Texas Instruments MSP430F2xx series, MSP430F235TPMR, 16-Bit MCU, 16MHz, 16KB (16K x 8 + 256B) FLASH, 2K x 8 RAM, 48 I/O, I²C/SPI/UART, 8x12b ADC, 1.8V~3.6V, -40°C~105°C, 64-LQFP.
| Parameter | Value |
|---|---|
| Series | MSP430F2xx |
| Mounting | Surface Mount |
| Oscillator type | Internal |
| Program memory type | FLASH |
| Voltage - supply (Vcc (Vdd)) | 1.8V ~ 3.6V |
| Operating temperature | -40°C~105°C(TA) |
| Speed | 16MHz |
| Package | Tape & Reel (TR); Cut Tape (CT) |
| RAM size | 2K x 8 |
| Core size | 16-Bit |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Connectivity | I²C, IrDA, LINbus, SCI, SPI, UART/USART |
| Number of i (O) | 48 |
| Core processor | MSP430 CPU16 |
| Case | 64-LQFP |
| Data converters | A/D 8x12b |
| Program memory size | 16KB (16K x 8 + 256B) |
The 2 KB RAM is sized for moderate data buffers and stack depth — typical for sensor fusion, motor commutation, or handheld instrument firmware. An 8-channel 12-bit ADC is integrated, reducing external BOM count for analog front-ends.
Debug and programming are handled through the standard Spy-Bi-Wire (SBW) or JTAG interface — no proprietary tool required.
Both are 16-bit MSP430F2xx MCUs in 64-LQFP packages. The MSP430F235TPMR offers 16 KB Flash and 2 KB RAM, while the MSP430F233TPMR typically provides 8 KB Flash and 1 KB RAM. The F235 variant also includes the full 8-channel 12-bit ADC; the F233 may have a reduced ADC channel count. Verify the exact memory and peripheral configuration against your firmware requirements before selecting.
Pinout details are in the official Texas Instruments datasheet — the pin functions vary with package and peripheral configuration, so refer to the datasheet for the exact signal assignments.