Features

RISC-V Core

• Frequency up to 108 MHz
• Flash access 0~2 wait states
• Single-cycle multiplier and multi-cycle hardware divider
• Up to 68 maskable peripheral Interrupts, with 16 priority levels

Memories

• Flash size from 16KB to 128KB
• SRAM size up to 32KB

Low power management

Three power saving modes: Sleep, Deep-sleep and Standby modes

Advanced analog peripherals

• 2x 12bit, 1μs ADC (up to 16 chs)
• 2x 12bit DAC

Integrated peripherals interface

• Up to 3x USART, 2x UART and supports Irda/LIN/ISO7816-3
• Up to 3x SPI (up to 27MHz clock frequency), 2 x I2S multiplexed
• Up to 2x I2C (up to 1MHz clock frequency)

On-chip resources

• 1x 16 bit Advanced Timer
• 4x 16 bit GPTM
• 1x 24bit SysTick Timer, 2x 16 bit Basic Timer, 2x WDG, 1x RTC
• 12-chs DMA support: Timers, ADC, SPIs, I2Cs, USARTs and I2Ss
• System supervisor and reset: POR, PDR, LVD
• 80% GPIO available
• 32-bit CRC & 96-bit unique ID
• On-chip clock: HSI (8MHz & 25MHz)
• External Memory Control supported: SRAM, PSRAM, NOR-Flash, ROM

Package

• QFN36 ( 6 x 6 x 0.8 mm)
• LQFP48 ( 7 x 7 x 1.2 mm)
• LQFP64 (10 x 10 x 1.6 mm)
• LQFP100 (14 x 14 x 1.6 mm)