Microchip Technology

AT89C2051-12PU  

Microcontrollers

The AT89C2051-12PU is a microcontroller unit (MCU) manufactured by Microchip Technology. It is a member of the AT89C2000 family of low-power, high-performance, CMOS 8-bit microcontrollers with on-chip flash memory.

Description:

The AT89C2051-12PU is an 8051 microcontroller with 8KB of on-chip flash memory, 128 bytes of RAM, and 32 I/O lines. It operates with a single 8MHz to 24MHz crystal oscillator and has a wide operating voltage range of 4.0V to 5.5V. The device is available in a 40-pin PLCC package.

Features:

1. 8KB on-chip flash memory for program storage
2. 128 bytes of on-chip RAM
3. 32 I/O lines with bit-addressable feature
4. Three 16-bit timer/counters with three modes each
5. One full-duplex serial communication channel
6. Low-power consumption with idle and power-down modes
7. Internal high-speed oscillator
8. Watchdog timer with separate oscillator
9. On-chip reset
10. In-circuit serial programming and debugging

Applications:

The AT89C2051-12PU is suitable for a wide range of applications, including but not limited to:

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

The AT89C2051-12PU's combination of features, such as low-power consumption, on-chip flash memory, and a wide operating voltage range, make it a versatile choice for various embedded applications requiring a compact and efficient microcontroller solution.

AT89C2051-12PU Documents

Download datasheets and manufacturer documentation for AT89C2051-12PU

DTS :

View in Development Tools Selector      

PCN :

Adding Copper Bonding Wire Capability for Selected Microcontrollers (PDF)       Product Change Notification 2024-03-20 (PDF)       Product Change Notification (PDF)      

Models :

AT89C2051-12PU Symbol & Footprint by SnapMagic