Product Summary

The AT89C2051-24PU is an 8-bit microcomputer. which with 2K bytes of Flash programmable and erasable read-only memory (PEROM). The AT89C2051-24PU is manufactured using Atmel’s high-density nonvolatile memory technology and is compatible with the industry-standard MCS-51 instruction set. By combining a versatile 8-bit CPU with Flash on a monolithic chip, the Atmel AT89C2051-24PU is a powerful microcomputer which provides a highly-flexible and cost-effective solution to many embedded control applications. The AT89C2051-24PU is a low-voltage, high performance CMOS 8-bit microcomputer with 2K bytes of Flash programmable and erasable read-only memory (PEROM). The device is manufactured using Atmel’s high-density nonvolatile memory technology and is compatible with the industry-standard MCS-51 instruction set. By combining a versatile 8-bit CPU with Flash on a monolithic chip, the Atmel AT89C2051-24PU is a powerful microcomputer which provides a highly-flexible and cost-effective solution to many embedded control applications.

Parametrics

AT89C2051-24PU absolute maximum ratings: (1)Storage Temperature: -65°C to +150°C; (2)Voltage on Any Pin with Respect to Ground: -1.0V to +7.0V; (3)Maximum Operating Voltage: 6.6V; (4)DC Output Current: 25.0 mA; (5)Operating Temperature: -55°C to +125°C.

Features

AT89C2051-24PU features: (1)Compatible with MCS?-51Products; (2)2K Bytes of Reprogrammable Flash Memory: Endurance: 1,000 Write/Erase Cycles; (3)2.7V to 6V Operating Range; (4)Fully Static Operation: 0 Hz to 24 MHz; (5)Two-level Program Memory Lock; (6)128 x 8-bit Internal RAM; (7)15 Programmable I/O Lines; (8)Two 16-bit Timer/Counters; (9)Six Interrupt Sources; (10)Programmable Serial UART Channel; (11)Direct LED Drive Outputs; (12)On-chip Analog Comparator; (13)Low-power Idle and Power-down Modes; (14)Green (Pb/Halide-free)Packaging Option.

Diagrams

 AT89C2051-24PU pin configuration

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
AT89C2051-24PU
AT89C2051-24PU

Atmel

8-bit Microcontrollers (MCU) 2kB Flash 128B RAM 24MHz 2.7V-6.0V

Data Sheet

0-1: $1.01
1-10: $0.98
10-25: $0.95
25-100: $0.90
Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
AT8934
AT8934

TE Connectivity

General Purpose / Industrial Relays SEALED R RELAY

Data Sheet

0-11: $920.24
AT8985P
AT8985P

Other


Data Sheet

Negotiable 
AT8989UP
AT8989UP

Other


Data Sheet

Negotiable 
AT8992-A2-T-1
AT8992-A2-T-1


IC SWITCH PHY 64-TQFP

Data Sheet

Negotiable 
AT8992M-A2-T-1
AT8992M-A2-T-1


IC SWITCH PHY 100-MQFP

Data Sheet

Negotiable 
AT8993-A2-T-1
AT8993-A2-T-1


IC SWITCH PHY 100-MQFP

Data Sheet

Negotiable