• Up to 72 MHz/116 DMIPS, MIPS32® M4K® core
• eXtreme Low Power (XLP) Sleep and Deep Sleep 
• 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
• 256KB Flash memory (plus an additional 12 KB of Boot Flash)
• 64KB 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
• 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™
• 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
• 10-bit 1Msps rate with one Sample and Hold (S&H)
• 10 analog inputs
• Can operate during sleep mode
• Flexible and independent ADC trigger sources
• Three dual-input Comparator modules
• 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
• MPLAB X Integrated Development Environment (IDE)
• MPLAB Harmony Integrated Software Framework

The PIC32MX17x 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 with 256K Flash and 64K SRAM. Target applications include Audio and low cost graphics.