Main Features
CPU Features:
- Operating Voltage
- fSYS=8MHz: 2.2V~3.6V
- fSYS=12MHz: 2.7V~3.6V
- fSYS=16MHz: 3.3V~3.6V - Up to 0.25μs instruction cycle with 16MHz system clock at VDD=3.3V
- Power down and wake-up functions to reduce power consumption
- Oscillator types
- External High Speed Crystal – HXT
- Internal High Speed 8/12/16 MHz RC – HIRC
- External Low Speed 32.768kHz Crystal – LXT
- Internal Low Speed 32kHz RC – LIRC - Multi-mode operation: FAST, SLOW, IDLE and SLEEP
Peripheral Features:
- Flash Program Memory: 4K×16
- RAM Data Memory: 256×8
- True EEPROM Memory: 128×8
- Watchdog Timer function
- In Application Programming – IAP
RF Features:
- Frequency bands: 315MHz, 433MHz, 868MHz, 915MHz
- Supports OOK/FSK modulation
- Supports 2-wire I²C interface
- Operating voltage range of 2.2V~3.6V
- Programmable OOK symbol rate up to 25ksps
