dsPIC33F Motor Control Digital Signal Controller (DSC) with seamless migration options to PIC24 MCUs and dsPIC30F DSCs in similar packages
Operating Range:High-Performance DSC CPU:Direct Memory Access (DMA):Interrupt Controller:Digital I/O:System Management:
DC – 40 MIPS (40 MIPS @ 3.0-3.6V, -40°C to +125°C) Industrial temperature range (-40°C to +85°C) Extended temperature range (-40°C 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 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 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 5-cycle latency 118 interrupt vectors Up to 67 available interrupt sources Up to 5 external interrupts 7 programmable priority levels 5 processor exceptions 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 Flexible clock options: External, crystal, resonator, internal RC Fully integrated PLL Extremely low jitter PLL