Skip to main content
Texas Instruments MSP430FW429IPMR — Microcontrollers & Processors (MCU / MPU / DSP)

TI MSP430FW429IPMR 16-bit MCU, 8 MHz, 60 KB Flash, 64-LQFP

MPNMSP430FW429IPMR
Active

Texas Instruments MSP430x4xx series 16-bit MCU, MSP430FW429IPMR, 8 MHz core, 60 KB Flash, 2 KB RAM, 48 I/O, slope A/D, LCD driver, -40 to 85 °C, 64-LQFP (10x10 mm).

$6.2986Ref. price · indicative, final on quote
Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Jul 2026

Specifications

MSP430FW429IPMR specifications
ParameterValue
SeriesMSP430x4xx
MountingSurface Mount
Oscillator typeInternal
Program memory typeFLASH
Voltage - supply (Vcc (Vdd))1.8V ~ 3.6V
Operating temperature-40°C~85°C(TA)
Speed8MHz
PackageTape & Reel (TR); Cut Tape (CT)
RAM size2K x 8
Core size16-Bit
PeripheralsBrown-out Detect/Reset, LCD, POR, PWM, WDT
Number of i (O)48
Core processorMSP430 CPU16
Case64-LQFP
Data convertersSlope A/D
Program memory size60KB (60K x 8 + 256B)

Product details

That 8 MHz ceiling tells you this is a low-power, peripheral-rich controller for flow metering, energy monitoring, and instrumentation — not a high-throughput processor. The 60 KB Flash and 2 KB RAM give enough headroom for moderate firmware stacks with LCD display and sensor processing, but the 2 KB RAM limit means no large data buffers or complex RTOS tasks. The slope A/D converter handles slow analog inputs like temperature or pressure without an external ADC.

Industrial temperature and LCD drive — where it fits

The integrated LCD driver (up to segment counts typical for the MSP430x4xx) saves a separate display controller on the BOM. The 48 I/O lines, brown-out reset, POR, PWM, and WDT cover most control and user-interface tasks without glue logic.

Package and supply — board-fit checklist

Surface-mount only; no through-hole option. The internal oscillator means no external crystal for the core clock, though an external watch crystal is typical for RTC accuracy.

Frequently asked questions

What is the closest pin-compatible alternative to MSP430FW429IPMR?

Within the MSP430FW42x family, parts with the same 64-LQFP footprint and similar peripheral set (LCD, slope A/D) are pin-compatible across Flash density options. Check the base product number MSP430FW429 for sibling variants with different memory sizes.