Datasheets
AT89S4051-24SU by:

IC MCU 8BIT 4KB FLASH 20SOIC

Part Details for AT89S4051-24SU by Microchip Technology Inc

Results Overview of AT89S4051-24SU by Microchip Technology Inc

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Applications Consumer Electronics Internet of Things (IoT) Industrial Automation Renewable Energy Robotics and Drones

AT89S4051-24SU Information

AT89S4051-24SU 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 AT89S4051-24SU

Part # Distributor Description Stock Price Buy
DISTI # AT89S4051-24SU
Microchip Technology Inc 8051 MCU, 4K FLASH 24MHZ, SOIC, IND, GRN, SOIC, Projected EOL: 2025-12-20 COO: China ECCN: EAR99 RoHS: Compliant Container: Tube 0

Alternates Available
Buy Now
DISTI # AT89S4051-24SU
TME IC: microcontroller 8051, Flash: 4kx8bit, SO20, 4kBFLASH,64kBSRAM Min Qty: 1 0
  • 1 $2.9100
  • 5 $2.8400
  • 25 $2.5500
  • 111 $2.3100
$2.3100 / $2.9100 RFQ
DISTI # AT89S4051-24SU
IBS Electronics AT89S4051-24SU by Microchip is an 8-bit microcontroller with 4KB Flash, 256B RAM, 18 I/O lines, SPI, and operates at 24MHz. It supports 2.7V to 5.5V supply and is available in a 20-pin SOIC package. Min Qty: 407 Package Multiple: 1 0
  • 74 $3.2110
  • 111 $3.1850
  • 148 $3.1720
  • 185 $3.1200
  • 407 $3.2500
$3.1200 / $3.2500 Buy Now
NAC 8051 MCU, 4K FLASH 24MHZ, SOIC, IND, GRN - Package: 20 SOIC .300in TUBE RoHS: Compliant Min Qty: 148 Package Multiple: 37 Container: Tube 0
  • 1 $2.9500
  • 100 $2.6700
  • 500 $2.4600
  • 1,000 $2.4000
$2.4000 / $2.9500 Buy Now
Chip 1 Exchange INSTOCK 862
RFQ
DISTI # AT89S4051-24SU
Avnet Silica MCU 8bit 89S 8051 CISC 4KB Flash 33V5V 20Pin SOIC (Alt: AT89S4051-24SU) RoHS: Compliant Min Qty: 37 Package Multiple: 37 Silica - 0
Buy Now
DISTI # AT89S4051-24SU
EBV Elektronik MCU 8bit 89S 8051 CISC 4KB Flash 33V5V 20Pin SOIC (Alt: AT89S4051-24SU) RoHS: Compliant Min Qty: 37 Package Multiple: 37 Lead time: 143 Weeks, 0 Days EBV - 0
Buy Now

Part Details for AT89S4051-24SU

AT89S4051-24SU CAD Models

AT89S4051-24SU Part Data Attributes

AT89S4051-24SU Microchip Technology Inc
Buy Now Datasheet
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AT89S4051-24SU Microchip Technology Inc IC MCU 8BIT 4KB FLASH 20SOIC
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Obsolete
Ihs Manufacturer MICROCHIP TECHNOLOGY INC
Package Description 0.300 INCH, GREEN, MS-013AC, PLASTIC, SOIC-20
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.31.00.01
Factory Lead Time 28 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 YES
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) 256
ROM (words) 4096
ROM Programmability FLASH
Seated Height-Max 2.649 mm
Speed 24 MHz
Supply Current-Max 10.5 mA
Supply Voltage-Max 5.5 V
Supply Voltage-Min 3 V
Supply Voltage-Nom 3 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 AT89S4051-24SU

This table gives cross-reference parts and alternative options found for AT89S4051-24SU. 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 AT89S4051-24SU, 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
AT89S4051-24SU Atmel Corporation Check for Price Microcontroller, 8-Bit, FLASH, 8051 CPU, 24MHz, CMOS, PDSO20, 0.300 INCH, GREEN, MS-013AC, PLASTIC, SOIC-20 AT89S4051-24SU vs AT89S4051-24SU
AT89S4051-24SUR Microchip Technology Inc Check for Price IC MCU 8BIT 4KB FLASH 20SOIC AT89S4051-24SU vs AT89S4051-24SUR
Part Number Manufacturer Composite Price Description Compare
AT89S4051-24SC Atmel Corporation Check for Price Microcontroller, 8-Bit, FLASH, 24MHz, CMOS, PDSO20, 0.300 INCH, MS-013AC, PLASTIC, SOIC-20 AT89S4051-24SU vs AT89S4051-24SC
AT89S4051-24PI Atmel Corporation Check for Price Microcontroller, 8-Bit, FLASH, 24MHz, CMOS, PDIP20, 0.300 INCH, MS-001AD, PLASTIC, DIP-20 AT89S4051-24SU vs AT89S4051-24PI
AT89S4051-24PC Atmel Corporation Check for Price Microcontroller, 8-Bit, FLASH, 24MHz, CMOS, PDIP20, 0.300 INCH, MS-001AD, PLASTIC, DIP-20 AT89S4051-24SU vs AT89S4051-24PC
AT89S4051-24PU Atmel Corporation Check for Price Microcontroller, 8-Bit, FLASH, 8051 CPU, 24MHz, CMOS, PDIP20, 0.300 INCH, GREEN, MS-001AD, PLASTIC, DIP-20 AT89S4051-24SU vs AT89S4051-24PU

AT89S4051-24SU Related Parts

AT89S4051-24SU Frequently Asked Questions (FAQ)

  • The maximum clock frequency for the AT89S4051-24SU is 24 MHz.

  • The AT89S4051-24SU has 4 KB of flash memory.

  • Yes, the AT89S4051-24SU has a low-power mode that reduces power consumption, making it suitable for battery-powered devices.

  • Yes, the AT89S4051-24SU has a built-in UART (Universal Asynchronous Receiver-Transmitter) for serial communication.

  • Yes, the AT89S4051-24SU has built-in I2C (Inter-Integrated Circuit) interface for communication with other devices.

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