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Microchip, 8bit 8051, AT89 Microcontroller, 24MHz, 4 kB Flash, 20-Pin PDIP

RS stock no.:: 127-6615
Mfr. Part No.:: AT89C4051-24PU
Manufacturer:: Microchip

Microchip, 8bit 8051, AT89 Microcontroller, 24MHz, 4 kB Flash, 20-Pin PDIP

Bulk discount available

Subtotal (1 pack of 5 units)*

R 181,02

(exc. VAT)

R 208,175

(inc. VAT)

FREE delivery for orders over R 1,500.00

In Stock

Plus 190 unit(s) shipping from 08 December 2025

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit	Per Pack*
5 - 20	R 36.204	R 181.02
25 - 95	R 35.298	R 176.49
100 - 495	R 34.24	R 171.20
500 - 995	R 32.87	R 164.35
1000 +	R 31.556	R 157.78

*price indicative

RS stock no.:: 127-6615
Mfr. Part No.:: AT89C4051-24PU
Manufacturer:: Microchip

Specification

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Microchip
	Family Name	AT89
	Package Type	PDIP
	Mounting Type	Through Hole
	Pin Count	20
	Device Core	8051
	Data Bus Width	8bit
	Program Memory Size	4 kB
	Maximum Frequency	24MHz
	RAM Size	128 B
	USB Channels	0
	Number of UART Channels	1
	Typical Operating Supply Voltage	4 → 6 V
	Length	26.92mm
	Width	7.112mm
	Height	4.953mm
	Dimensions	26.92 x 7.11 x 4.95mm
	Program Memory Type	Flash
	Maximum Operating Temperature	+85 °C
	Minimum Operating Temperature	-40 °C
	Number of Ethernet Channels	0
	Maximum Number of Ethernet Channels	0
	Instruction Set Architecture	CISC

	Select all
	Brand Microchip
	Family Name AT89
	Package Type PDIP
	Mounting Type Through Hole
	Pin Count 20
	Device Core 8051
	Data Bus Width 8bit
	Program Memory Size 4 kB
	Maximum Frequency 24MHz
	RAM Size 128 B
	USB Channels 0
	Number of UART Channels 1
	Typical Operating Supply Voltage 4 → 6 V
	Length 26.92mm
	Width 7.112mm
	Height 4.953mm
	Dimensions 26.92 x 7.11 x 4.95mm
	Program Memory Type Flash
	Maximum Operating Temperature +85 °C
	Minimum Operating Temperature -40 °C
	Number of Ethernet Channels 0
	Maximum Number of Ethernet Channels 0
	Instruction Set Architecture CISC

8051 Architecture Flash (Reprogrammable) Microcontrollers

Atmel offers 8051 reprogrammable flash microcontrollers with programmable and erasable read-only memory, using high-density non-volatile memory technology.

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

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ROMless

Microchip, 8bit 8051, AT89 Microcontroller, 24MHz, 4 kB Flash, 20-Pin PDIP

FREE delivery for orders over R 1,500.00

8051 Architecture Flash (Reprogrammable) Microcontrollers

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