Parameter Name	Value
Family	PIC32MX4xx
Max Speed MHz	80
Program Memory Size (KB)	128
RAM (KB)	32
DMA Channels	4
SPITM	2
I2CTM Compatible	2
A/D channels	16
Max A/D Sample Rate	1000
Input Capture	5
Output Compare/Std. PWM	5
16-bit Digital Timers	5
Parallel Port	PMP16
Comparators	2
Internal Oscillator	8 MHz, 32 kHz
RTCC	Yes
I/O Pins	85
Pin Count	100

MCU Core

    80MHz, 1.56 DMIPS/MHz, 32-bit MIPS M4K Core

    USB 2.0 On-The-Go Peripheral with integrated PHY

    Dedicated DMA Channel for USB OTG

    5 Stage pipeline, Harvard architecture

    MIPS16e mode for up to 40% smaller code size

    Single cycle multiply and hardware divide unit

    32 x 32-bit Core Registers

    32 x 32-bit Shadow Registers

    Fast context switch and interrupt response

 

MCU System Features

    128K Flash (plus 12K boot Flash)

    32K RAM (can execute from RAM)

    4 Channel Hardware DMA Controller

    Flash prefetch module with 256 Byte cache

    Lock instructions or data in cache for fast access

    Programmable vector interrupt controller

 

Analog Features

    Fast and Accurate 16 channel 10-bit ADC,

    Max 1 Mega sample per second at +/- 1LSB, conversion available during SLEEP & IDLE

 

Power Management Modes

    RUN, IDLE, and SLEEP modes

    Multiple switchable clock modes for each power mode, enables optimum power settings

 

Debug Features

    8 hardware breakpoints (6 Instruction and 2 Data)

    2 wire programming and debugging interface

    JTAG interface supporting Programming, Debugging and Boundary scan

 

Other MCU Features

    Fail-Safe Clock Monitor – allows safe shutdown if clock fails

    Hardware RTCC (Real-Time Clock and Calendar with Alarms)

    Watchdog Timer with separate RC oscillator

    2 Internal oscillators (8MHz & 31KHz)

    Pin compatible with 16-bit PIC® MCUs

PIC32MX3XX/4XX Family Data Sheet

Code Examples