Features

ARM ^® Cortex^TM-M3 core

• Frequency up to 108 MHz
• Single-cycle multiplier and hardware divider
• NVIC support 16 internal and 43 external interrupts, each interrupt has 16 priority levels

Flash memory

• Flash up to 1024 KB
• SRAM up to 96 KB
• 2KB ISP loader ROM

Low-power management

• Support power saving mode: sleep, deep-sleep and standby mode
• Independent battery supply for RTC and backup register

High performance analog peripherals

• 3 x 12bit, 1μs ADC (16 channels)
• 2 x DAC

Integrated peripherals interface

• Up to 5 x USART/Irda/LIN/ISO7816
• Up to 3 x SPI (18Mbit/s)
• Up to 2 x I2C (400Kbit/s)
• USB OTG 2.0 FS

On-chip resources

• 1 x SysTick Timer, up to 10 x GPTM, 2 x Basic Timer, 2 x WDT, 7-chs DMA supported: timers, ADC, SPIs,I2Cs and USARTs
• POR,PDR and LVD
• 80% available GPIO
• 32 bit CRC
• Clock: HSI (8MHz) and LSI (40KHz)
• External Memory Control supported: SRAM, PSRAM, NOR-Flash, LCD, NAND Flash