| PartNumber | TMS370C250AFNT | TMS370C256AFNT |
| Description | 8-bit Microcontrollers - MCU 8B MCU | 8-bit Microcontrollers - MCU 8B MCU |
| Manufacturer | Texas Instruments | Texas Instruments |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | N | N |
| Mounting Style | SMD/SMT | SMD/SMT |
| Package / Case | PLCC-68 | PLCC-68 |
| Series | TMS370 | TMS370 |
| Core | TMS370 | TMS370 |
| Data Bus Width | 8 bit | 8 bit |
| Maximum Clock Frequency | 5 MHz | 5 MHz |
| Data RAM Size | 256 B | 512 B |
| ADC Resolution | 8 bit | 8 bit |
| Number of I/Os | 44 I/O | 44 I/O |
| Minimum Operating Temperature | - 40 C | - 40 C |
| Maximum Operating Temperature | + 105 C | + 105 C |
| Height | 4.06 mm | 4.06 mm |
| Length | 24.23 mm | 24.23 mm |
| Product | MCU | MCU |
| Program Memory Type | ROMLess | ROMLess |
| Width | 24.23 mm | 24.23 mm |
| Brand | Texas Instruments | Texas Instruments |
| Interface Type | SCI, SPI | SCI, SPI |
| Number of ADC Channels | 8 | 8 |
| Number of Timers/Counters | 2 Timer | 2 Timer |
| Processor Series | TMS370C | TMS370C |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 1 | 1 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.5 V | 5.5 V |
| Supply Voltage Min | 3 V, 4.5 V | 3 V, 4.5 V |
| Unit Weight | 0.171777 oz | 0.171777 oz |