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Manufacturer Part #


PIC32MX Series 512 kB Flash 32 kB RAM 32-Bit Microcontroller - TQFP-64

Mfr. Name: Microchip
Standard Pkg:
Product Variant Information section
Date Code: 1952
Product Specification Section
Technical Attributes
Attributes Table
Family Name: PIC32MX
Core Processor: MIPS32 M4K
Program Memory Type: Flash
Flash Size (Bytes): 512kB
RAM Size: 32kB
Speed: 80MHz
No of I/O Lines: 53
InterfaceType / Connectivity: I2C/SPI/UART/USB
Peripherals: Analog Comparators/I2C/On-Chip-ADC/PWM/SPI/UART/USB/Watchdog
Number Of Timers: 5
Supply Voltage: 2.3V to 3.6V
Operating Temperature: -40°C to +85°C
On-Chip ADC: 16-chx10-bit
Watchdog Timers: 1
Package Style:  TQFP-64
Mounting Method: Surface Mount
Features & Applications


ThePIC32MX340F512H-80I/PT is a 32-bit Microcontroller which has 512 KB of Flash Program Memory with 51 I/O's. It's maximum CPU speed is 80 MHz with an operating voltage range of 2.3 V to 3.6 V in a 64-Pin TQFP package. It has an industrial temperature range of -40°C to +85°C.


  • MCU Core:
    • 80 MHz, 1.56 DMIPS/MHz, 32-bit MIPS M4K Core
    • 5 Stage pipeline, Harvard architecture
    • MIPS16e mode for up to 40% smaller code size
    • Single cycle multiply and hardware divide unit
    • 32 x 32-bit Core Registers
    • 32 x 32-bit Shadow Registers
    • Fast context switch and interrupt response
  • MCU System Features:
    • 512 K Flash (plus 12 K boot Flash)
    • 32 K RAM (can execute from RAM)
    • 4 Channel Hardware DMA Controller
    • Flash prefetch module with 256 Byte cache
    • Lock instructions or data in cache for fast access
    • Programmable vector interrupt controller
  • Analog Features:
    • Fast and Accurate 16 channel 10-bit ADC
    • Max 1 Mega sample per second at +/- 1LSB, conversion available during SLEEP & IDLE
  • Power Management Modes:
    • RUN, IDLE, and SLEEP modes
    • Multiple switchable clock modes for each power mode, enables optimum power settings
  • Debug Features:
    • 8 hardware breakpoints (6 Instruction and 2 Data)
    • 2 wire programming and debugging interface
    • JTAG interface supporting Programming, Debugging and Boundary scan
  • Other MCU Features:
    • Fail-Safe Clock Monitor – allows safe shutdown if clock fails
    • 2 Internal oscillators (8 MHz & 31 KHz)
    • Hardware RTCC (Real-Time Clock and Calendar with Alarms)
    • Watchdog Timer with separate RC oscillator
    • Pin compatible with 16-bit PIC® MCUs






Pricing Section
Minimum Order:
Multiple Of:
On Order:
Factory Stock:Factory Stock:
Factory Lead Time:
15 Weeks
Web Price
Product Variant Information section