General Description

The device is Flash Memory Tinypower Type 8-bit high performance RISC architecture microcontroller. Offering users the convenience of Flash Memory multi-programming features, this device also includes a wide range of functions and features. Other memory includes an area of RAM Data Memory as well as an area of EEPROM memory for storage of non-volatile data such as calibration data etc.

Features

CPU Features

• Operating voltage:

♦ fSYS = 910kHz: 2.2V~5.5V

♦ fSYS = 2MHz: 2.2V~5.5V

♦ fSYS = 4MHz: 2.2V~5.5V

♦ fSYS = 8MHz: 3.3V~5.5V

♦ fSYS = 12MHz: 4.5V~5.5V

• Tiny Power technology for low power operation

• Power down and wake-up functions to reduce power consumption

• Oscillator types:

♦ External Crystal – HXT

♦ External RC – ERC

♦ Internal RC – HIRC

♦ Internal 32kHz RC – LIRC

• Multi-mode operation: NORMAL, SLOW, IDLE and SLEEP

• Fully integrated internal 32kHz, 910kHz, 2MHz, 4MHz and 8MHz oscillator requires no external components

• All instructions executed in one or two instruction cycles

• Table read instructions

• 63 powerful instructions

• 4-level subroutine nesting

• Bit manipulation instruction

Peripheral Features

♦ Flash Program Memory:1K×15

♦ RAM data memory:64×8

♦ EEPROM Memory:32×8

♦ Watchdog Timer function

♦ Up to 18 bidirectional I/O lines

♦ Multiple pin-shared external interrupts

♦ Single 8-bit programmable Timer/Event Counter with overflow interrupt

♦ Dual Time-Base functions

♦ Dual Comparator functions

♦ Dual Operational Amplifiers functions

♦ PFD/Buzzer for audio frequency generation

♦ Internal 2.4V/3.3V LDO

♦ Low voltage reset function

♦ Package: 16-pin NSOP, 20-pin SSOP