Microchip, 32bit MIPS32, PIC32MX Microcontroller, 40MHz, 16 kB Flash, 28-Pin SSOP

40/50 MHz, 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
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
1.56 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