Описание
dsPIC33F General Purpose Digital Signal Controller (DSC) with seamless migration options to PIC24F, PIC24H MCUs and dsPIC30F DSCs in similar packages.
- Up to 40 MIPS operation (at 3.0-3.6V)
- Industrial temperature range (-40°C 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
- 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
- Up to 85 programmable digital I/O pins
- Wake-up/Interrupt-on-Change on up to 24 pins
- All digital input pins are 5V tolerant
- 4 mA sink on all I/O pins
- Flash program memory, up to 256 Kbytes
- Data SRAM, up to 30 Kbytes (includes 2 Kbytes of DMA RAM)
- 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
- Timer/Counters, up to nine 16-bit timers:- Can pair up to make four 32-bit timers- 1 timer runs as Real-Time Clock with external 32.768 kHz oscillator – Programmable prescaler
- Up to two ADC modules in a device
- 10-bit, 1.1 Msps or 12-bit, 500 ksps conversion
- Low-power, high-speed Flash technology
- Fully static design
