Specification

Technical data sheets

Legislation and Compliance

Product Details

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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
	Typical Operating Supply Voltage	2.7 → 5.5 V
	Number of CAN Channels	0
	Number of UART Channels	1
	Number of I2C Channels	0
	Instruction Set Architecture	MCS-51
	Pulse Width Modulation	1 (1 x 8 bit)
	ADCs	0
	Maximum Operating Temperature	+85 °C
	Program Memory Type	Flash
	Maximum Number of Ethernet Channels	0
	Height	2.35mm
	Minimum Operating Temperature	-40 °C
	Length	13mm
	Dimensions	13 x 7.6 x 2.35mm
	Width	7.6mm
	Number of Ethernet Channels	0
	Number of ADC Units	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
	Typical Operating Supply Voltage 2.7 → 5.5 V
	Number of CAN Channels 0
	Number of UART Channels 1
	Number of I2C Channels 0
	Instruction Set Architecture MCS-51
	Pulse Width Modulation 1 (1 x 8 bit)
	ADCs 0
	Maximum Operating Temperature +85 °C
	Program Memory Type Flash
	Maximum Number of Ethernet Channels 0
	Height 2.35mm
	Minimum Operating Temperature -40 °C
	Length 13mm
	Dimensions 13 x 7.6 x 2.35mm
	Width 7.6mm
	Number of Ethernet Channels 0
	Number of ADC Units 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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