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Microcontrollers and Processors / Microcontrollers / AT89C2051-24SU
Datasheets
AT89C2051-24SU by:

IC MCU 8BIT 2KB FLASH 20SOIC

Part Details for AT89C2051-24SU by Microchip Technology Inc

Results Overview of AT89C2051-24SU by Microchip Technology Inc

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

Applications Industrial Automation Renewable Energy Robotics and Drones

AT89C2051-24SU Information

AT89C2051-24SU by Microchip Technology Inc is a Microcontroller.
Microcontrollers are under the broader part category of Microcontrollers and Processors.

Microcontrollers (MCUs) are small, low-power integrated circuits used to control embedded systems. Microcontrollers are primarily used to automate and control devices. Read more about Microcontrollers and Processors on our Microcontrollers and Processors part category page.

Price & Stock for AT89C2051-24SU

Part # Distributor Description Stock Price Buy
DISTI # 15R0321
Newark Mcu, 8Bit, 8051, 24Mhz, Soic-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:Soic, No. Of I/O S:15I/O S, Embedded Rohs Compliant: Yes |Microchip AT89C2051-24SU RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk 2915
  • 1 $1.5000
  • 10 $1.4800
  • 25 $1.4600
  • 74 $1.4200
  • 111 $1.4000
  • 518 $1.3800
  • 1,036 $1.2500
$1.2500 / $1.5000 Buy Now
DISTI # AT89C2051-24SU
Avnet Americas MCU 8-bit AT89 80C51 CISC 2KB Flash 5V 20-Pin SOIC - Rail/Tube (Alt: AT89C2051-24SU) RoHS: Compliant Min Qty: 518 Package Multiple: 37 Lead time: 4 Weeks, 0 Days Container: Tube 0
  • 518 $1.2454
  • 592 $1.2352
  • 1,110 $1.2249
  • 2,590 $1.2147
  • 5,180 $1.2045
$1.2045 / $1.2454 Buy Now
DISTI # AT89C2051-24SU
Microchip Technology Inc 24MHZ, SOIC, IND TEMP, GREEN, 4V - 5.5V, SOIC, Projected EOL: 2039-11-08 RoHS: Compliant Lead time: 8 Weeks, 0 Days Container: Tube 51253

COO: China
  • 1 $1.4400
  • 25 $1.3300
  • 100 $1.2000
  • 1,000 $1.1100
  • 5,000 $1.0600
$1.0600 / $1.4400 Buy Now
DISTI # AT89C2051-24SU
TME IC: microcontroller 8051, Flash: 2kx8bit, Interface: UART, 4÷6VDC Min Qty: 1 62
  • 1 $1.5400
  • 5 $1.4700
  • 20 $1.3200
$1.3200 / $1.5400 Buy Now
NAC 24MHZ, SOIC, IND TEMP, GREEN, 4V - 5.5V - Package: 20 SOIC .300in TUBE RoHS: Compliant Min Qty: 1 Package Multiple: 37 Container: Tube 64972
  • 1 $1.5700
  • 100 $1.4200
  • 500 $1.3100
  • 1,000 $1.2700
$1.2700 / $1.5700 Buy Now
DISTI # AT89C2051-24SU
Avnet Silica MCU 8bit AT89 80C51 CISC 2KB Flash 5V 20Pin SOIC (Alt: AT89C2051-24SU) RoHS: Compliant Min Qty: 37 Package Multiple: 37 Lead time: 6 Weeks, 0 Days Silica - 1665
Buy Now
DISTI # AT89C2051-24SU
EBV Elektronik MCU 8bit AT89 80C51 CISC 2KB Flash 5V 20Pin SOIC (Alt: AT89C2051-24SU) RoHS: Compliant Min Qty: 37 Package Multiple: 37 Lead time: 5 Weeks, 0 Days EBV - 407
Buy Now
New Advantage Corporation   RoHS: Compliant Min Qty: 1 Package Multiple: 37 333
  • 37 $5.7900
  • 333 $5.3500
$5.3500 / $5.7900 Buy Now

Part Details for AT89C2051-24SU

AT89C2051-24SU CAD Models

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AT89C2051-24SU Part Data Attributes

Parametric Data
AT89C2051-24SU Microchip Technology Inc
Buy Now Datasheet
Compare Parts:
AT89C2051-24SU Microchip Technology Inc IC MCU 8BIT 2KB FLASH 20SOIC
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer MICROCHIP TECHNOLOGY INC
Package Description 0.300 INCH, GREEN, PLASTIC, MS-013, SOIC-20
Reach Compliance Code compliant
HTS Code 8542.31.00.01
Factory Lead Time 4 Weeks
Samacsys Manufacturer Microchip
Has ADC NO
Address Bus Width
Bit Size 8
Boundary Scan NO
CPU Family 8051
Clock Frequency-Max 24 MHz
DAC Channels NO
DMA Channels NO
External Data Bus Width
Format FIXED POINT
Integrated Cache NO
JESD-30 Code R-PDSO-G20
JESD-609 Code e3
Length 12.8 mm
Low Power Mode YES
Moisture Sensitivity Level 1
Number of External Interrupts 2
Number of I/O Lines 15
Number of Serial I/Os 1
Number of Terminals 20
Number of Timers 2
On Chip Data RAM Width 8
On Chip Program ROM Width 8
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
PWM Channels NO
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOP20,.4
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) 250
Qualification Status Not Qualified
RAM (bytes) 128
ROM (words) 2048
ROM Programmability FLASH
Seated Height-Max 2.65 mm
Speed 24 MHz
Supply Current-Max 15 mA
Supply Voltage-Max 6 V
Supply Voltage-Min 5 V
Supply Voltage-Nom 5 V
Surface Mount YES
Technology CMOS
Temperature Grade INDUSTRIAL
Terminal Finish Matte Tin (Sn)
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 40
Width 7.5 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER

Alternate Parts for AT89C2051-24SU

This table gives cross-reference parts and alternative options found for AT89C2051-24SU. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of AT89C2051-24SU, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
AT89C2051-24SCT/R Atmel Corporation Check for Price Microcontroller, 8-Bit, FLASH, 24MHz, CMOS, PDSO20, 0.300 INCH, PLASTIC, SOIC-20 AT89C2051-24SU vs AT89C2051-24SCT/R
Part Number Manufacturer Composite Price Description Compare
AT89C2051-24SC Atmel Corporation Check for Price Microcontroller, 8-Bit, FLASH, 8051 CPU, 24MHz, CMOS, PDSO20, 0.300 INCH, PLASTIC, MS-013, SOIC-20 AT89C2051-24SU vs AT89C2051-24SC
AT89C2051-24SUR Microchip Technology Inc Check for Price 24MHZ SOIC IND TEMP GREEN 4V - 5.5V AT89C2051-24SU vs AT89C2051-24SUR
AT89C2051-24SU Atmel Corporation Check for Price Microcontroller, 8-Bit, FLASH, 8051 CPU, 24MHz, CMOS, PDSO20, 0.300 INCH, GREEN, PLASTIC, MS-013, SOIC-20 AT89C2051-24SU vs AT89C2051-24SU
AT89C2051-24SJT/R Atmel Corporation Check for Price Microcontroller, 8-Bit, FLASH, 24MHz, CMOS, PDSO20, 0.300 INCH, PLASTIC, SOIC-20 AT89C2051-24SU vs AT89C2051-24SJT/R
AT89C2051-24SI Atmel Corporation Check for Price Microcontroller, 8-Bit, FLASH, 8051 CPU, 24MHz, CMOS, PDSO20, 0.300 INCH, PLASTIC, MS-013, SOIC-20 AT89C2051-24SU vs AT89C2051-24SI
AT89C2051-24PU Atmel Corporation $1.1704 Microcontroller, 8-Bit, FLASH, 8051 CPU, 24MHz, CMOS, PDIP20, 0.300 INCH, GREEN, PLASTIC, MS-001AD, DIP-20 AT89C2051-24SU vs AT89C2051-24PU

AT89C2051-24SU Related Parts

AT89C2051-24SU Frequently Asked Questions (FAQ)

  • The maximum clock frequency for the AT89C2051-24SU is 24 MHz.

  • The AT89C2051-24SU consumes approximately 10 mA of current in idle mode at 5V and 24 MHz.

  • Yes, the AT89C2051-24SU can operate with a 3.3V power supply, but the maximum clock frequency is reduced to 12 MHz.

  • The AT89C2051-24SU can be programmed using a serial programmer or an in-system programmer (ISP) that supports the 8051 architecture.

  • The AT89C2051-24SU has 2 KB of flash memory, and the maximum amount of flash memory that can be programmed is 2 KB.

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