number": "F12",
"name": "PC7",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PC7; alternate functions I2S3_MCK, TIM8_CH2, SDIO_D7 and TIM3_CH2."
},
{
"number": "G1",
"name": "PF10",
"type": "bidirectional",
"description": "I/O pin PF10 (no FT marking in Table 5); alternate functions ADC3_IN8 and FSMC_INTR."
},
{
"number": "G2",
"name": "PF9",
"type": "bidirectional",
"description": "I/O pin PF9 (no FT marking in Table 5); alternate functions ADC3_IN7 and FSMC_CD."
},
{
"number": "G3",
"name": "PF8",
"type": "bidirectional",
"description": "I/O pin PF8 (no FT marking in Table 5); alternate functions ADC3_IN6 and FSMC_NIOWR."
},
{
"number": "G4",
"name": "VSS_4",
"type": "power_in",
"description": "Digital ground pin."
},
{
"number": "G5",
"name": "VDD_6",
"type": "power_in",
"description": "Digital supply pin (2.0 to 3.6 V application supply and I/Os)."
},
{
"number": "G6",
"name": "VDD_7",
"type": "power_in",
"description": "Digital supply pin (2.0 to 3.6 V application supply and I/Os)."
},
{
"number": "G7",
"name": "VDD_1",
"type": "power_in",
"description": "Digital supply pin (2.0 to 3.6 V application supply and I/Os)."
},
{
"number": "G8",
"name": "VSS_8",
"type": "power_in",
"description": "Digital ground pin."
},
{
"number": "G9",
"name": "VSS_2",
"type": "power_in",
"description": "Digital ground pin."
},
{
"number": "G10",
"name": "VSS_9",
"type": "power_in",
"description": "Digital ground pin."
},
{
"number": "G11",
"name": "PG8",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PG8 with no alternate function listed."
},
{
"number": "G12",
"name": "PC6",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PC6; alternate functions I2S2_MCK, TIM8_CH1, SDIO_D6 and TIM3_CH1."
},
{
"number": "H1",
"name": "PC0",
"type": "bidirectional",
"description": "I/O pin PC0 (no FT marking in Table 5); alternate function ADC123_IN10."
},
{
"number": "H2",
"name": "PC1",
"type": "bidirectional",
"description": "I/O pin PC1 (no FT marking in Table 5); alternate function ADC123_IN11."
},
{
"number": "H3",
"name": "PC2",
"type": "bidirectional",
"description": "I/O pin PC2 (no FT marking in Table 5); alternate function ADC123_IN12."
},
{
"number": "H4",
"name": "PC3",
"type": "bidirectional",
"description": "I/O pin PC3 (no FT marking in Table 5); alternate function ADC123_IN13."
},
{
"number": "H5",
"name": "VSS_6",
"type": "power_in",
"description": "Digital ground pin."
},
{
"number": "H6",
"name": "VSS_7",
"type": "power_in",
"description": "Digital ground pin."
},
{
"number": "H7",
"name": "VSS_1",
"type": "power_in",
"description": "Digital ground pin."
},
{
"number": "H8",
"name": "PE11",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PE11; alternate functions FSMC_D8 and TIM1_CH2."
},
{
"number": "H9",
"name": "PD11",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PD11; alternate functions FSMC_A16 and USART3_CTS."
},
{
"number": "H10",
"name": "PG7",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PG7; alternate function FSMC_INT3."
},
{
"number": "H11",
"name": "PG6",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PG6; alternate function FSMC_INT2."
},
{
"number": "H12",
"name": "PG5",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PG5; alternate function FSMC_A15."
},
{
"number": "J1",
"name": "VSSA",
"type": "power_in",
"description": "Analog ground pin for the ADC and DAC."
},
{
"number": "J2",
"name": "PA0-WKUP",
"type": "bidirectional",
"description": "I/O pin PA0; alternate functions WKUP, USART2_CTS, ADC123_IN0, TIM2_CH1_ETR and TIM5_CH1/TIM8_ETR."
},
{
"number": "J3",
"name": "PA4",
"type": "bidirectional",
"description": "I/O pin PA4; alternate functions SPI1_NSS, USART2_CK and DAC_OUT1/ADC12_IN4."
},
{
"number": "J4",
"name": "PC4",
"type": "bidirectional",
"description": "I/O pin PC4 (no FT marking in Table 5); alternate function ADC12_IN14."
},
{
"number": "J5",
"name": "PB2/BOOT1",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PB2, shared with the BOOT1 boot-mode select function."
},
{
"number": "J6",
"name": "PG1",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PG1; alternate function FSMC_A11."
},
{
"number": "J7",
"name": "PE10",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PE10; alternate functions FSMC_D7 and TIM1_CH2N."
},
{
"number": "J8",
"name": "PE12",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PE12; alternate functions FSMC_D9 and TIM1_CH3N."
},
{
"number": "J9",
"name": "PD10",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PD10; alternate functions FSMC_D15 and USART3_CK."
},
{
"number": "J10",
"name": "PG4",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PG4; alternate function FSMC_A14."
},
{
"number": "J11",
"name": "PG3",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PG3; alternate function FSMC_A13."
},
{
"number": "J12",
"name": "PG2",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PG2; alternate function FSMC_A12."
},
{
"number": "K1",
"name": "VREF-",
"type": "power_in",
"description": "Negative ADC reference voltage, tied to 0 V (VSSA)."
},
{
"number": "K2",
"name": "PA1",
"type": "bidirectional",
"description": "I/O pin PA1; alternate functions USART2_RTS, ADC123_IN1, TIM5_CH2 and TIM2_CH2."
},
{
"number": "K3",
"name": "PA5",
"type": "bidirectional",
"description": "I/O pin PA5; alternate functions SPI1_SCK, DAC_OUT2 and ADC12_IN5."
},
{
"number": "K4",
"name": "PC5",
"type": "bidirectional",
"description": "I/O pin PC5 (no FT marking in Table 5); alternate function ADC12_IN15."
},
{
"number": "K5",
"name": "PF13",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PF13; alternate function FSMC_A7."
},
{
"number": "K6",
"name": "PG0",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PG0; alternate function FSMC_A10."
},
{
"number": "K7",
"name": "PE9",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PE9; alternate functions FSMC_D6 and TIM1_CH1."
},
{
"number": "K8",
"name": "PE13",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PE13; alternate functions FSMC_D10 and TIM1_CH3."
},
{
"number": "K9",
"name": "PD9",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PD9; alternate functions FSMC_D14 and USART3_RX."
},
{
"number": "K10",
"name": "PD13",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PD13; alternate functions FSMC_A18 and TIM4_CH2."
},
{
"number": "K11",
"name": "PD14",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PD14; alternate functions FSMC_D0 and TIM4_CH3."
},
{
"number": "K12",
"name": "PD15",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PD15; alternate functions FSMC_D1 and TIM4_CH4."
},
{
"number": "L1",
"name": "VREF+",
"type": "power_in",
"description": "Positive ADC reference voltage, 2.4 V to VDDA."
},
{
"number": "L2",
"name": "PA2",
"type": "bidirectional",
"description": "I/O pin PA2; alternate functions USART2_TX, TIM5_CH3 and ADC123_IN2/TIM2_CH3."
},
{
"number": "L3",
"name": "PA6",
"type": "bidirectional",
"description": "I/O pin PA6; alternate functions SPI1_MISO, TIM8_BKIN, ADC12_IN6, TIM3_CH1 and TIM1_BKIN."
},
{
"number": "L4",
"name": "PB0",
"type": "bidirectional",
"description": "I/O pin PB0; alternate functions ADC12_IN8, TIM3_CH3, TIM8_CH2N and TIM1_CH2N."
},
{
"number": "L5",
"name": "PF12",
"type": "bidirectional",
"description": "I/O pin PF12 (no FT marking in Table 5); alternate function FSMC_A6."
},
{
"number": "L6",
"name": "PF15",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PF15; alternate function FSMC_A9."
},
{
"number": "L7",
"name": "PE8",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PE8; alternate functions FSMC_D5 and TIM1_CH1N."
},
{
"number": "L8",
"name": "PE14",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PE14; alternate functions FSMC_D11 and TIM1_CH4."
},
{
"number": "L9",
"name": "PD8",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PD8; alternate functions FSMC_D13 and USART3_TX."
},
{
"number": "L10",
"name": "PD12",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PD12; alternate functions FSMC_A17, TIM4_CH1 and USART3_RTS."
},
{
"number": "L11",
"name": "PB14",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PB14; alternate functions SPI2_MISO, TIM1_CH2N and USART3_RTS."
},
{
"number": "L12",
"name": "PB15",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PB15; alternate functions SPI2_MOSI, I2S2_SD and TIM1_CH3N."
},
{
"number": "M1",
"name": "VDDA",
"type": "power_in",
"description": "Analog supply pin for the ADC and DAC; ADC VDDA range is 2.4 to 3.6 V."
},
{
"number": "M2",
"name": "PA3",
"type": "bidirectional",
"description": "I/O pin PA3; alternate functions USART2_RX, TIM5_CH4 and ADC123_IN3/TIM2_CH4."
},
{
"number": "M3",
"name": "PA7",
"type": "bidirectional",
"description": "I/O pin PA7; alternate functions SPI1_MOSI, TIM8_CH1N, ADC12_IN7, TIM3_CH2 and TIM1_CH1N."
},
{
"number": "M4",
"name": "PB1",
"type": "bidirectional",
"description": "I/O pin PB1; alternate functions ADC12_IN9, TIM3_CH4, TIM8_CH3N and TIM1_CH3N."
},
{
"number": "M5",
"name": "PF11",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PF11; alternate function FSMC_NIOS16."
},
{
"number": "M6",
"name": "PF14",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PF14; alternate function FSMC_A8."
},
{
"number": "M7",
"name": "PE7",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PE7; alternate functions FSMC_D4 and TIM1_ETR."
},
{
"number": "M8",
"name": "PE15",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PE15; alternate functions FSMC_D12 and TIM1_BKIN."
},
{
"number": "M9",
"name": "PB10",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PB10; alternate functions I2C2_SCL, USART3_TX and TIM2_CH3."
},
{
"number": "M10",
"name": "PB11",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PB11; alternate functions I2C2_SDA, USART3_RX and TIM2_CH4."
},
{
"number": "M11",
"name": "PB12",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PB12; alternate functions SPI2_NSS, I2S2_WS, I2C2_SMBA, USART3_CK and TIM1_BKIN."
},
{
"number": "M12",
"name": "PB13",
"type": "bidirectional",
"description": "5 V tolerant (FT) I/O pin PB13; alternate functions SPI2_SCK, I2S2_CK, USART3_CTS and TIM1_CH1N."
}
],
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"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-5-5",
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"extractor flagged: MPN STM32F103ZCH6 decodes as Z = 144 pins, H = BGA, C = 256 KB Flash (Table 75 ordering scheme), so ; The datasheet gives no pin-type field. Types are mapped to KiCad classes from the datasheet's I/O, I; Several descriptions are short paraphrases of Table 5, Table 6 and footnotes. Only the 5 V tolerance"
],
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{
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"Package": "LFBGA-144",
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