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Texas Instruments MSP430F2131IDW — Microcontrollers & Processors (MCU / MPU / DSP)

Texas Instruments MSP430F2131IDW 16-bit MCU, 16 MHz

MPNMSP430F2131IDW
Active

Texas Instruments MSP430F2xx series, MSP430F2131IDW, 16-Bit MSP430 CPU16, 16MHz, 8KB (8K x 8 + 256B) FLASH, 256 x 8 RAM, 16 I/O, 1.8V~3.6V, -40°C~85°C, 20-SOIC.

$4.8100Ref. price · indicative, final on quote
Texas Instruments MSP430F2131IDW datasheet (PDF)
Packaging20-SOIC (0.295", 7.50mm Width)
RoHSROHS3 Compliant
SeriesMSP430F2xx
Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

MSP430F2131IDW specifications
ParameterValue
SeriesMSP430F2xx
MountingSurface Mount
Oscillator typeInternal
Program memory typeFLASH
Voltage - supply (Vcc (Vdd))1.8V ~ 3.6V
Operating temperature-40°C~85°C(TA)
Speed16MHz
PackageTube
RAM size256 x 8
Core size16-Bit
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
Number of i (O)16
Core processorMSP430 CPU16
Case20-SOIC (0.295\", 7.50mm Width)
Data convertersSlope A/D
Program memory size8KB (8K x 8 + 256B)

Product details

On-chip peripherals and memory sizing

Integrated peripherals include a brown-out detect and reset (BOR), power-on reset (POR), PWM timer, and watchdog timer — enough for a standalone sensor hub or a simple motor-control loop without external supervisor ICs. The 8 KB Flash is sized for moderate firmware: a bootloader, a Modbus or I²C stack, and a control loop fit within that boundary. The 256-byte RAM is tight — any significant data buffering or floating-point math will push you to the larger RAM variants in the MSP430F2xx family.

Frequently asked questions

Can MSP430F2131IDW be used in automotive applications?

For under-hood or chassis-domain automotive designs, TI's C2000 real-time control MCUs (such as the F280041PZQR) are the AEC-Q100 qualified alternative.