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| PartNumber | MSP430G2121IPW14 | MSP430G2121IPW14R | MSP430G2121IPW4Q1 |
| Description | 16-bit Microcontrollers - MCU Ultra Low Pwr Micro controller | 16-bit Microcontrollers - MCU Mixed Signal Micro controller | IC MCU 16BIT 1KB FLASH 14TSSOP |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | 16-bit Microcontrollers - MCU | 16-bit Microcontrollers - MCU | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | TSSOP-14 | TSSOP-14 | - |
| Series | MSP430G2121 | MSP430G2121 | - |
| Core | MSP430 | MSP430 | - |
| Data Bus Width | 16 bit | 16 bit | - |
| Maximum Clock Frequency | 16 MHz | 16 MHz | - |
| Program Memory Size | 1 kB | 1 kB | - |
| Data RAM Size | 128 B | 128 B | - |
| Number of I/Os | 10 I/O | 10 I/O | - |
| Operating Supply Voltage | 1.8 V to 3.6 V | 1.8 V to 3.6 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Tube | Reel | - |
| Program Memory Type | Flash | - | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Data RAM Type | SRAM | - | - |
| Interface Type | I2C, SPI | - | - |
| Number of Timers/Counters | 1 Timer | 1 Timer | - |
| Processor Series | 2 Series | 2 Series | - |
| Product Type | 16-bit Microcontrollers - MCU | 16-bit Microcontrollers - MCU | - |
| Factory Pack Quantity | 90 | 2000 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Tradename | MSP430 | MSP430 | - |
| Watchdog Timers | No Watchdog Timer | No Watchdog Timer | - |
| Unit Weight | 0.004949 oz | 0.004949 oz | - |