N32G430C8L7

@@ -0,0 +1,95 @@+# N32G430C8L7++**Nations Technologies Inc** · Microcontrollers (MCU/MPU/SOC) · LQFP-48(7x7)++N32G430C8L7 from Nations Technologies Inc, 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 | Main digital supply, 2.4-3.6 V. Tie to VDDA through proper decoupling. |+| 2 | PC13/TAMPER-RTC | bidirectional | GPIO PC13, 5 V-tolerant, fail-safe. Alt: TIM1_CH1N, RTC_OUT/RTC-TAMP1, WKUP3, EVENTOUT. |+| 3 | PC14-OSC32_IN | bidirectional | GPIO PC14 or 32.768 kHz LSE crystal input. FTa (5 V-tolerant with analog), fail-safe. |+| 4 | PC15-OSC32_OUT | bidirectional | GPIO PC15 or 32.768 kHz LSE crystal output. FTa, fail-safe. |+| 5 | PD14-OSC_IN | bidirectional | GPIO PD14 or HSE crystal input (4-32 MHz). FTa, fail-safe. Alt: USART2_TX, I2C2_SDA, TIM1_CH3N. |+| 6 | PD15-OSC_OUT | bidirectional | GPIO PD15 or HSE crystal output. FTa, fail-safe. Alt: USART2_RX, I2C2_SCL, TIM1_CH2N. |+| 7 | NRST | input | Bidirectional reset pin, active-low. Internal pull-up; can also drive low to reset external devices. |+| 8 | VSSA/VREF- | power_in | Analog ground and negative ADC reference. Connect to clean analog ground plane. |+| 9 | VDDA/VREF+ | power_in | Analog supply and positive ADC reference, 2.4-3.6 V. Decouple to VSSA. |+| 10 | PA0 | bidirectional | GPIO PA0, FTa, fail-safe. Alt: USART2_CTS, TIM2_CH1/ETR, TIM5_CH1, TIM8_ETR, SPI1_MISO, I2S1_MCK, EVENTOUT, WKUP2, RTC-TAMP2. Analog: ADC_IN1 (fast), COMP1_INM/INP, COMP3_INP. |+| 11 | PA1 | bidirectional | GPIO PA1, FTa, fail-safe. Alt: COMP1_OUT, TIM1_CH1, UART4_TX, USART2_RTS, TIM5_CH2, TIM2_CH2, EVENTOUT, SPI1_NSS, TIM1_CH1N. Analog: ADC1_IN2 (fast), COMP1_INP. |+| 12 | PA2 | bidirectional | GPIO PA2, FTa, fail-safe. Alt: USART2_TX, TIM5_CH3, TIM2_CH3, I2C2_SDA, COMP2_OUT, EVENTOUT, TIM8_BKIN, TIM8_CH1. Analog: ADC_IN3 (fast), COMP2_INM, COMP1_INP. |+| 13 | PA3 | bidirectional | GPIO PA3, FTa, fail-safe. Alt: USART2_RX, TIM5_CH4, I2C2_SCL, EVENTOUT, TIM8_CH2. Analog: ADC_IN4 (fast), COMP2_INP, COMP3_INM. |+| 14 | PA4 | bidirectional | GPIO PA4, FTa, fail-safe. Alt: USART2_CK, I2C1_SCL, SPI1_NSS, I2S1_WS, USART1_TX, EVENTOUT, CAN_RX, LPTIM_OUT, SPI2_NSS, TIM8_CH3, I2S2_WS, TIM4_CH3. Analog: ADC_IN5 (fast), COMP1_INM, COMP2_INM. |+| 15 | PA5 | bidirectional | GPIO PA5, FTa, fail-safe. Alt: SPI1_SCK, I2C1_SDA, I2S1_CK, USART1_RX, EVENTOUT, CAN_TX, LPTIM_IN1, TIM8_CH4, TIM4_CH4. Analog: ADC_IN6 (slow), COMP1_INM, COMP2_INM. |+| 16 | PA6 | bidirectional | GPIO PA6, FTa, fail-safe. Alt: SPI1_MISO, I2S1_MCK, TIM8_BKIN, TIM3_CH1, TIM1_BKIN, COMP2_OUT, EVENTOUT, BEEPER_OUT_P, TIM8_CH3. Analog: ADC_IN7 (slow), COMP2_INM/INP. |+| 17 | PA7 | bidirectional | GPIO PA7, FTa, fail-safe. Alt: USART2_TX, COMP3_OUT, TIM1_CH2N, SPI1_MOSI, I2S1_SD, TIM1_CH1N, TIM8_CH1N, TIM3_CH2, COMP2_OUT, EVENTOUT. Analog: ADC_IN8 (slow), COMP2_INP, COMP3_INM. |+| 18 | PB0 | bidirectional | GPIO PB0, FTa, fail-safe. Alt: USART2_RX, BEEPER_OUT_N, TIM1_CH4, TIM4_CH1, TIM1_CH2N, TIM3_CH3, TIM8_CH2N, UART4_TX, EVENTOUT. Analog: ADC_IN9 (slow). |+| 19 | PB1 | bidirectional | GPIO PB1, FTa, fail-safe. Alt: TIM1_CH3N, TIM3_CH4, TIM8_CH3N, UART4_RX, EVENTOUT, SPI1_SCK, SPI2_MOSI, I2S2_SD, TIM4_CH2. Analog: ADC_IN10 (slow), COMP3_INP. |+| 20 | PB2 | bidirectional | GPIO PB2, FTa, fail-safe. Alt: LPTIM_OUT, EVENTOUT, TIM3_ETR. Analog: ADC_IN11 (slow), COMP3_INM. |+| 21 | PB10 | bidirectional | GPIO PB10, FTa, fail-safe. Alt: TIM1_CH4N, UART3_TX, I2C2_SCL, TIM2_CH3, EVENTOUT, COMP3_OUT, TIM4_ETR. Analog: COMP1_INP, ADC_IN12 (slow). |+| 22 | PB11 | bidirectional | GPIO PB11, FTa, fail-safe. Alt: UART3_RX, I2C2_SDA, TIM2_CH4, EVENTOUT. Analog: ADC_IN13 (slow), COMP3_INP. |+| 23 | VSS | power_in | Digital ground. |+| 24 | VDD | power_in | Main digital supply, 2.4-3.6 V. Decouple locally with 100 nF. |+| 25 | PB12 | bidirectional | GPIO PB12, FTa, fail-safe. Alt: SPI2_NSS, I2S2_WS, I2C2_SMBA, TIM1_BKIN, EVENTOUT, TIM5_CH1. Analog: ADC_IN14 (slow). |+| 26 | PB13 | bidirectional | GPIO PB13, FTa, fail-safe. Alt: SPI2_SCK, I2S2_CK, I2C2_SCL, TIM1_CH1N, EVENTOUT, TIM5_CH2. Analog: ADC_IN15 (slow). |+| 27 | PB14 | bidirectional | GPIO PB14, FTa, fail-safe. Alt: SPI2_MISO, I2S2_MCK, TIM1_CH2N, I2C2_SDA, EVENTOUT, UART4_TX, TIM8_CH1, TIM1_CH1. Analog: ADC_IN16 (slow), COMP3_INM. |+| 28 | PB15 | bidirectional | GPIO PB15, FTa, fail-safe. Alt: UART4_RX, SPI2_MOSI, I2S2_SD, TIM1_CH3N, EVENTOUT, RTC_REFIN, TIM8_CH2, TIM8_CH1N, TIM1_CH2N. Analog: COMP3_INP. |+| 29 | PA8 | bidirectional | GPIO PA8, 5 V-tolerant (FT), fail-safe. Alt: USART1_CK, I2C2_SMBA, TIM1_CH1, I2C2_SDA, SPI1_NSS, I2S1_WS, MCO, EVENTOUT, COMP3_OUT, TIM1_CH2, WKUP1, RTC-TAMP3. |+| 30 | PA9 | bidirectional | GPIO PA9, FT, fail-safe. Alt: USART1_TX, I2C2_SCL, TIM1_CH2, EVENTOUT, TIM8_BKIN, SPI2_MISO, I2S2_MCK, MCO, TIM1_CH3N, LPTIM_IN2. |+| 31 | PA10 | bidirectional | GPIO PA10, FT, fail-safe. Alt: USART1_RX, I2C2_SDA, SPI1_SCK, SPI2_SCK, I2S1_CK, I2S2_CK, TIM1_CH3, EVENTOUT, TIM1_BKIN, COMP3_OUT, LPTIM_ETR, RTC_REFIN. |+| 32 | PA11 | bidirectional | GPIO PA11, FTa, fail-safe. Alt: USART1_CTS, SPI2_MISO, I2S2_MCK, CAN_RX, TIM1_CH4, COMP1_OUT, EVENTOUT, TIM4_ETR. Analog: COMP2_INP. |+| 33 | PA12 | bidirectional | GPIO PA12, FTa, fail-safe. Alt: USART1_RTS, SPI2_MOSI, I2S2_SD, CAN1_TX, TIM1_ETR, COMP2_OUT, EVENTOUT. Analog: COMP1_INP. |+| 34 | PA13 | bidirectional | SWDIO/JTMS after reset. Also GPIO PA13, FT, fail-safe. Alt: SPI2_NSS, I2S2_WS, EVENTOUT, SPI2_MISO. |+| 35 | PD12 | bidirectional | GPIO PD12, FT, fail-safe. Alt: UART4_RX, I2C1_SDA, SPI2_SCK, I2S2_CK, EVENTOUT. |+| 36 | PD13 | bidirectional | GPIO PD13, FT, fail-safe. Alt: UART4_TX, I2C1_SCL, EVENTOUT. |+| 37 | PA14 | bidirectional | SWCLK/JTCK after reset. Also GPIO PA14, FT, fail-safe. Alt: USART2_CK, I2C1_SDA, COMP2_OUT, EVENTOUT, SPI2_MOSI, I2S2_SD. |+| 38 | PA15 | bidirectional | JTDI after reset. Also GPIO PA15, FTa, fail-safe. Alt: USART2_CTS, I2C1_SCL, SPI2_NSS, I2S2_WS, TIM2_CH1/ETR, EVENTOUT. Analog: COMP2_INP. |+| 39 | PB3 | bidirectional | JTDO after reset. Also GPIO PB3, FTa, fail-safe. Alt: SPI1_NSS, TIM8_CH1N, USART2_RTS, SPI1_SCK, I2S1_CK, TIM2_CH2, EVENTOUT, TIM8_CH2N. Analog: COMP1_INP, COMP2_INM, COMP3_INP. |+| 40 | PB4 | bidirectional | NJTRST after reset. Also GPIO PB4, FTa, fail-safe. Alt: USART2_TX, SPI1_MISO, I2S1_MCK, TIM3_CH1, UART3_TX, EVENTOUT, TIM8_CH3, TIM1_BKIN. Analog: COMP1_INP, COMP3_OUT. |+| 41 | PB5 | bidirectional | GPIO PB5, FTa, fail-safe. Alt: USART2_RX, I2C1_SMBA, SPI1_MOSI, I2S1_SD, TIM3_CH2, UART3_RX, LPTIM_IN1, EVENTOUT, TIM8_CH4, TIM8_BKIN. Analog: COMP1_INM, COMP3_INP. |+| 42 | PB6 | bidirectional | GPIO PB6, FT, fail-safe. Alt: USART1_TX, I2C1_SCL, SPI1_NSS, I2S1_WS, TIM1_CH2N, TIM4_CH1, SPI2_SCK, I2S2_CK, LPTIM_ETR, COMP1_OUT, EVENTOUT, CAN_RX, TIM1_CH4, TIM8_CH3N, BEEPER_OUT_P. |+| 43 | PB7 | bidirectional | GPIO PB7, FTa, fail-safe. Alt: USART1_RX, I2C1_SDA, TIM4_CH2, EVENTOUT, LPTIM_IN2, CAN_TX, BEEPER_OUT_N, TIM8_ETR, TIM1_CH4N. Analog: COMP2_INP. |+| 44 | BOOT0/PD0 | bidirectional | Boot-mode selector at reset (samples BOOT0 latch), then usable as GPIO PD0, FT, fail-safe. Alt: SPI2_MISO, I2S2_MCK. |+| 45 | PB8 | bidirectional | GPIO PB8, FT, fail-safe. Alt: I2C1_SCL, CAN_RX, TIM4_CH3, USART1_TX, UART3_TX, COMP1_OUT, EVENTOUT, TIM8_CH3. |+| 46 | PB9 | bidirectional | GPIO PB9, FT, fail-safe. Alt: I2C1_SDA, CAN_TX, TIM4_CH4, UART3_RX, COMP2_OUT, EVENTOUT, TIM1_CH4. |+| 47 | VSS | power_in | Digital ground. |+| 48 | VDD | power_in | Main digital supply, 2.4-3.6 V. Decouple locally with 100 nF. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Nations Technologies Inc |+| Package | LQFP-48(7x7) |+| Category | MCU |+| Pins | 48 |++## Ordering variants++- `N32G430C8L7C8L7`+- `N32G430C8L7C8Q7`+- `N32G430C8L7K8L7`+- `N32G430C8L7K8Q7`+- `N32G430C8L7G8Q7`+- `N32G430C8L7F8Q7`+- `N32G430C8L7F8S7`+- `N32G430C8L7F8S7-1`++## CAD (KiCad official)++- Symbol: `N32G430C8L7`+- Footprint: `Package_QFP:LQFP-48_7x7mm_P0.5mm`+- 3D model: LQFP-48(7x7) (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Nations Technologies Inc datasheet](docs/n32g430c8l7-datasheet.pdf) (86 pp, sha256 `2f325a9cb05b5c72`, retrieved 2026-08-17, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/n32g430c8l7-datasheet.pdf)