Microchip AT89C2051-24PU

MCU 8-bit 8051 CISC 2KB Flash 5V 20-Pin PDIP W Tube / IC MCU 8BIT 2KB FLASH 20DIP
Production

Price and Stock

Authorized Distributors
Non-Authorized Stocking Distributors
Non-Authorized Dealers

Technical Specifications

Physical
Case/PackagePDIP
MountThrough Hole
Number of Pins20
Technical
Access Time24 µs
Address Bus Width8 b
Core Architecture8051
Data Bus Width8 b
Frequency24 MHz
InterfaceUART, USART
Max Frequency24 MHz
Max Operating Temperature85 °C
Max Supply Voltage6 V
Memory Size2 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage4 V
Number of I/Os15
Number of Programmable I/O15
Number of Timers/Counters2
Number of UART Channels1
Operating Supply Voltage5 V
Oscillator TypeInternal
RAM Size128 B
Schedule B8542310000
Dimensions
Height4.963 mm
Length26.92 mm
Width7.112 mm

Documents

Download datasheets and manufacturer documentation for Microchip AT89C2051-24PU.

SOS electronic
Datasheet19 pages27 years ago
element14 APAC
Datasheet20 pages27 years ago
Jameco
Datasheet14 pages26 years ago

Inventory History

3 month trend:
+143%

Supply Chain

Lifecycle StatusProduction (Last Updated: 3 years ago)

Engineering Resources

View Evaluation kits and Reference designs for Microchip AT89C2051-24PU.

Related Parts

Descriptions

Descriptions of Microchip AT89C2051-24PU provided by its distributors.

MCU 8-bit 8051 CISC 2KB Flash 5V 20-Pin PDIP W Tube / IC MCU 8BIT 2KB FLASH 20DIP
2KB 4V~6V 51Series 128Byte 24MHz FLASH 15 DIP-20 Microcontroller Units (MCUs/MPUs/SOCs) ROHS
AT89C2051 Series 2 KB Flash 128 B SRAM 24 MHz 8-Bit Microcontroller - DIP-20
89C Microcontroller 8-bit 24MHz 2KB FLASH DIP20 AT 89 C 2051-24PU
Microcontroller, 8-Bit, FLASH, 8051 CPU, 24MHz, CMOS, PDIP20
Microcontroller Operating temperature: -40...+85 °C Power supply: 4...6 V No. of I/Os: 15 No. of timers: 2 Package: DIL-20 Flash memory: 2 kByte RAM: 128 Byte
IC, 8BIT MCU, MCU 5X, 24MHZ, 20-DIP Controller ;Family/Series: C51/C251 Core Size: 8 bit No. of I/O's: 15 ;Program Memory Size: 2 KB RAM Memory Size: 125Byte ;CPU Speed: 24MHz No. of Timers: 2 Peripherals: Comparator
MCU, 8BIT, 8051, 24MHZ, DIP-20; Product Range: 8051 Family AT89C2051 Series Microcontrollers; CPU Speed: 24MHz; Program Memory Size: 2KB; RAM Memory Size: 128Byte; No. of Pins: 20Pins; MCU Case Style: DIP; No. of I/O's: 15I/O's

Manufacturer Aliases

Microchip has several brands around the world that distributors may use as alternate names. Microchip may also be known as the following names:

  • Microchip Technology
  • MICROCHI
  • MICROCHIP TECHNOLOGY INC
  • MICROC
  • MICROCH
  • MICROCHIP TECH
  • MCHP
  • MCRCH
  • MCP
  • MICROHIP
  • MICROSHIP
  • MICCHP
  • MTech
  • Microchip Technology / Atmel
  • MICROCHP
  • Microchip Technologies
  • Microchip / Microsemi
  • Atmel/Microchip
  • MICORCHIP
  • MICRIOCHIP
  • Atmel (Microchip Technology)
  • MICROCHIP (ATMEL)
  • MICHROCHIP
  • MICROCHIP TECHNOLOGY (VA)
  • MICROCHIPDIRECT

Part Number Aliases

This part may be known by these alternate part numbers:

  • AT 89 C 2051-24PU
  • AT89C2051-24 PU
  • AT89C2051-24PU.

Technical Specifications

Physical
Case/PackagePDIP
MountThrough Hole
Number of Pins20
Technical
Access Time24 µs
Address Bus Width8 b
Core Architecture8051
Data Bus Width8 b
Frequency24 MHz
InterfaceUART, USART
Max Frequency24 MHz
Max Operating Temperature85 °C
Max Supply Voltage6 V
Memory Size2 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage4 V
Number of I/Os15
Number of Programmable I/O15
Number of Timers/Counters2
Number of UART Channels1
Operating Supply Voltage5 V
Oscillator TypeInternal
RAM Size128 B
Schedule B8542310000
Dimensions
Height4.963 mm
Length26.92 mm
Width7.112 mm

Documents

Download datasheets and manufacturer documentation for Microchip AT89C2051-24PU.

SOS electronic
Datasheet19 pages27 years ago
element14 APAC
Datasheet20 pages27 years ago
Jameco
Datasheet14 pages26 years ago

Compliance

Environmental Classification
Lead FreeLead Free
Radiation HardeningNo
REACH SVHCNo SVHC
RoHSCompliant
Compliance Statements