Microchip Technology

AT89LP51ID2-20AAU  

Microcontrollers

The AT89LP51ID2-20AAU is a low-power, high-performance microcontroller (MCU) manufactured by Microchip Technology. It belongs to the AT89LP family of low-power CMOS 8-bit microcontrollers that are based on the Intel 8051 microprocessor architecture.

Description:

The AT89LP51ID2-20AAU is a 20-pin DIP (Dual In-Line Package) MCU with 8 kB of in-system programmable Flash memory, 256 bytes of RAM, and 128 bytes of EEPROM. It operates with a single 5V power supply and features a wide operating temperature range of -40°C to +85°C.

Features:

1. 8-bit CPU based on the Intel 8051 architecture
2. 8 kB in-system programmable Flash memory
3. 256 bytes of RAM
4. 128 bytes of EEPROM
5. 20-pin DIP package
6. Single 5V power supply operation
7. Wide operating temperature range (-40°C to +85°C)
8. Low-power consumption (typical idle mode current: 1.2 mA)
9. 2 data pointers (DPTR) for versatile data handling
10. 4 general-purpose 8-bit registers (R0 to R7)
11. 32 programmable I/O (input/output) pins
12. 2 16-bit timer/counters with 8-bit auto-reload registers
13. 2 full-duplex serial channels (UART)
14. 2 interrupt sources with two-level priority
15. On-chip oscillator with precision calibration
16. Watchdog timer
17. Program and data memory protection features

Applications:

The AT89LP51ID2-20AAU is suitable for a wide range of applications due to its low-power consumption, versatility, and compatibility with the popular 8051 architecture. Some common applications include:

1. Industrial control and automation systems
2. Home automation and smart appliances
3. Medical devices and equipment
4. Telecommunication systems
5. Automotive control systems
6. Consumer electronics
7. Data acquisition and signal processing systems
8. Battery-powered devices
9. Embedded systems in various industries

The AT89LP51ID2-20AAU's low-power features make it particularly well-suited for battery-powered applications, where energy efficiency is crucial. Its compatibility with the 8051 architecture also allows for easy integration with existing systems and software, making it a popular choice for both new and legacy applications.

AT89LP51ID2-20AAU Documents

Download datasheets and manufacturer documentation for AT89LP51ID2-20AAU

DTS :

View in Development Tools Selector      

PCN :

Product Change Notification (PDF)