Microchip Technology MA300014 数据表

©

 2005 Microchip Technology Inc.

DS70043F-page 1

• DC – 30 MIPS (30 MIPS @ 4.5-5.5V, -40 to 85°C)

• Wide  V

DD

 range: 2.5-5.5V

• Ind. (-40 to 85°C) and Ext. (-40 to 125°C)

• Modified Harvard architecture

• C compiler optimized instruction set

• 16-bit wide data path

• 24-bit wide instructions

• Linear program memory addressing up to 4M 

instruction words

• Linear data memory addressing up to 64 Kbytes

• 84 base instructions: mostly 1 word/1 cycle

• 16 16-bit General Purpose Registers (GPR)

• 2 40-bit accumulators:

- With rounding and saturation options

• Flexible and powerful addressing modes:

- Indirect, Modulo and Bit-Reversed

• Software stack

• 16 x 16 fractional/integer multiply operations

• 32/16 and 16/16 divide operations

• Single cycle multiply-and-accumulate:

- Accumulator write back for DSP operations

- Dual data fetch

• 40-stage barrel shifter

• 5-cycle latency

• Up to 45 interrupt sources, up to 5 external

• 7 programmable priority levels

• 4 processor exceptions

• Up to 54 programmable digital I/O pins

• Wake-up/Interrupt-on-change on up to 24 pins

• 25 mA sink and source on all I/O pins

• Flash program memory: up to 144 Kbytes:

- 10,000 erase/write cycles, min. (-40 to 85°C)

- 100,000 erase/write cycles, typical

• Data EEPROM: up to 4 Kbytes:

- 100,000 erase/write cycles, min. (-40 to 85°C)

- 1M erase/write cycles, typical 

- Data EEPROM retention > 20 years

• Data SRAM: up to 8 Kbytes

• Flexible clock options:

- External, crystal, resonator, internal RC

- Fully integrated PLL (4X, 8X, 16X)

- Extremely low jitter PLL

• Programmable Power-up Timer

• Oscillator start-up timer/stabilizer

• Watchdog Timer with its own RC oscillator

• Fail-Safe Clock Monitor

• Reset by multiple sources

• Switch between clock sources in real time

• Programmable low-voltage detect

• Programmable Brown-out Reset

• Idle and Sleep modes with fast wake-up

• Timer/counters: up to 5 16-bit timers:

- Can pair up to make 32-bit timers

- 1 timer can run as real-time clock with external 

32 KHz oscillator

- Programmable prescaler

• Input capture: up to 8 channels:

- Capture on up, down or both edges

- 16-bit Capture input functions

- 4-deep FIFO on each capture

• Output compare: up to 8 channels:

- Single or dual 16-bit Compare mode

- 16-bit glitchless PWM mode