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PIC32MX450F128L
  • PIC32MX450F128L
  • PIC32MX450F128L

PIC32MX450F128L

In Production

PIC32MX3/4 MCUs offer the perfect combination of 32-bit performance, memory, and integrated peripherals at a low cost. These devices run up to 120 MHz/150 DMIPS. The PIC32MX3/4 family boasts a rich set of integrated peripherals including two SPI/I2S interfaces for audio codecs, an 8-bit PMP for graphics or external memory, and on-board 10-bit 1 Msps ADC. 

Microchip Technology PIC32MX450F128L Product Info

16 April 2026 0

Parameters

Part Family

PIC32MX4xx

CPU Type

32-bit MIPS MCU

MaxSpeed (MHz)

120

Program Memory Size (KB)

128

SRAM (KB)

32

Temp. Range Min.

-40

Temp. Range Max.

105

Operation Voltage Min.(V)

2.3

Operation Voltage Max.(V)

3.6

SPI

2

I2C

2

UART

5

QSPI

0

Crypto Engine

No

Internal Oscillator

8 MHz, 32 kHz

Pin Count

100

Secure Boot

No

Features

  • 120 MHz/150 DMIPS, MIPS32® M4K® core
  • USB 2.0-compliant Full-speed OTG controller
  • Two I2S/SPI modules for Codec and serial communications
  • Peripheral Pin Select (PPS) functionality
  • Parallel Master Port (PMP) for graphics interfaces
  • Temperature Range - 40°C to 105°C
  • Operating voltage range of 2.3V to 3.6V
  • 128KB Flash memory (plus an additional 12 KB of Boot Flash)
  • 32KB SRAM memory
  • MIPS16e® mode for up to 40% smaller code size
  • Pin-compatible with most Microchip 16-bit devices
  • Low-power management modes (Idle and Sleep)
  • Peripheral Pin Select (PPS) functionality
  • Up to 4 channels of hardware DMA with automatic data size detection
  • Five UARTs and two I2C™ modules
  • 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
  • External graphics interface with up to 34 PMP pins
  • 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
  • 10-bit 1Msps rate with one Sample and Hold (S&H)
  • Up to 28 analog inputs
  • Can operate during sleep mode
      • Two dual-input Comparator modules
    • Programmable references with 32 voltage points
      In-circuit and in-application programming and debug
    • 4-wire MIPS® Enhanced JTAG interface
    • Unlimited program and six complex data breakpoints
    • IEEE 1149.2-compatible (JTAG) boundary scan

    Description

    PIC32MX3/4 MCUs offer the perfect combination of 32-bit performance, memory, and integrated peripherals at a low cost. These devices run up to 120 MHz/150 DMIPS. The PIC32MX3/4 family boasts a rich set of integrated peripherals including two SPI/I2S interfaces for audio codecs, an 8-bit PMP for graphics or external memory, and on-board 10-bit 1 Msps ADC. 

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