ARM ® CortexTM-M3 Core
ARM® ARM ® CortexTM-M3 Core
· Frequency up to 48 MHz
· Flash access zero wait state
· Single-cycle multiplier and hardware divider
· NVIC support 16 internal & 60 external interrupts,
each has 16 priority levels
Memories
· Flash size from 16KB to 64 KB
· SRAM size from 4KB to 8 KB with HW parity checking
· 3KB ISP loader ROM
Low power management
· Power saving mode: sleep, deep-sleep & standby mode
· Independent battery supply for real-calendar RTC and backup register
Advanced analog peripherals
· 1 x 12bit,
1μs ADC (up to 16 chs)
Integrated peripherals interface
· Up to 2 x USART/UART/Irda/LIN/ISO7816
· Up to 2 x SPI (18Mbit/s)
· Up to 2 x I2C (400Kbit/s)
On-chip resources
· 1 x 16 bit Advanced Timer, 1 x SysTick Timer,
5 x 16 bit GPTM, 1x 32 bit GPTM,
2 x WDG
· 5-chs DMA support: Timers, ADC, SPIs, I2Cs, USARTs
· System supervisor and reset: POR,PDR,LVD
· 80% GPIO available
· 32-bit CRC & 96-bit unique ID
· On-chip clock: HSI (8MHz), LSI (40KHz)
SRAM,PSRAM,NOR-Flash,LCD
Package
· TSSOP20 (6.5 x 4.4 x 1mm)
· QFN28 (4 x 4 x 0.75mm)
· LQFP48(7 x 7 x 1mm)