help desk software
AT89S51-24JU by microchip technology
Image is representational - see manufacturer specifications
DATA SHEET

AT89S51-24JU

Microchip Technology

MCU - 8-bit 8051 CISC - 4KB Flash - 5V - 44-Pin PLCC - Tube .. see full description

RoHS Compliant
TUBE Packaging
Accessories
Accessories
This product is backed by Ecco Electronics' Certificate of Compliance Guarantee. Rest assured you will receive the Manufacturer's Certificate of Compliance with your order. Certificate of Compliance Guarantee
Product Attribute
Attribute Value Select Attribute
Products found: 0
Supplier:
Microchip Technology
Part No:
AT89S51-24JU
RoHS:
Yes
HTS:
8542310015
COO:
TH
ECCN:
EAR99
Supplier Standard Pack This information is provided for customers who prefer to buy in multiples of the Manufacturer’s Standard Package quantity. Minimum Order Quantities and Required Order Multiples are presented with our price and availability information.
27
Package Type:
TUBE
ADC Resolution:
N/A
Operating Temperature:
-40 to 85 °C
RAM Size:
128 B
Program Memory Type:
Flash
Number of Programmable I/Os:
32
Program Memory Size:
4 KB
The AT89S51-24JU is an 8-bit microcontroller from Microchip Technology. It belongs to the 8051 family of CISC microcontrollers and features a 4KB Flash memory. Operating at a voltage of 5V, this MCU is housed in a 44-pin PLCC package and comes in a tube for easy handling. With its compact size and powerful capabilities, the AT89S51-24JU is an ideal choice for various embedded applications.
Search Keywords:
AT89S5124JU
IN STOCK: 212
Ships today, if you order in
On Order:
378   can ship 9/14/26 
Minimum Order Quantity:
27
Multiple:
27
Factory Lead-Time
8 Weeks
Price (USD)
Quantity
Unit Price
Ext. Price
27
$4.16
$112.32
54
$4.15
$224.10
108
$4.12
$444.96
270
$4.08
$1,101.60
513
$4.07
$2,087.91
1,026
$4.06
$4,165.56
2,511
$4.05
$10,169.55
5,022 +
$4.04
$20,288.88
Supplier's Standard Package
Product Guides
PDF Datasheet

© 2026 ECCO GROUP ECIA