Texas Instruments MSP430G2xx series, MSP430G2744IRHA40R, 16-Bit MCU, 16MHz, 32KB Flash, 1K x 8 RAM, I2C/SPI/UART/LINbus, 32 I/O, 40-VFQFN Exposed Pad, -40°C to 85°C.
| Parameter | Value |
|---|---|
| Series | MSP430G2xx |
| 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) Cut Tape (CT) |
| RAM size | 1K x 8 |
| Core size | 16-Bit |
| Peripherals | Brown-out Detect/Reset, POR, WDT |
| Connectivity | I2C, IrDA, LINbus, SCI, SPI, UART/USART |
| Number of i (O) | 32 |
| Core processor | MSP430 CPU16 |
| Case | 40-VFQFN Exposed Pad |
| Data converters | A/D 12x10b |
| Program memory size | 32KB (32K x 8) |
The 12-channel 10-bit ADC handles multi-sensor acquisition directly, and the peripheral set includes I2C, SPI, UART, and LINbus interfaces, covering most industrial and automotive sensor buses.
The 32 I/O lines are enough for a keypad, display, or parallel sensor array.
Both are 16-bit MSP430G2xx MCUs. The MSP430G2744IRHA40R has 32 KB Flash and 1 KB RAM, while the MSP430G2553 typically carries 16 KB Flash and 512 B RAM. The G2744 also offers more I/O (32 vs 20) and a 12-channel ADC versus the G2553's 8-channel ADC. The G2744 is the higher-density option for designs needing more memory and I/O.