Microchip Technology PIC32MX450F256HT-V/MR

DEVICE OVERVIEW

This document contains device-s PIC32MX1XX/2XX devices.

Operating Conditions
• 2.3V to 3.6V, -40ºC to +105ºC, DC to 40 MHz

Core: 40 MHz MIPS32® M4K®

• MIPS16e® mode for up to 40% smaller code size
• 1.56 DMIPS/MHz (Dhrystone 2.1) performance
• Code-efficient (C and Assembly) architecture
• Single-cycle (MAC) 32x16 and two-cycle 32x32 multiply

Clock Management
• 0.9% internal oscillator
• Programmable PLLs and oscillator clock sources
• Fail-Safe Clock Monitor (FSCM)
• Independent Watchdog Timer
• Fast wake-up and start-up

Power Management

• Low-power management modes (Sleep, Idle)
• Integrated Power-on Reset and Brown-out Reset
• 0.5 mA/MHz dynamic current (typical)
• 20 μA IPD current (typical)

Audio Interface Features

• Data communication: I2S, LJ, RJ, DSP modes
• Control interface: SPI and I2C™
• Master clock:
- Generation of fractional clock frequencies
- Can be synchronized with USB clock
- Can be tuned in run-time

Advanced Analog Features

• ADC Module:
- 10-bit 1.1 Msps rate with one S&H
- Up to 10 analog inputs on 28-pin devices and 13 analog inputs on 44-pin devices
• Flexible and independent ADC trigger sources
• Charge Time Measurement Unit (CTMU):
- Supports mTouch™ capacitive touch sensing
- Provides high-resolution time measurement (1 ns)
- On-chip temperature measurement capability
• Comparators:
- Up to three Analog Comparator modules
- Programmable references with 32 voltage points

Timers/Output Compare/Input Capture

• Five General Purpose Timers:
- Five 16-bit and up to two 32-bit Timers/Counters
• Five Output Compare (OC) modules
• Five Input Capture (IC) modules
• Peripheral Pin Select (PPS) to allow function remap
• Real-Time Clock and Calendar (RTCC) module

Communication Interfaces

• USB 2.0-compliant Full-speed OTG controller
• Two UART modules (10 Mbps)
- Supports LIN 2.0 protocols and IrDA® support
• Two 4-wire SPI modules (20 Mbps)
• Two I2C modules (up to 1 Mbaud) with SMBus support
• Peripheral Pin Select (PPS) to allow function remap
• Parallel Master Port (PMP)

Direct Memory Access (DMA)

• Four channels of hardware DMA with automatic data size detection
• Two additional channels dedicated for USB
• Programmable Cyclic Redundancy Check (CRC)

Input/Output

• 15 mA source/sink on all I/O pins
• 5V-tolerant pins
• Selectable open drain, pull-ups, and pull-downs
• External interrupts on all I/O pins

Qualification and Class B Support

• AEC-Q100 REVG (Grade 2 -40ºC to +105ºC) planned
• Class B Safety Library, IEC 60730

Debugger Development Support

• In-circuit and in-application programming
• 4-wire MIPS® Enhanced JTAG interface
• Unlimited program and six complex data breakpoints
• IEEE 1149.2-compatible (JTAG) boundary scan