Microchip Technology, Inc. 8-bit 8BIT 2KB Embedded Microcontroller MCU AT89C2051-24PU

Description
IC MCU 8BIT 2KB FLASH 20DIP Product overview: AT89C2051-24PU from Microchip Technology is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 8-bit, 8BIT, 2KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, 8BIT, 2KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-AT89C2051-24PU can be used for catalog matching and distributor lookup.
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Description
IC MCU 8BIT 2KB FLASH 20DIP Product overview: AT89C2051-24PU from Microchip Technology is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 8-bit, 8BIT, 2KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, 8BIT, 2KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-AT89C2051-24PU can be used for catalog matching and distributor lookup.
Request a Quote Datasheet

Suppliers

Company
Product
Description
Supplier Links
Singapore
8-bit 8BIT 2KB Embedded Microcontroller MCU
685-AT89C2051-24PU
8-bit 8BIT 2KB Embedded Microcontroller MCU 685-AT89C2051-24PU
IC MCU 8BIT 2KB FLASH 20DIP Product overview: AT89C2051-24PU from Microchip Technology is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 8-bit, 8BIT, 2KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, 8BIT, 2KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-AT89C2051-24PU can be used for catalog matching and distributor lookup.

IC MCU 8BIT 2KB FLASH 20DIP Product overview: AT89C2051-24PU from Microchip Technology is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 8-bit, 8BIT, 2KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, 8BIT, 2KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-AT89C2051-24PU can be used for catalog matching and distributor lookup.

Supplier's Site Datasheet
Microcontrollers - 1276612P - RS Components, Ltd.
Corby, Northants, United Kingdom
Microcontrollers
1276612P
Microcontrollers 1276612P
MCU 8-Bit CISC 2KB Flash 5V PDIP

MCU 8-Bit CISC 2KB Flash 5V PDIP

Supplier's Site
Microcontrollers - 1276612 - RS Components, Ltd.
Corby, Northants, United Kingdom
Microcontrollers
1276612
Microcontrollers 1276612
MCU 8-Bit CISC 2KB Flash 5V PDIP

MCU 8-Bit CISC 2KB Flash 5V PDIP

Supplier's Site
Microcontrollers - AT89C2051-24PU-ND - DigiKey
Thief River Falls, MN, United States
Microcontrollers
AT89C2051-24PU-ND
Microcontrollers AT89C2051-24PU-ND
8051 89C Microcontroller IC 8-Bit 24MHz 2KB (2K x 8) FLASH 20-PDIP

8051 89C Microcontroller IC 8-Bit 24MHz 2KB (2K x 8) FLASH 20-PDIP

Buy Now Datasheet
Embedded - Embedded - Microcontrollers - AT89C2051-24PU - 091464-AT89C2051-24PU - Win Source Electronics
Laguna Hills, CA, United States
Embedded - Embedded - Microcontrollers - AT89C2051-24PU
091464-AT89C2051-24PU
Embedded - Embedded - Microcontrollers - AT89C2051-24PU 091464-AT89C2051-24PU
Manufacturer: Microchip Technology Win Source Part Number: 091464-AT89C2051-24P U Packaging: Tube/Rail Core Processor: 8051 Number of I/O: 15 Program Memory Size: 2KB (2K x 8) Program Memory Type: FLASH Family Name: AT89C2051 Categories: Integrated Circuits Status: Active Temperature Range - Operating: -40°C to 85°C (TA) Case / Package: 20-PDIP Speed(Frequency): 24MHz Supply Voltage - Operating: 4 V to 6 V Part Core Size: 8-Bit Data RAM Size: 128 x 8 Alternative Parts (Cross-Reference): ST52T440I0B6; ST62P63CB3/XXX; ST62T60BB3; ST62T53CB6; Introduction Date: May 02, 1997 ECCN: EAR99 Country of Origin: Thailand Estimated EOL Date: 2026 Halogen Free: Compliant Is this a common-used part?: Yes Popularity: High Fake Threat In the Open Market: 50 pct. Supply and Demand Status: Limited

Manufacturer: Microchip Technology
Win Source Part Number: 091464-AT89C2051-24PU
Packaging: Tube/Rail
Core Processor: 8051
Number of I/O: 15
Program Memory Size: 2KB (2K x 8)
Program Memory Type: FLASH
Family Name: AT89C2051
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 85°C (TA)
Case / Package: 20-PDIP
Speed(Frequency): 24MHz
Supply Voltage - Operating: 4 V to 6 V
Part Core Size: 8-Bit
Data RAM Size: 128 x 8
Alternative Parts (Cross-Reference): ST52T440I0B6; ST62P63CB3/XXX; ST62T60BB3; ST62T53CB6;
Introduction Date: May 02, 1997
ECCN: EAR99
Country of Origin: Thailand
Estimated EOL Date: 2026
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 50 pct.
Supply and Demand Status: Limited

Buy Now Datasheet
Sheung Wan, Hong Kong
8-bit Microcontrollers - MCU
AT89C2051-24PU
8-bit Microcontrollers - MCU AT89C2051-24PU
8-bit Microcontrollers - MCU 2kB Flash 128B RAM 24MHz 2.7V-6.0V

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

Buy Now Datasheet
Embedded - Microcontrollers - AT89C2051-24PU - Lingto Electronic Limited
Shenzhen, China
Embedded - Microcontrollers
AT89C2051-24PU
Embedded - Microcontrollers AT89C2051-24PU
IC MCU 8BIT 2KB FLASH 20DIP

IC MCU 8BIT 2KB FLASH 20DIP

Supplier's Site Datasheet
Microcontrollers - AT89C2051-24PU - Quarktwin Technology Ltd.
Shenzhen, Guangdong, China
Microcontrollers
AT89C2051-24PU
Microcontrollers AT89C2051-24PU
8051 89C Microcontroller IC 8-Bit 24MHz 2KB (2K x 8) FLASH 20-PDIP

8051 89C Microcontroller IC 8-Bit 24MHz 2KB (2K x 8) FLASH 20-PDIP

Buy Now Datasheet
Single Chip Microcomputer/Microcontroller >> Microcontroller Units (MCUs/MPUs/SOCs) - AT89C2051-24PU - LCSC Electronics Technology (HK) Limited
Futian, Shenzhen, China
Single Chip Microcomputer/Microcontroller >> Microcontroller Units (MCUs/MPUs/SOCs)
AT89C2051-24PU
Single Chip Microcomputer/Microcontroller >> Microcontroller Units (MCUs/MPUs/SOCs) AT89C2051-24PU
2KB 4V~6V 51Series 128Byte 24MHz FLASH 15 DIP-20 Microcontroller Units (MCUs/MPUs/SOCs) ROHS

2KB 4V~6V 51Series 128Byte 24MHz FLASH 15 DIP-20 Microcontroller Units (MCUs/MPUs/SOCs) ROHS

Supplier's Site Datasheet
Integrated Circuits (ICs) - Embedded - Microcontrollers - AT89C2051-24PU - Shenzhen Shengyu Electronics Technology Limited
Futian, China
Integrated Circuits (ICs) - Embedded - Microcontrollers
AT89C2051-24PU
Integrated Circuits (ICs) - Embedded - Microcontrollers AT89C2051-24PU
IC MCU 8BIT 2KB FLASH 20DIP

IC MCU 8BIT 2KB FLASH 20DIP

Supplier's Site
Microcontrollers - AT89C2051-24PU - ODG (Origin Data Global)
Shenzhen, China
Microcontrollers
AT89C2051-24PU
Microcontrollers AT89C2051-24PU
IC MCU 8BIT 2KB FLASH 20DIP

IC MCU 8BIT 2KB FLASH 20DIP

Supplier's Site Datasheet

Technical Specifications

  ERSAELECTRONICS PTE. LTD. RS Components, Ltd. RS Components, Ltd. DigiKey Win Source Electronics VAST STOCK CO., LIMITED Lingto Electronic Limited Quarktwin Technology Ltd. LCSC Electronics Technology (HK) Limited Shenzhen Shengyu Electronics Technology Limited ODG (Origin Data Global)
Product Category Microcontrollers (MCU) Microcontrollers (MCU) Microcontrollers (MCU) Microcontrollers (MCU) Microcontrollers (MCU) Microcontrollers (MCU) Microcontrollers (MCU) Microcontrollers (MCU) Microcontrollers (MCU) Microcontrollers (MCU) Microcontrollers (MCU)
Product Number 685-AT89C2051-24PU 1276612P 1276612 AT89C2051-24PU-ND 091464-AT89C2051-24PU AT89C2051-24PU AT89C2051-24PU AT89C2051-24PU AT89C2051-24PU AT89C2051-24PU AT89C2051-24PU
Product Name 8-bit 8BIT 2KB Embedded Microcontroller MCU Microcontrollers Microcontrollers Microcontrollers Embedded - Embedded - Microcontrollers - AT89C2051-24PU 8-bit Microcontrollers - MCU Embedded - Microcontrollers Microcontrollers Single Chip Microcomputer/Microcontroller >> Microcontroller Units (MCUs/MPUs/SOCs) Integrated Circuits (ICs) - Embedded - Microcontrollers Microcontrollers
Data Bus 8 Bit 8 Bit; 8bit 8 Bit; 8bit 8 Bit 8 Bit 8 Bit; 8-Bit 8 Bit; 8-Bit 8 Bit 8 Bit
Clock Speed 24 MHz 24 MHz 24 MHz 24 MHz 24 MHz 24 MHz
RAM 0.1280 KB 0.1280 KB 2 KB 0.1280 KB 0.1280 KB 128 KB 0.1280 KB
Supply Voltage 4 to 6 volts 4 to 6 volts 4 to 6 volts 4 to 6 volts 6 volts 4 to 6 volts
Serial Interface UART UART; USART
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