N32G430C8L7

The N32G430 series features a 32-bit ARM Cortex-M4F core with a maximum operating frequency of 128MHz, supporting floating-point operations and DSP instructions. It integrates up to 64KB embedded encrypted Flash, 16KB SRAM, and a rich set of high-performance analog components, including 1 built-in 12-bit 4.7Msps ADC, 3 high-speed comparators, and multiple digital communication interfaces such as U(S)ART, I2C, SPI, and CAN.

Key features

• CPU Core:
• 32-bit ARM Cortex-M4 + FPU, with DSP instructions and MPU support
• Built-in 1KB instruction cache, zero-wait Flash accelerator execution
• Up to 128MHz clock frequency, 160DMIPS
• Secure Memory:
• Up to 64KByte on-chip Flash with encrypted storage, partition management, and data protection; 10,000 erase/write cycles, 10-year data retention
• Up to 16KByte on-chip SRAM, retained in Stop2 mode, configurable retention in Standby mode
• Power Modes: Run, Sleep, Stop0, Stop2, Standby
• High-Performance Analog Interface:
• 1× 12-bit 4.7Msps ADC, configurable to 12/10/8/6 bits, up to 16 external single-ended input channels, 3 internal single-ended input channels, differential mode support
• 3× high-speed comparators with built-in 64-level adjustable reference
• Clocks:
• HSE: 4MHz~32MHz external high-speed crystal
• LSE: 32.768KHz external low-speed crystal
• HSI: Internal high-speed RC 8MHz
• LSI: Internal low-speed RC 40KHz
• Built-in high-speed PLL
• MCO: 2-channel clock output, configurable for SYSCLK, HSI, HSE, LSI, LSE, and dividable PLL clock output
• Reset:
• Power-on/power-down/external pin reset
• Watchdog reset and software reset
• Programmable voltage detection
• Communication Interfaces:
• 4× U(S)ART: 2× USART (ISO7816, IrDA, LIN support) + 2× UART
• 2× SPI, master mode up to 18Mbps, slave mode up to 32Mbps, I2S support
• 2× I2C, up to 1MHz, configurable master/slave mode, dual-address response in slave mode
• 1× CAN 2.0A/B, up to 1Mbps
• 1× high-speed DMA controller, 8 channels, fully configurable source and destination addresses
• 1× RTC with leap year perpetual calendar, alarm event, periodic wake-up, internal/external clock calibration
• 1× Beeper with complementary output, 12mA drive capability
• Timers/Counters:
• 2× 16-bit advanced timers with input capture, complementary output, quadrature encoder input, up to 7.8ns control resolution; 4 independent channels each — Timer1 supports 4-channel 8-output complementary PWM, Timer8 supports 3-channel 6-output complementary PWM
• 4× 16-bit general-purpose timers, 4 independent channels each, input capture/output compare/PWM output
• 1× 16-bit basic timer
• 1× 16-bit low-power timer with single-pulse and dual-pulse counting, operable in Stop2 mode
• 1× 24-bit SysTick
• 1× 14-bit WWDG
• 1× 12-bit IWDG
• Programming:
• SWD/JTAG debug interface
• UART Bootloader
• Security Features:
• Flash encryption, multi-user partition management (MMU)
• CRC16/32 computation
• Write protection (WRP), multiple read protection (RDP) levels (L0/L1/L2)
• Secure boot, encrypted firmware download, secure update
• External clock failure detection, tamper detection
• Operating Conditions:
• Supply voltage: 2.4V~3.6V
• Operating temperature: -40℃~105℃
• ESD: ±4KV (HBM), ±2KV (CDM)