Texas Instruments MSP430F5xx 16-bit MCU, MSP430F5338IPZR, CPUXV2 core, 20 MHz, 256 KB Flash, 18 KB RAM, 12-bit ADC/DAC, 74 I/O, 100-LQFP, -40°C to 85°C.
| Parameter | Value |
|---|---|
| Series | MSP430F5xx |
| 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 | 20MHz |
| Package | Tape & Reel (TR); Cut Tape (CT) |
| RAM size | 18K x 8 |
| Core size | 16-Bit |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
| Connectivity | I²C, IrDA, LINbus, SCI, SPI, UART/USART |
| Number of i (O) | 74 |
| Core processor | MSP430 CPUXV2 |
| Case | 100-LQFP |
| Data converters | A/D 16x12b; D/A 2x12b |
| Program memory size | 256KB (256K x 8) |
The DMA engine can move ADC results directly to RAM without CPU intervention, a feature that matters when the 20 MHz core is handling a control loop and a communication stack simultaneously.
The MSP430F5338IPZR carries an EOL-hot lifecycle flag, which typically signals that TI has announced or is preparing a last-time-buy window.
The suffix 'R' indicates Tape & Reel packaging; the non-'R' variant typically ships in trays or tubes. The silicon and pinout are identical.
The full datasheet is published by Texas Instruments under the base product number MSP430F5338. It covers the CPUXV2 core, memory map, peripheral registers, and electrical characteristics for the 100-LQFP package.