| PartNumber | AT80C32X2-3CSUL | AT80C32X2-RLRUL | AT80C32X2-3CSUM |
| Description | 8-bit Microcontrollers - MCU MICRORLESS 32X2 40MHZ 3V C. | 8-bit Microcontrollers - MCU RLESS 32X2 40MHZ 3V COM | 8-bit Microcontrollers - MCU 256B RAM 60MHz 2.7V-5.5V |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | Through Hole | SMD/SMT | Through Hole |
| Package / Case | PDIL-40 | LQFP-44 | PDIL-40 |
| Series | 80C | - | 80C |
| Core | 80C51 | 80C51 | 80C51 |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 60 MHz | 60 MHz | 40 MHz |
| Program Memory Size | 0 B | 0 B | 0 B |
| Data RAM Size | 256 B | 256 B | 256 B |
| ADC Resolution | No ADC | No ADC | No ADC |
| Number of I/Os | 32 I/O | 32 I/O | 32 I/O |
| Operating Supply Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Height | 4.06 mm | - | 4.06 mm |
| Length | 51.75 mm | - | 51.75 mm |
| Product | MCU | MCU | MCU |
| Program Memory Type | ROMLess | ROMLess | ROMLess |
| Width | 13.52 mm | - | 13.52 mm |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Data RAM Type | RAM | RAM | RAM |
| Interface Type | UART | UART | UART |
| Number of Timers/Counters | 3 x 16 bit | 3 x 16 bit | 3 x 16 bit |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 216 | 1500 | 216 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.5 V | - | 5.5 V |
| Supply Voltage Min | 2.7 V | - | 4.5 V |
| Watchdog Timers | No Watchdog Timer | No Watchdog Timer | No Watchdog Timer |
| Unit Weight | - | 0.012561 oz | - |