Specifications

Technical Reference

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Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Microchip
	Family Name	AT89
	Package Type	SOIC
	Mounting Type	Surface Mount
	Pin Count	20
	Device Core	8051
	Data Bus Width	8bit
	Program Memory Size	2 kB
	Maximum Frequency	24MHz
	RAM Size	256 B
	USB Channels	0
	Number of PWM Units	1 x 8 bit
	Number of SPI Channels	0
	Number of UART Channels	1
	Typical Operating Supply Voltage	2.7 → 5.5 V
	Number of CAN Channels	0
	Number of I2C Channels	0
	Number of ADC Units	0
	Maximum Operating Temperature	+85 °C
	ADCs	0
	Length	13mm
	Pulse Width Modulation	1 (1 x 8 bit)
	Dimensions	13 x 7.6 x 2.35mm
	Width	7.6mm
	Height	2.35mm
	Number of Ethernet Channels	0
	Program Memory Type	Flash
	Minimum Operating Temperature	-40 °C
	Instruction Set Architecture	MCS-51
	Maximum Number of Ethernet Channels	0

	Select all
	Brand Microchip
	Family Name AT89
	Package Type SOIC
	Mounting Type Surface Mount
	Pin Count 20
	Device Core 8051
	Data Bus Width 8bit
	Program Memory Size 2 kB
	Maximum Frequency 24MHz
	RAM Size 256 B
	USB Channels 0
	Number of PWM Units 1 x 8 bit
	Number of SPI Channels 0
	Number of UART Channels 1
	Typical Operating Supply Voltage 2.7 → 5.5 V
	Number of CAN Channels 0
	Number of I2C Channels 0
	Number of ADC Units 0
	Maximum Operating Temperature +85 °C
	ADCs 0
	Length 13mm
	Pulse Width Modulation 1 (1 x 8 bit)
	Dimensions 13 x 7.6 x 2.35mm
	Width 7.6mm
	Height 2.35mm
	Number of Ethernet Channels 0
	Program Memory Type Flash
	Minimum Operating Temperature -40 °C
	Instruction Set Architecture MCS-51
	Maximum Number of Ethernet Channels 0

COO (Country of Origin):: US

8051 Architecture Flash ISP (In-System Programmable) Microcontrollers, Atmel

Atmel offers Flash 8051 microcontrollers featuring In-System Programming (ISP) that they can be programmed with the appropriate software, either in parallel or in serial mode.

8051 Architecture Microcontrollers

Atmel's 8-bit microcontrollers (MCUs) based on the 8051 instruction set, combine proven technology with the latest features and functionality, with all featuring advanced flash memory.

Device Family

Single Cycle Core
Flash ISP (In-System Programmable)
Flash (Reprogrammable)
CAN Networking MCUs
USB MCUs
ROMless

Microchip, 8bit 8051, AT89 Microcontroller, 24MHz, 2 kB Flash, 20-Pin SOIC

8051 Architecture Flash ISP (In-System Programmable) Microcontrollers, Atmel

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