AT89C2051-12SI The AT89C2051-12SI is an 8-bit microcontroller from Microchip Technology, featuring 2KB of FLASH program memory and operating at 12MHz. It comes in a 20-SOIC package.
Mfr Part #:

AT89C2051-12SI

Available from 3 distributors
Mfr Name: Atmel
Atmel
The AT89C2051-12SI is an 8-bit microcontroller from Microchip Technology, featuring 2KB of FLASH program memory and operating at 12MHz. It comes in a 20-SOIC package.
✓ Total Stock: 4,317 pcs
$ Price Range: $6.63

AT89C2051-12SI Available from 3 distributors

✓ Authorised
✓ Non-Authorised

AT89C2051-12SI Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Mounting Type
Number of I/O
Operating Temperature
Oscillator Type
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package

AT89C2051-12SI Description

Short technical summary and product information.

The AT89C2051-12SI is an 8-bit microcontroller designed by Microchip Technology for embedded applications. It is built on the 8051 core architecture and operates at a speed of 12MHz.

 

This microcontroller offers 2KB of FLASH program memory and 128 x 8 bytes of RAM. It supports UART/USART connectivity and provides 15 general-purpose I/O pins. The device operates within a supply voltage range of 4V to 6V and features an internal oscillator.

 

Packaged in a 20-SOIC surface-mount configuration, the AT89C2051-12SI is suitable for various embedded systems. Its operating temperature range is -40°C to 85°C (TA).

AT89C2051-12SI Quick Information

Product Type: Microcontroller
Series: 89C
Canonical Name: AT89C2051-12SI 8-Bit Microcontroller
Subcategory: Microcontrollers

AT89C2051-12SI Compliance

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

AT89C2051-12SI Estimated Pricing

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1+ $6.63 $6.63

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

AT89C2051-12SI Features

  • 8-bit microcontroller based on 8051 core.
  • 12MHz operating speed for efficient processing.
  • 2KB FLASH program memory capacity.
  • 15 programmable I/O lines available.
  • Operates from 4V to 6V supply voltage.

AT89C2051-12SI Applications

  • Suitable for general embedded systems.
  • Used in various control applications.
  • Ideal for space-constrained designs.
  • Applications requiring 8051 architecture.

AT89C2051-12SI FAQs

7 frequently asked questions generated from this part’s specifications.
What is the supply voltage range of the AT89C2051-12SI?

The supply voltage range is 4V to 6V.

What is the package type of the AT89C2051-12SI?

It comes in a 20-pin SIOIC surface mount package.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C.

What core processor does the AT89C2051-12SI use?

It uses an 8051 core processor.

How much program memory does it have?

It has 2KB of Flaah program memory.

How much RAM is available?

It has 128 x 8- bit RAM.

How many I/O pins does it provide?

It provides 15 I/O pins.

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