Operating Range
• Up to 40 MIPS operation (at 3.0-3.6V)
• Industrial temperature range (-40°C to +85°C)
• Extended temperature range (-40°C to +125°C)

High-Performance dsPIC33F core
• 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 one word/one cycle
• Sixteen 16-bit general purpose registers
• Two 40-bit accumulators with rounding and saturation options
• Flexible and powerful addressing modes: - Indirect - Modulo - Bit-Reversed
• Software stack
• 16 x 16 fractional/integer multiply operations
• 32/16 and 16/16 divide operations
• Single-cycle MAC with accumulator write back for DSP operations and dual data fetch
• Up to ±16-bit shifts for up to 40-bit data

Interrupt Controller
• 5-cycle latency
• Up to 21 available interrupt sources
• Up to three external interrupts
• Seven programmable priority levels
• Four processor exceptions

On-Chip Flash and SRAM
• Flash program memory (12 Kbytes)
• Data SRAM (1024 bytes)
• Boot and General Security for Program Flash

Digital I/O
• Peripheral Pin Select Functionality
• Up to 21 programmable digital I/O pins
• Wake-up/interrupt-on-change for up to 21 pins
• Output pins can drive from 3.0V to 3.6V
• Up to 5V output with open drain configurations on 5V tolerant pins
• 4 mA sink on all I/O pins

System Management
• Flexible clock options: - External, crystal, resonator, internal RC - Fully Integrated Phase-Locked Loop (PLL) - Extremely low-jitter PLL
• Power-up Timer
• Oscillator Start-up Timer/Stabilizer
• Watchdog Timer with its own RC oscillator
• Fail-Safe Clock Monitor

Power Management
• On-chip 2.5V voltage regulator
• Switch between clock sources in real time
• Idle, Sleep and Doze modes with fast wake-up

Timers/Capture/Compare
• Up to three 16-bit timers which can pair up to make one 32-bit timer
• Input Capture (up to four channels): - Capture on up, down, or both edges
• 16-bit capture input functions, 4-deep FIFO on each capture
• Output Compare (up to two channels) with Single or Dual 16-bit Compare mode

Communication Modules
• 4-wire SPI: - Framing supports I/O interface to simple codecs, supports 8-bit and 16-bit data and supports all serial clock formats and sampling modes
• I2C™: - Full Multi-Master Slave mode support, 7-bit and 10-bit addressing, bus collision detection and arbitration, slave address masking and integrated signal conditioning
• UART: - Provides LIN bus support, IrDA® encoding and decoding in hardware, High-Speed Baud Mode and Hardware Flow Control with CTS and RTS

Analog-to-Digital Converters (ADCs)
• ADC with 10-bit, 1.1 Msps or 12-bit, 500 Ksps conversion
• Two and four simultaneous samples (10-bit ADC)
• Up to 10 input channels with auto-scanning
• Conversion start can be manual or synchronized with one of four trigger sources
• Conversion possible in Sleep mode
• ±2 LSb max integral nonlinearity
• ±1 LSb max differential nonlinearity

Packaging
• 18-pin PDIP/SOIC
• 28-pin SPDIP/SOIC/SSOP/QFN

 •dsPIC33Fs are designed to execute digital filter algorithms and high-speed precision digital control loops, ideal for applications that need to perform under pressure           •General Purpose Digital Signal Controllers (DSCs) with advanced analog and seamless migration options to PIC24F, PIC24H MCUs and dsPIC30F DSCs