8-bit microcontroller featuring an 8051 CPU core and 24MHz maximum clock frequency. This CMOS device offers 4096 words of FLASH ROM and 128 bytes of RAM, with 32 programmable I/O lines. Operating across an industrial temperature range of -40°C to 85°C, it supports an 8-bit external data bus and a 16-bit address bus. The component is housed in a 44-terminal PQCC package with a nominal supply voltage of 5V.
Checking distributor stock and pricing after the page loads.
Sign in to ask questions about the Atmel AT89C51-24JI 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 ™
| Max Operating Temperature | 85 |
| Number of Terminals | 44 |
| Min Operating Temperature | -40 |
| Terminal Position | QUAD |
| JEDEC Package Code | S-PQCC-J44 |
| Width | 16.5862 |
| Length | 16.5862 |
| Pin Count | 44 |
| Temperature Grade | INDUSTRIAL |
| Supply Voltage-Nom | 5 |
| Supply Voltage-Min | 4 |
| Supply Voltage-Max | 6 |
| Clock Frequency-Max | 24 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER |
| Number of I/O Lines | 32 |
| External Data Bus Width | 8 |
| Address Bus Width | 16 |
| Bit Size | 8 |
| Speed | 24 |
| ROM Programmability | FLASH |
| ROM (words) | 4096 |
| RAM (bytes) | 128 |
| PWM Channels | NO |
| Has ADC | NO |
| DMA Channels | NO |
| DAC Channels | NO |
| RoHS | No |
| HTS Code | 8542.31.00.01 |
| REACH | unknown |
| Military Spec | False |
Download the complete datasheet for Atmel AT89C51-24JI to view detailed technical specifications.
The embedded preview will load automatically when this section scrolls into view.
