PIC32MX254F128BT-I/MM Microchip 32bit MCU

PIC32MX254F128BT-I/MM Overview

The PIC32MX15x family brings lower power run, sleep and deep sleep currents to the PIC32MX family, while increasing the frequency of 28 and 44 pin devices up to 72Mhz. These devices are available in 128K Flash and 32K SRAM, with FS USB. Target applications include Audio and low cost graphics.

Features

Up to 72 MHz/116 DMIPS, MIPS32® M4K® core
eXtreme Low Power (XLP) Sleep and Deep Sleep
USB 2.0-compliant Full-speed OTG controller
Two I2S/SPI modules for Codec and serial communications
Peripheral Pin Select (PPS) functionality
Parallel Master Port (PMP) with dual read/write buffers for graphics interfaces
mTouch™ Capacitive touch
Temperature Range - 40°C to 105°C

Operating voltage range of 2.3V to 3.6V
128KB Flash memory (plus an additional 12 KB of Boot Flash)
32KB SRAM memory
MIPS16e® mode for up to 40% smaller code size
Low-power management modes (Sleep and Idle)
Peripheral Features
Peripheral Pin Select (PPS) functionality to allow function remap
4 channels of hardware DMA with automatic data size detection
- Two additional DMA channels dedicated to USB

Two UARTs (12.5 Mbps) and two I2C™ modules
Hardware Real-Time Clock and Calendar (RTCC)
Five 16-bit and up to two 32-bit Timers/Counters
Five Capture inputs and Five Compare/PWM outputs
Audio/Graphics/Touch HMI Features
External graphics interface
Audio data communication: I2S, LJ, RJ, USB
Audio data control interface: SPI and I2C™
Audio data master clock:
- Generation of fractional clock frequencies
- Can be synchronized with USB clock
- Can be tuned in run-time

Supports mTouch™ capacitive touch sensing
Advanced Analog Features
ADC Module:
- 10-bit 1Msps rate with one Sample and Hold (S&H)
- 9 analog inputs
- Can operate during sleep mode

Flexible and independent ADC trigger sources
Comparators:
- Three dual-input Comparator modules
- Programmable references with 32 voltage pointsDebugger 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
  Software Development Support
  - MPLAB X Integrated Development Environment (IDE)
  - MPLAB Harmony Integrated Software Framework