AT89C4051-24SI The AT89C4051-24SI is an 8-bit microcontroller from Atmel featuring 4KB of FLASH program memory and 128 bytes of RAM. It operates at speeds up to 24MHz.
Mfr Part #:

AT89C4051-24SI

Available from 2 distributors
Mfr Name: Atmel
Atmel
The AT89C4051-24SI is an 8-bit microcontroller from Atmel featuring 4KB of FLASH program memory and 128 bytes of RAM. It operates at speeds up to 24MHz.
✓ Total Stock: 5 pcs
$ Price Range: $6.63

AT89C4051-24SI Available from 2 distributors

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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5 pcs
5 pcs On Request 1 On Request On Request 0321G/ On Request On Request
Non-Authorised Inventory information
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AT89C4051-24SI Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Frequency
Lead Spacing
Lead Style
Number of I/O
Operating Temperature
Oscillator Type
Peripherals
RAM Size
SVHC Present
Supplier Device Package
Voltage

AT89C4051-24SI Description

Short technical summary and product information.

The AT89C4051-24SI is an 8-bit microcontroller based on the 8051 core, manufactured by Atmel. It offers 4KB of FLASH program memory and 128 bytes of RAM, making it suitable for various embedded applications.

 

This microcontroller operates at a speed of 24MHz and supports a supply voltage range of 4V to 6V. It includes essential peripherals such as Brown-out Detect/Reset, LED, and POR, along with UART/USART connectivity.

 

The AT89C4051-24SI is housed in a 20-SOIC package, designed for through-hole mounting. It operates within a temperature range of -40°C to 85°C (TA).

 

Key specifications include 15 general-purpose I/O pins and an internal oscillator. This part is ideal for applications requiring a compact and reliable 8-bit processing solution.

AT89C4051-24SI Quick Information

Product Type: Microcontroller
Series: 89C
Canonical Name: AT89C4051-24SI 8-Bit Microcontroller
Subcategory: Embedded Microcontrollers

AT89C4051-24SI Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

AT89C4051-24SI Estimated Pricing

Qty Low High
1+ $6.63 $6.63

Estimated market price range - modelled values for guidance only, not live distributor offers.

AT89C4051-24SI Features

  • 8-bit 8051 core microcontroller.
  • 4KB FLASH program memory.
  • 128 bytes RAM.
  • Operates at 24MHz.
  • 20-SOIC package for through-hole mounting.

AT89C4051-24SI Applications

  • General purpose embedded control.
  • Industrial automation systems.
  • Consumer electronics devices.
  • Automotive control modules.

AT89C4051-24SI FAQs

6 frequently asked questions generated from this part’s specifications.
What is the program memory size of the AT89C4051-24SI?

The AT89C4051-24SI has 4KB of FLASH program memory.

What is the RAM size for the AT89C4051-24SI microcontroller?

The AT89C4051-24SI has 128 bytes of RAM.

What is the operating voltage range for the AT89C4051-24SI?

The AT89C4051-24SI operates with a supply voltage between 4V and 6V.

What is the maximum operating speed of the AT89C4051-24SI?

The AT89C4051-24SI can operate at a maximum speed of 24MHz.

What is the operating temperature range for the AT89C4051-24SI?

The AT89C4051-24SI operates in a temperature range of -40°C to 85°C.

What package type is the AT89C4051-24SI microcontroller supplied in?

The AT89C4051-24SI is supplied in a 20-SOIC package.

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