Texas Instruments MSP430G2231IPW4RQ1, Automotive AEC-Q100, MSP430G2, 16-Bit MCU, 16MHz, 2KB Flash, 128B RAM, 10 I/O, I²C/SPI, 14-TSSOP, -40°C~85°C.
| Parameter | Value |
|---|---|
| Series | Automotive, AEC-Q100, MSP430G2 |
| Mounting | Surface Mount |
| Oscillator type | Internal |
| Program memory type | FLASH |
| Voltage - supply (Vcc (Vdd)) | 1.8V ~ 3.6V |
| Operating temperature | -40°C~85°C(TA) |
| Speed | 16MHz |
| Package | Tape & Reel (TR) |
| RAM size | 128 x 8 |
| Core size | 16-Bit |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Connectivity | I²C, SPI |
| Number of i (O) | 10 |
| Core processor | MSP430 CPU16 |
| Case | 14-TSSOP (0.173\", 4.40mm Width) |
| Data converters | A/D 8x10b |
| Program memory size | 2KB (2K x 8) |
Rated for automotive use with AEC-Q100 qualification, this MCU suits under-hood and chassis-domain modules where reliability and temperature range are non-negotiable. The internal oscillator and brown-out reset reduce external BOM count.
For a drop-in replacement, verify the memory and peripheral set against your firmware image.