Texas Instruments MSP430G2xx series, MSP430G2444IRHA40T, 16-Bit MCU, 16 MHz, 8KB Flash, 512 x 8 RAM, I²C/SPI/UART, 12-ch 10-bit ADC, 1.8V–3.6V, -40°C to 85°C, 40-VQFN (6x6 mm).
| 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 | 512 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 | 8KB (8K x 8) |
The 12-channel 10-bit ADC handles analog inputs like temperature, pressure, or battery voltage monitoring.
Housed in a 40-VFQFN with exposed pad (6x6 mm body), the part is surface-mount and suited for compact PCBs where thermal dissipation through the pad helps keep the junction cool.
The MSP430G2452 is a higher-density sibling in the same G2xx family, offering 8 KB Flash and 512 B RAM like the G2444, but with a larger 16-channel 10-bit ADC and additional comparator features. The G2444 provides 12 ADC channels and the same core peripherals in a 40-VQFN package. The choice depends on whether the extra ADC channels and comparator are needed for the sensor interface.