Industrial-grade 8-bit microcontroller featuring an 8051 CPU core and 12MHz clock speed. This FLASH-based MCU offers 2048 words of program memory and 128 bytes of RAM. It includes 15 programmable I/O lines and operates within an industrial temperature range of -40°C to 85°C. The component is housed in a 20-terminal SOIC-20 (PDSO-20) package with a supply voltage range of 2.7V to 6V.
Sign in to ask questions about the Atmel AT89C2051-12SI datasheet using AI. Get instant answers about specifications, features, and technical details, ideal for finding information in larger documents.
Sign In to ChatWidest selection of semiconductors and electronic components in stock and ready to ship ™
Atmel AT89C2051-12SI technical specifications.
| Max Operating Temperature | 85 |
| Number of Terminals | 20 |
| Min Operating Temperature | -40 |
| Terminal Position | DUAL |
| JEDEC Package Code | R-PDSO-G20 |
| Width | 7.5 |
| Length | 12.8 |
| Pin Count | 20 |
| Temperature Grade | INDUSTRIAL |
| Supply Current-Max | 15 |
| Supply Voltage-Nom | 3 |
| Supply Voltage-Min | 2.7 |
| Supply Voltage-Max | 6 |
| Clock Frequency-Max | 12 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER |
| Number of I/O Lines | 15 |
| External Data Bus Width | 0 |
| Address Bus Width | 0 |
| Bit Size | 8 |
| Speed | 12 |
| ROM Programmability | FLASH |
| ROM (words) | 2048 |
| RAM (bytes) | 128 |
| PWM Channels | NO |
| Has ADC | NO |
| DMA Channels | NO |
| DAC Channels | NO |
| RoHS | No |
| HTS Code | 8542.31.00.01 |
| REACH | Compliant |
| Military Spec | False |
Download the complete datasheet for Atmel AT89C2051-12SI to view detailed technical specifications.
The embedded preview will load automatically when this section scrolls into view.