Microchip AT89S51-24PU, 8 bit 8051, AT89S51 Microcontroller, 32 MHz, 4kB FLASH, 40-Pin PDIP

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Subtotal (1 pack of 2 units)*

$11.39

(exc. VAT)

$13.098

(inc. VAT)

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  • Plus 232 unit(s) shipping from 15 December 2025
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Units
Per unit
Per Pack*
2 - 8$5.695$11.39
10 - 48$5.645$11.29
50 - 98$5.515$11.03
100 +$5.33$10.66

*price indicative

Packaging Options:
RS Stock No.:
127-8151
Mfr. Part No.:
AT89S51-24PU
Brand:
Microchip
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Brand

Microchip

Series

AT89S51

Product Type

Microcontroller

Package Type

PDIP

Mount Type

Through Hole

Pin Count

40

Device Core

8051

Data Bus Width

8bit

Program Memory Size

4kB

Interface Type

NVMREG

Maximum Clock Frequency

32MHz

RAM Size

128bit

Maximum Supply Voltage

5.5V

Maximum Power Dissipation Pd

800mW

Minimum Operating Temperature

-40°C

DACs

1 x 5 Bit

Analogue Comparators

2

Number of Programmable I/Os

26

Maximum Operating Temperature

85°C

Width

13.97 mm

Height

4.44mm

Standards/Approvals

No

Length

52.57mm

Minimum Supply Voltage

1.8V

Distrelec Product Id

304-28-876

Number of Timers

1

Program Memory Type

FLASH

ADCs

0 bit

Automotive Standard

No

Instruction Set Architecture

MCS-51

COO (Country of Origin):
US

8051 Architecture Flash ISP (In-System Programmable) Microcontrollers, Atmel


Atmel offers Flash 8051 microcontrollers featuring In-System Programming (ISP) that they can be programmed with the appropriate software, either in parallel or in serial mode.

8051 Architecture Microcontrollers


Atmel's 8-bit microcontrollers (MCUs) based on the 8051 instruction set, combine proven technology with the latest features and functionality, with all featuring advanced flash memory.

Device Family


Single Cycle Core

Flash ISP (In-System Programmable)

Flash (Reprogrammable)

CAN Networking MCUs

USB MCUs

ROMless

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