AT89C2051-12SI

Part No :: AT89C2051-12SI

Manufacturer: Roving Networks / Microchip Technology

VIGOR # :: 4790286

Description: IC MCU 8BIT 2KB FLASH 20SOIC

Catalog: Embedded - Microcontrollers

DataSheet: AT89C2051-12SI PDF

Country of origin: -

Date code: -

AT89C2051-12SI Specifications

Type	Description
Series:	89C
Package:	Tube
Part Status:	Obsolete
Core Processor:	8051
Core Size:	8-Bit
Speed:	12MHz
Connectivity:	UART/USART
Peripherals:	LED
Number of I/O:	15
Program Memory Size:	2KB (2K x 8)
Program Memory Type:	FLASH
EEPROM Size:	-
RAM Size:	128 x 8
Voltage - Supply (Vcc/Vdd):	4V ~ 6V
Data Converters:	-
Oscillator Type:	Internal
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	20-SOIC (0.295", 7.50mm Width)
Supplier Device Package:	20-SOIC

Alternative Products

Part Number	Manufacturer & Description	Compare
AT89C2051-12SU Match 100%	Roving Networks / Microchip Technology IC MCU 8BIT 2KB FLASH 20SOIC	AT89C2051-12SI vs AT89C2051-12SU
AT89C2051-24SU Match 64%	Roving Networks / Microchip Technology IC MCU 8BIT 2KB FLASH 20SOIC	AT89C2051-12SI vs AT89C2051-24SU
AT89C2051-24SI Match 64%	Roving Networks / Microchip Technology IC MCU 8BIT 2KB FLASH 20SOIC	AT89C2051-12SI vs AT89C2051-24SI
AT89C1051U-12SI Match 64%	Roving Networks / Microchip Technology IC MCU 8BIT 1KB FLASH 20SOIC	AT89C2051-12SI vs AT89C1051U-12SI
AT89C2051-24SJ Match 64%	Roving Networks / Microchip Technology IC MCU 8BIT 2KB FLASH 20SOIC	AT89C2051-12SI vs AT89C2051-24SJ

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In Stock: 2490

Shipped from

HK warehouse

Expected Shipping Date

Aug 06 - Aug 10 2026

Pricing(USD)

Quantity	Unit Price	Ext. Price

Current price of AT89C2051-12SI is for reference only, if you want to get best price, please submit a inquiry or direct email to our sales team sales@Vigorcomp.com

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AT89C2051-12SI

AT89C2051-12SI

4790286

Pricing(USD)