FEATURES

1.   ROM:

      ● RISC 2T core

      ● 2K x 16 bits MTP

2.   RAM: 128 x 8 bits3.   EEPROM: 256x 8 bits ，endurance 1million write cycle

3.   EEPROM: 256x 8 bits ，endurance 1million write cycle

4.   STACK: 8 Levels

5.   System Clock type selections:

      ● Fast clock from Internal RC (FIRC, 16 MHz)

      ● Slow clock from Internal RC (SIRC, 93 KHz@VCC=5V)

6.   System Clock Prescaler:

      ● System Clock can be divided by 1/2/4/8 option

7.   Power Saving Operation Mode

      ● FAST Mode: Slow-clock is enabled, Fast-clock keeps CPU running

      ● SLOW Mode: Fast-clock can be disabled or enabled, Slow-clock keeps CPU running

      ● IDLE Mode: Fast-clock and CPU stop. Slow-clock or Wake-up Timer keep running

      ● STOP Mode: All clocks stop, Wake-up Timer stop

8.   2 Independent Timers

      ● Timer0

            - 8-bit timer divided by 1~256 pre-scale option / auto-reload / counter / interrupt / stop function

      ● Timer1

            - 8-bit timer divided by 1~256 pre-scale option / auto-reload / interrupt / stop function

            - Overflow and Toggle out

9.   Interrupt

      ● Three External Interrupt pins

            - 1 pin is falling edge wake-up triggered & Interrupts

            - 2 pins are rising or falling edge wake-up triggered & Interrupt

      ● Timer0 / Timer1 / Wake-up Timer Interrupt

      ● ADC Interrupt

      ● PWM Interrupt

      ● LVD Interrupt

      ● All Port Pin Change Wakeup  Interrupts

10. Wake-up Timer (WKT)

      ● Clocked by built-in RC oscillator with 4 adjustable interrupt times

            - 11 ms / 23 ms / 46 ms / 91 ms @VCC=5V

11. Watchdog Timer (WDT)

      ● Clocked by built-in RC oscillator with 4 adjustable reset times

            - 91 ms / 183 ms / 732 ms / 1463 ms @VCC=5V

      ● Watchdog timer can be disabled / enabled in STOP mode

12. Six 16 bits PWMs

      ● Six individual duty-adjustable, shared period-adjustable

      ● PWM clock source: System clock (Fsys), FIRC/256, FIRC (16 MHz), FIRC*2 (32 MHz)

      ● PWM0 supports complementary output (PWM0P, PWM0N)

      ● PWM0 output with non-overlap time durations adjustable: (0~ 15)*(PWMCLK)

      ● PWM0N/0P/1/2/3/5 has only one output

13. 12-bit ADC with 13 channels for External Pin Input and 2 channels for Internal Voltage

      ● Two internal voltage channels: VBG, 1/4VCC

      ● ADC reference voltage: VCC, VBG  (1.2V), VBG  (2.48V) and VBG  (2V)

14. Reset Sources

      ● Power On Reset

      ● Watchdog Timer Reset

      ● Low Voltage Reset

      ● External Pin Reset

15. Low Voltage Reset (LVR) and Low Voltage Detection (LVD)

      ● 15-Level Low Voltage Reset: 1.73V ~ 3.5V, can be disabled

      ● 15-Level Low Voltage Detection: 1.73V ~ 3.5V, can be disabled

16. Operating Voltage

      ● Fsys= 16 MHz, LVR~5.5V. Suggest LVR ≥ 2.30V

      ● Fsys= 8 MHz, PWMCKS=FIRC* 1, LVR~5.5V. Suggest LVR ≥ 1.55V Note: Refer to the “Electrical Characteristics Graphs”.

17. Operating Temperature Range : -40°C to + 105°C

18. Table Read Instruction: 16-bit ROM data lookup table

19. Integrated 16-bit Cyclic Redundancy Check (CRC) function

20. Instruction set: 39 Instructions

21. I/O ports:

      ● Maximum 14 programmable I/O pins

            - Open-Drain Output

            - CMOS Push-Pull Output

            - Schmitt Trigger Input with pull-up resistor option

            - All I/O with High-Sink except PA7

      ● All pin change wake up (falling edge and rising edge trigger) and interrupt

22. Programming connectivity support 5-wire (ICP) or 7-wire program

23. RDCTL: Read signal delay control for Program ROM

      ● The user must switch this register to “4ns” to enhance the performance of minimal operating voltage.

24. Trimmed VBG1.2V/2V

      ● The users could move BG2TRIM to BGTRIM for exact 2V VBG.

25. ATD: Automatic transient detection to enhance the performance of power consumption at slow mode

26. Package Types:

      ● 8-pin SOP (150 mil)

PIN ASSIGNMENT DIAGRAM