Microchip Technology, Inc. Microcontrollers AT89S51-24PU

Microcontroller 8051, 4K Flash, 24MHz

Microcontroller 8051, 4K Flash, 24MHz

IC MCU 8BIT 4KB FLASH 40DIP

Manufacturer: Microchip Technology
Win Source Part Number: 090790-AT89S51-24PU
Packaging: Tube/Rail
Core Processor: 8051
Number of I/O: 32
Program Memory Size: 4KB (4K x 8)
Program Memory Type: FLASH
Family Name: AT89S51
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 85°C (TA)
Case / Package: 40-PDIP
Speed(Frequency): 24MHz
Supply Voltage - Operating: 4 V to 5.5 V
Part Core Size: 8-Bit
Data RAM Size: 128 x 8
Alternative Parts (Cross-Reference): IA8X44PDW40IR3; IA8X44PDW40I3; DS89C450-MNG+; DS89C430-MNL;
Introduction Date: May 02, 1997
ECCN: EAR99
Country of Origin: China, Taiwan
Estimated EOL Date: 2026
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 55 pct.
Supply and Demand Status: Limited

IC MCU 8BIT 4KB FLASH 40DIP Product overview: AT89S51-24PU 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, 4KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, 8BIT, 4KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-AT89S51-24PU can be used for catalog matching and distributor lookup.

8051 89S Microcontroller IC 8-Bit 24MHz 4KB (4K x 8) FLASH 40-PDIP