text.skipToContent text.skipToNavigation

Manufacturer Part #


PIC32MX Series 128 kB Flash 32 kB RAM 32-Bit Microcontroller - QFN-64

ECAD Model:
Mfr. Name: Microchip
Standard Pkg:
Product Variant Information section
Date Code:
Product Specification Section
Technical Attributes
Attributes Table
Family Name: PIC32MX
Core Processor: MIPS32 M4K
Program Memory Type: Flash
Flash Size (Bytes): 128kB
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:  QFN-64EP
Mounting Method: Surface Mount
Features & Applications

The PIC32MX340F128H-80I/MR is a 32-bit Microcontroller which has 128 KB of Flash Program Memory with 53 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 ranges from -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:
    •  128 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
Pricing Section
Global Stock:
On Order:
Factory Stock:Factory Stock:
Factory Lead Time:
Minimum Order:
Multiple Of:
Web Price
Product Variant Information section