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PIC32MX440F256H-80I Datasheet, PDF (3/646 Pages) Microchip Technology – 64/100-Pin General Purpose and USB 32-Bit Flash Microcontrollers
PIC32MX3XX/4XX
High-Performance 80 MHz MIPS-Based 32-bit Flash Microcontroller
64/100-Pin General Purpose and USB
High-Performance 32-bit RISC CPU:
• MIPS32® M4K™ 32-bit Core with 5-Stage Pipeline
• 80 MHz Maximum Frequency
• 1.56 DMIPS/MHz (Dhrystone 2.1) Performance
at 0 Wait State Flash Access
• Single-Cycle Multiply and High-Performance
Divide Unit
• MIPS16e™ Mode for Up to 40% Smaller Code
Size
• User and Kernel Modes to Enable Robust
Embedded System
• Two Sets of 32 Core Register Files (32-bit) to
Reduce Interrupt Latency
• Prefetch Cache Module to Speed Execution from
Flash
Microcontroller Features:
• Operating Voltage Range of 2.3V to 3.6V
• 32K to 512K Flash Memory (plus an additional
12KB of Boot Flash)
• 8K to 32K SRAM Memory
• Pin-Compatible with Most PIC24/dsPIC® Devices
• Multiple Power Management Modes
• Multiple Interrupt Vectors with Individually
Programmable Priority
• Fail-Safe Clock Monitor Mode
• Configurable Watchdog Timer with On-Chip
Low-Power RC Oscillator for Reliable Operation
Peripheral Features:
• Atomic SET, CLEAR and INVERT Operation on
Select Peripheral Registers
• Up to 4-Channel Hardware DMA Controller with
Automatic Data Size Detection
• USB 2.0 Compliant Full Speed Device and
On-The-Go (OTG) Controller
• USB has a Dedicated DMA Channel
• 10 MHz to 40 MHz Crystal Oscillator
• Internal 8 MHz and 32 kHz Oscillators
• Separate PLLs for CPU and USB Clocks
• Two I2C™ Modules
• Two UART Modules with:
- RS-232, RS-485 and LIN 1.2 support
- IrDA® with On-Chip Hardware Encoder and
Decoder
• Parallel Master and Slave Port (PMP/PSP) with
8-bit and 16-bit Data and Up to 16 Address Lines
• Hardware Real-Time Clock/Calendar (RTCC)
• Five 16-bit Timers/Counters (two 16-bit pairs com-
bine to create two 32-bit timers)
• Five Capture Inputs
• Five Compare/PWM Outputs
• Five External Interrupt Pins
• High-Speed I/O Pins Capable of Toggling at Up to
80 MHz
• High-Current Sink/Source (18 mA/18 mA) on
All I/O Pins
• Configurable Open-Drain Output on Digital I/O
Pins
Debug Features:
• Two Programming and Debugging Interfaces:
- 2-Wire Interface with Unintrusive Access and
Real-time Data Exchange with Application
- 4-wire MIPS Standard Enhanced JTAG
interface
• Unintrusive Hardware-Based Instruction Trace
• IEEE Std 1149.2 Compatible (JTAG) Boundary
Scan
Analog Features:
• Up to 16-Channel 10-bit Analog-to-Digital
Converter:
- 500 ksps Conversion Rate
- Conversion Available During Sleep, Idle
• Two Analog Comparators
• 5.5V Tolerant Input Pins (digital pins only)
© 2008 Microchip Technology Inc.
Preliminary
DS61143E-page 1