Texas Instruments MSP430FR5959IDA, 16-bit MSP430 CPUXV2 MCU, 64KB FRAM, 2K x 8 RAM, 16 MHz, 31 I/O, I²C/SPI/UART, 38-TSSOP, -40°C to 85°C, 1.8V to 3.6V.
| Parameter | Value |
|---|---|
| Series | MSP430™ FRAM |
| Mounting | Surface Mount |
| Oscillator type | Internal |
| Program memory type | FRAM |
| Voltage - supply (Vcc (Vdd)) | 1.8V ~ 3.6V |
| Operating temperature | -40°C~85°C(TA) |
| Speed | 16MHz |
| Package | Tube |
| RAM size | 2K x 8 |
| Core size | 16-Bit |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
| Connectivity | I²C, IrDA, SCI, SPI, UART/USART |
| Number of i (O) | 31 |
| Core processor | MSP430 CPUXV2 |
| Case | 38-TSSOP (0.240\", 6.10mm Width) |
| Data converters | A/D 12x12b |
| Program memory size | 64KB (64K x 8) |
The MSP430FR5959IDA: 64 KB of FRAM program memory writes at near-RAM speed and retains data without power. The 2K x 8 RAM handles stack and scratchpad.
The 12-channel, 12-bit ADC (A/D 12x12b) covers basic analog sensing — temperature, current shunt, or potentiometer feedback.
For a production BOM, this part is a low-risk choice for new designs today.
Yes, it is ROHS3 compliant per TI's lifecycle data.