MSP430FW429IPMR

Texas Instruments

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).

Texas Instruments MSP430FW429IPMR
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MOQ 1 · Tape & Reel (TR); Cut Tape (CT) · RoHS · EIA-481 · DAP/DDP · T/T

Technical specifications

MSP430FW429IPMR specifications
Parameter / AttributeSpecification / Value
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)

Technical 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.

MSP430FW429IPMR
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