Texas Instruments MSP430™ FRAM series, MSP430FR5739IDA, 16-bit MCU, 24MHz, 16KB FRAM, 1K x 8 RAM, 30 I/O, I²C/SPI/UART/USART, 38-TSSOP, -40°C to 85°C.
| Parameter | Value |
|---|---|
| Series | MSP430™ FRAM |
| Mounting | Surface Mount |
| Oscillator type | Internal |
| Program memory type | FRAM |
| Voltage - supply (Vcc (Vdd)) | 2V ~ 3.6V |
| Operating temperature | -40°C~85°C(TA) |
| Speed | 24MHz |
| Package | Tube |
| RAM size | 1K 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) | 30 |
| Core processor | MSP430 CPUXV2 |
| Case | 38-TSSOP (0.240\", 6.10mm Width) |
| Data converters | A/D 14x10b |
| Program memory size | 16KB (16K x 8) |
Its 16 KB of FRAM program memory is the standout feature: FRAM writes nearly as fast as reads, consumes negligible power during write, and unifies code and data storage in a single non-volatile space. That means no erase-before-write cycles, no wear-leveling overhead, and the ability to treat variables as non-volatile without an external EEPROM.
It is not a pin-compatible second source; the MSP430FR5739IDA's FRAM advantage and lower pin count make it a distinct choice for ultra-low-power and unified-memory designs.