| PartNumber | COP8TAC9CMW8 | COP8TAC9CMW8/NOPB | COP8TAB9EMW8 |
| Description | 8-bit Microcontrollers - MCU 8-Bit CMOS Flash Microcontroller with 4k Memory 20-SOIC | 8-bit Microcontrollers - MCU 8-Bit CMOS Flash Microcontroller with 4k Memory 20-SOIC | IC MCU 8BIT 2KB FLASH 28SOIC |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| RoHS | N | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SOIC-28 | SOIC-20 | - |
| Core | COP8 | COP8 | - |
| Data Bus Width | 8 bit | 8 bit | - |
| Maximum Clock Frequency | 15 MHz | 15 MHz | - |
| Program Memory Size | 4 kB | 4 kB | - |
| Data RAM Size | 128 B | 128 B | - |
| ADC Resolution | No ADC | No ADC | - |
| Number of I/Os | 40 I/O | 40 I/O | - |
| Operating Supply Voltage | 2.25 V to 2.75 V | 2.25 V to 2.75 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Height | 2.34 mm | 2.34 mm | - |
| Length | 17.91 mm | 17.91 mm | - |
| Program Memory Type | Flash | Flash | - |
| Width | 7.49 mm | 7.49 mm | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Interface Type | I2C, SMBus, SPI | I2C, SMBus, SPI | - |
| Number of Timers/Counters | 1 Timer | 1 Timer | - |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| Factory Pack Quantity | 1 | 36 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 2.75 V | 2.75 V | - |
| Supply Voltage Min | 2.25 V | 2.25 V | - |
| Unit Weight | 0.027937 oz | 0.027937 oz | - |
| Series | - | COP8TAC9 | - |