标题: dsPIC33FJ128MC506A Data Sheet [打印本页] 作者: enroo_ma 时间: 2009-7-28 17:17 标题: dsPIC33FJ128MC506A Data Sheet dsPIC33FJXXXMCX06A/X08A/X10A Data Sheet (7/22/2009)
Operating Range:
DC – 40 MIPS (40 MIPS @ 3.0-3.6V, -40°C to +125°C)
Extended temperature range (-40°C to +125°C)
High-Performance DSC CPU:
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
83 base instructions: mostly 1 word/1 cycle
Sixteen 16-bit General Purpose Registers
Two 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
Up to ±16-bit shifts for up to 40-bit data
Direct Memory Access (DMA):
8-channel hardware DMA:
2 Kbytes dual ported DMA buffer area (DMA RAM) to store data transferred via DMA:
- Allows data transfer between RAM and a peripheral while CPU is executing code (no cycle stealing)
Most peripherals support DMA
Interrupt Controller:
5-cycle latency
118 interrupt vectors
Up to 67 available interrupt sources
Up to 5 external interrupts
7 programmable priority levels
5 processor exceptions
Digital I/O:
Wake-up/Interrupt-on-Change on up to 24 pins
Output pins can drive from 3.0V to 3.6V
All digital input pins are 5V tolerant
4 mA sink on all I/O pins
