8-bit microcontroller featuring an 8051 CPU core, operating at a maximum clock frequency of 20MHz. This FLASH-based MCU offers 24576 words of program memory and 256 bytes of RAM. It includes 40 I/O lines, an 8-bit external data bus, and a 16-bit address bus. Designed for industrial applications, it operates within a temperature range of -40°C to 85°C and supports supply voltages from 2.4V to 5.5V. Features include PWM channels and DAC, housed in a 44-terminal PQFP package.
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Atmel AT89LP51RB2-20AU technical specifications.
| Max Operating Temperature | 85 |
| Number of Terminals | 44 |
| Min Operating Temperature | -40 |
| Terminal Position | QUAD |
| JEDEC Package Code | S-PQFP-G44 |
| Width | 10 |
| Length | 10 |
| Pin Count | 44 |
| Temperature Grade | INDUSTRIAL |
| Supply Current-Max | 7 |
| Supply Voltage-Nom | 5 |
| Supply Voltage-Min | 2.4 |
| Supply Voltage-Max | 5.5 |
| Clock Frequency-Max | 20 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER |
| Number of I/O Lines | 40 |
| External Data Bus Width | 8 |
| Address Bus Width | 16 |
| Bit Size | 8 |
| Speed | 20 |
| ROM Programmability | FLASH |
| ROM (words) | 24576 |
| RAM (bytes) | 256 |
| PWM Channels | YES |
| Has ADC | YES |
| DMA Channels | NO |
| DAC Channels | YES |
| RoHS | Yes |
| Eccn Code | EAR99 |
| HTS Code | 8542.31.00.01 |
| REACH | Compliant |
| Military Spec | False |
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