Key Features

• 50 MHz/83DMIPS, 32-bit RISC CPU with less than 0.5 mA/MHz current consumption
• Two I2S/SPI modules for Codec and serial communications
• Peripheral Pin Select (PPS) functionality
• Parallel Master Port (PMP) for graphics interfaces
• USB 2.0-compliant full-speed device/host/OTG
• Charge Time Measurement Unit (CTMU) :
  • Supports mTouchTM Capacitive touch buttons and sliders
  • Provides high-resolution time measurement (1 ns)
  • On-chip temperature measurement capability
• Temperature Range - 40°C to 105°C

Microcontroller Features

• Operating voltage range of 2.3V to 3.6V
• Up to 128KB Flash memory (plus an additional 3 KB of Boot Flash)
• Up to 32K SRAM memory
• 1.65 DMIPS/MHz (Dhrystone 2.1) performance
• MIPS32® M4K® core with MIPS16e® mode for up to 40% smaller code size
• Pin-compatible with most Microchip 16-bit devices
• Multiple power management modes
• Configurable WDT with on-chip Low-Power RC oscillator for reliable operation

Peripheral Features

• Peripheral Pin Select (PPS) functionality
• Up to 4 channels of hardware DMA with automatic data size detection
• Two UART and I2C™ modules
• Separate PLLs for CPU and USB clocks
• Hardware Real-Time Clock and Calendar (RTCC)
• Five 16-bit Timers/Counters (two 16-bit pairs combine to create two 32-bit timers)
• Five Capture inputs and Five Compare/PWM outputs

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

Analog Features

• Up to 13-channel, 10-bit ADC
• Three Analog Comparators
• Charge Time Measurement Unit (CTMU)

Debug Features

• Four programming and debugging Interfaces
• IEEE Standard 1149.2 compatible (JTAG) boundary scan