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| Part Number | MSP430I2021TRHBT |
| Description | IC MCU 16BIT 32KB FLASH 32VQFN |
| Manufacturer | Texas Instruments |
| Series | MSP430I2xx |
| Part Status | Active |
| Core Processor | - |
| Core Size | 16-Bit |
| Speed | 16.384Mhz |
| Connectivity | I²C, IrDA, SCI, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, PWM, WDT |
| Number of I/O | 16 |
| Program Memory Size | 32KB (32K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 2K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.2V ~ 3.6V |
| Data Converters | A/D 2x24b Sigma-Delta |
| Oscillator Type | External |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Package / Case | Surface Mount |
| Supplier Device Package | 32-VFQFN Exposed Pad |
| Base Part Number | 32-VQFN (5x5) |