dspic33fj128mc204 Microchip Technology Inc., dspic33fj128mc204 Datasheet - Page 3

• Manufacturer Part Number: dspic33fj128mc204
• Description: High-performance, 16-bit Digital Signal Controllers
• Manufacturer: Microchip Technology Inc.

Operating Range:
• Up to 40 MIPS operation (at 3.0V -3.6V):
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
• Linear data memory addressing up to 64 Kbytes
• 83 base instructions: mostly 1 word/1 cycle
• Two 40-bit accumulators with rounding and
• Flexible and powerful addressing modes:
• Software stack
• 16 x 16 fractional/integer multiply operations
• 32/16 and 16/16 divide operations
• Single-cycle multiply and accumulate:
• Up to ±16-bit shifts for up to 40-bit data
Direct Memory Access (DMA):
• 8-channel hardware DMA
• Up to 2 Kbytes dual ported DMA buffer area (DMA
• Most peripherals support DMA
© 2009 Microchip Technology Inc.
- Industrial temperature range
- Extended temperature range
instruction words
saturation options
- Indirect
- Modulo
- Bit-Reversed
- Accumulator write back for DSP operations
- Dual data fetch
RAM) to store data transferred via DMA:
- Allows data transfer between RAM and a
(-40°C to +85°C)
(-40°C to +125°C)
peripheral while CPU is executing code (no
cycle stealing)
High-Performance, 16-bit Digital Signal Controllers
Preliminary
dsPIC33FJ64MCX02/X04, AND
dsPIC33FJ128MCX02/X04
Timers/Capture/Compare/PWM:
• Timer/Counters, up to five 16-bit timers:
• Input Capture (up to four channels):
• Output Compare (up to four channels):
• Hardware Real-Time Clock/Calendar (RTCC):
Interrupt Controller:
• 5-cycle latency
• Up to 53 available interrupt sources
• Up to three external interrupts
• Seven programmable priority levels
• Five processor exceptions
Digital I/O:
• Peripheral pin Select functionality
• Up to 35 programmable digital I/O pins
• Wake-up/Interrupt-on-Change for up to 31 pins
• Output pins can drive from 3.0V to 3.6V
• Up to 5V output with open drain configuration
• All digital input pins are 5V tolerant
• 4 mA sink on all I/O pins
On-Chip Flash and SRAM:
• Flash program memory (up to 128 Kbytes)
• Data SRAM (up to 16 Kbytes)
• Boot, Secure, and General Security for program
dsPIC33FJ32MC302/304,
- Can pair up to make two 32-bit timers
- One timer runs as a Real-Time Clock with an
- Programmable prescaler
- Capture on up, down or both edges
- 16-bit capture input functions
- 4-deep FIFO on each capture
- Single or Dual 16-bit Compare mode
- 16-bit Glitchless PWM mode
- Provides clock, calendar, and alarm functions
Flash
external 32.768 kHz oscillator
DS70291C-page 1