Microchip, 8bit 8051, AT89 Microcontroller, 24MHz, 12 kB Flash, 40-Pin PDIP

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Subtotal (1 pack of 5 units)*

£16.30

(exc. VAT)

£19.55

(inc. VAT)

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In Stock
  • 385 unit(s) ready to ship
  • Plus 999,999,610 unit(s) shipping from 10 December 2025
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Units
Per unit
Per Pack*
5 - 20£3.26£16.30
25 - 95£3.162£15.81
100 +£3.048£15.24

*price indicative

Packaging Options:
RS Stock No.:
127-8157
Mfr. Part No.:
AT89S8253-24PU
Brand:
Microchip
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Brand

Microchip

Family Name

AT89

Package Type

PDIP

Mounting Type

Through Hole

Pin Count

40

Device Core

8051

Data Bus Width

8bit

Program Memory Size

12 kB

Maximum Frequency

24MHz

RAM Size

256 B

USB Channels

0

Number of PWM Units

0

Number of SPI Channels

1

Typical Operating Supply Voltage

2.7 → 5.5 V

Number of I2C Channels

0

Number of UART Channels

1

Number of CAN Channels

0

Maximum Number of Ethernet Channels

0

Minimum Operating Temperature

-40 °C

Instruction Set Architecture

MCS-51

Program Memory Type

Flash

Pulse Width Modulation

0

ADCs

0

Length

52.57mm

Dimensions

52.57 x 13.97 x 4.44mm

Number of ADC Units

0

Maximum Operating Temperature

+85 °C

Height

4.44mm

Number of Ethernet Channels

0

Width

13.97mm

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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