Integrated Circuits (ICs)

AT89C1051U-12SI

Obsolete

IC MCU 8BIT 1KB FLASH 20SOIC

Search across all available documentation for this part.

Integrated Circuits (ICs)

Obsolete

IC MCU 8BIT 1KB FLASH 20SOIC

Technical Specifications

Parameters and characteristics for this part

Part	Supplier Device Package	Mounting Type	Connectivity	Oscillator Type	Peripherals	Speed	Program Memory Size	Core Size	Voltage - Supply (Vcc/Vdd) [Max]	Voltage - Supply (Vcc/Vdd) [Min]	Package / Case	Package / Case	Package / Case	Core Processor	RAM Size	Program Memory Type	Operating Temperature [Max]	Operating Temperature [Min]	Number of I/O	Package / Case [y]	Package / Case [y]
Microchip Technology AT89C1051U-24PC	20-PDIP	Through Hole	UART/USART	Internal	LED	24 MHz	1 KB	8-Bit	6 V	4 V	20-DIP	7.62 mm	0.3 in	8051	64 x 8	FLASH	70 °C	0 °C	15
Microchip Technology AT89C1051-12SI	20-SOIC	Surface Mount		Internal	LED	12 MHz	1 KB	8-Bit	6 V	2.7 V	20-SOIC			8051	64 x 8	FLASH	85 °C	-40 °C	15	0.295 in	7.5 mm
Microchip Technology AT89C1051U-12PC	20-PDIP	Through Hole	UART/USART	Internal	LED	12 MHz	1 KB	8-Bit	6 V	2.7 V	20-DIP	7.62 mm	0.3 in	8051	64 x 8	FLASH	70 °C	0 °C	15
Microchip Technology AT89C1051U-12SI	20-SOIC	Surface Mount	UART/USART	Internal	LED	12 MHz	1 KB	8-Bit	6 V	2.7 V	20-SOIC			8051	64 x 8	FLASH	85 °C	-40 °C	15	0.295 in	7.5 mm
Microchip Technology AT89C1051U-24PI	20-PDIP	Through Hole	UART/USART	Internal	LED	24 MHz	1 KB	8-Bit	6 V	4 V	20-DIP	7.62 mm	0.3 in	8051	64 x 8	FLASH	85 °C	-40 °C	15

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

General part information

8051 89C Microcontroller IC 8-Bit 12MHz 1KB (1K x 8) FLASH 20-SOIC

Technical documentation and resources