描述 Description

dsPIC33F General Purpose Digital Signal Controller with seamless migration options to/from PIC24F, PIC24H & dsPIC30F

特性 Features

Operating Range:
? DC – 40 MIPS (40 MIPS @ 3.0-3.6V, -40°C to +85°C)
? 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 dataDirect 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 DMAInterrupt Controller:
? 5-cycle latency
? 118 interrupt vectors
? Up to 67 available interrupt sources
? Up to 5 external interrupts
? 7 programmable priority levels
? 5 processor exceptionsDigital 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 pinsSystem 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 sourcesPower Management:
? On-chip 2.5V voltage regulator
? Switch between clock sources in real time
? Idle, Sleep and Doze modes with fast wake-upTimers/Capture/Compare/PWM:
? 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
? 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 modeCommunication Modules:
? 3-wire SPI (up to 2 modules):- Framing supports I/O interface to simple codecs- Supports 8-bit and 16-bit data- Supports all serial clock formats and sampling modes
? I2C? (up to 2 modules):- Full Multi-Master Slave mode support- 7-bit and 10-bit addressing- Bus collision detection and arbitration- Integrated signal conditioning- Slave address masking
? UART (up to 2 modules):- Interrupt on address bit detect- Interrupt on UART error- Wake-up on Start bit from Sleep mode- 4-character TX and RX FIFO buffers- LIN bus support- IrDA? encoding and decoding in hardware- High-Speed Baud mode- Hardware Flow Control with CTS and RTS
? Data Converter Interface (DCI) module:- Codec interface- Supports I2S and AC’97 protocols- Up to 16-bit data words, up to 16 words per frame- 4-word deep TX and RX buffers
? Enhanced CAN (ECAN? module) 2.0B active (up to 2 modules):- Up to 8 transmit and up to 32 receive buffers- 16 receive filters and 3 masks- Loopback, Listen Only and Listen All Messages modes for diagnostics and bus monitoring- Wake-up on CAN message- Automatic processing of Remote Transmission Requests- FIFO mode using DMA- DeviceNet? addressing supportAnalog-to-Digital Converters (ADCs):
? Up to two ADC modules in a device
? 10-bit, 1.1 Msps or 12-bit, 500 Ksps conversion:- 2, 4 or 8 simultaneous samples- Up to 32 input channels with auto-scanning- Conversion start can be manual or synchronized with 1 of 4 trigger sources- Conversion possible in Sleep mode- ±2 LSb max integral nonlinearity- ±1 LSb max differential nonlinearityCMOS Flash Technology:
? Low-power, high-speed Flash technology
? Fully static design
? 3.3V (±10%) operating voltage
? Industrial temperature
? Low-power consumption