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DSPIC33FJ256MC708IPF Datasheet(PDF) 3 Page - Microchip Technology |
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DSPIC33FJ256MC708IPF Datasheet(HTML) 3 Page - Microchip Technology |
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3 / 90 page  © 2005 Microchip Technology Inc. Preliminary DS70155C-page 1 dsPIC33F Operating Range • DC – 40 MIPS (40 MIPS @ 3.0-3.6V, -40° to +85°C) • Industrial temperature range (-40° to +85°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 • 84 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 • Allows data transfer between RAM and a peripheral while CPU is executing code (no cycle stealing) • 2 KB of dual-ported DMA buffer area (DMA RAM) to store data transferred via DMA • Most peripherals support DMA Interrupt Controller • 5-cycle latency • 117 interrupt vectors • Up to 67 available interrupt sources, up to 5 external interrupts • 7 programmable priority levels • 5 processor exceptions Digital I/O • Up to 85 programmable digital I/O pins • 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 and source on all I/O pins On-Chip Flash and SRAM • Flash program memory, up to 256 Kbytes • Data SRAM (up to 30 Kbytes): - Includes 2 KB of DMA RAM System Management • Flexible clock options: - External, crystal, resonator, internal RC - Fully integrated PLL - Extremely low jitter PLL • Power-up timer • Oscillator Start-up Timer/Stabilizer • Watchdog timer with its own RC oscillator • Fail-Safe Clock Monitor • Reset by multiple sources Power Management • On-chip 2.5V voltage regulator • Switch between clock sources in real time • Idle, Sleep and Doze modes with fast wake-up dsPIC33F High-Performance 16-Bit Digital Signal Controller Product Overview |
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