AT89C4051-12SI

Part No :: AT89C4051-12SI

Manufacturer: Roving Networks / Microchip Technology

VIGOR # :: 4796649

Description: IC MCU 8BIT 4KB FLASH 20SOIC

Catalog: Embedded - Microcontrollers

DataSheet: AT89C4051-12SI PDF

Country of origin: -

Date code: -

AT89C4051-12SI Specifications

Type	Description
Series:	89C
Package:	Tube
Part Status:	Obsolete
Core Processor:	8051
Core Size:	8-Bit
Speed:	12MHz
Connectivity:	UART/USART
Peripherals:	Brown-out Detect/Reset, LED, POR
Number of I/O:	15
Program Memory Size:	4KB (4K 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
W79E4051RASG Match 72%	Nuvoton Technology Corporation America IC MCU 8BIT 4KB FLASH 20SOIC	AT89C4051-12SI vs W79E4051RASG
AT89C4051-24SU Match 76%	Roving Networks / Microchip Technology IC MCU 8BIT 4KB FLASH 20SOIC	AT89C4051-12SI vs AT89C4051-24SU
AT89C4051-12SU Match 100%	Roving Networks / Microchip Technology IC MCU 8BIT 4KB FLASH 20SOIC	AT89C4051-12SI vs AT89C4051-12SU
AT89S4051-24SUR Match 76%	Roving Networks / Microchip Technology IC MCU 8BIT 4KB FLASH 20SOIC	AT89C4051-12SI vs AT89S4051-24SUR
AT89LP4052-16SU Match 90%	Roving Networks / Microchip Technology IC MCU 8BIT 4KB FLASH 20SOIC	AT89C4051-12SI vs AT89LP4052-16SU
AT89LP4052-16SI Match 90%	Roving Networks / Microchip Technology IC MCU 8BIT 4KB FLASH 20SOIC	AT89C4051-12SI vs AT89LP4052-16SI

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In Stock: 2498

Shipped from

HK warehouse

Expected Shipping Date

Jul 23 - Jul 27 2026

Pricing(USD)

Quantity	Unit Price	Ext. Price

Current price of AT89C4051-12SI 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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AT89C4051-12SI

AT89C4051-12SI

4796649

Pricing(USD)