Integrated Circuits (ICs)

ATMEGA808-XU

Active

8 BIT MCU, AVR ATMEGA FAMILY ATMEGA808 SERIES MICROCONTROLLERS, AVR, 20 MHZ, 8 KB, 28 PINS, SSOP

Deep-Dive with AI

Search across all available documentation for this part.

DocumentsATmega808/809/1608/1609 Silicon Errata and Data Sheet Clarification AVR1000b: Getting Started with Writing C-Code for AVR MCUs +5

Integrated Circuits (ICs)

ATMEGA808-XU

Active

Microchip Technology

8 BIT MCU, AVR ATMEGA FAMILY ATMEGA808 SERIES MICROCONTROLLERS, AVR, 20 MHZ, 8 KB, 28 PINS, SSOP

Deep-Dive with AI

DocumentsATmega808/809/1608/1609 Silicon Errata and Data Sheet Clarification AVR1000b: Getting Started with Writing C-Code for AVR MCUs +5

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	ATMEGA808-XU

Connectivity	I2C, SPI, UART/USART
Core Processor	AVR
Core Size	8-Bit
Data Converters [custom]	8
Data Converters [custom]	10
EEPROM Size	256 x 8
Mounting Type	Surface Mount
Number of I/O	23
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Oscillator Type	Internal
Package / Case	28-SSOP
Package / Case [custom]	0.209 in
Package / Case [custom]	5.3 mm
Program Memory Type	FLASH
RAM Size	1 K
Speed	20 MHz
Supplier Device Package	28-SSOP
Voltage - Supply (Vcc/Vdd) [Max]	5.5 V
Voltage - Supply (Vcc/Vdd) [Min]	1.8 V

ATMEGA808 Series

Part	Oscillator Type	Program Memory Type	Speed	Voltage - Supply (Vcc/Vdd) [Min]	Voltage - Supply (Vcc/Vdd) [Max]	Package / Case	Data Converters	Mounting Type	EEPROM Size	Core Processor	RAM Size	Connectivity	Number of I/O	Supplier Device Package	Core Size	Operating Temperature [Max]	Operating Temperature [Min]	Data Converters [custom]	Data Converters [custom]	Package / Case [custom]	Package / Case [custom]
Microchip Technology ATMEGA808-AUR	Internal	FLASH	20 MHz	1.8 V	5.5 V	32-TQFP	10 b 12	Surface Mount	256 x 8	AVR	1 K	I2C SPI UART/USART	27	32-TQFP (7x7)	8-Bit	85 °C	-40 °C
Microchip Technology ATMEGA808-AFR	Internal	FLASH	20 MHz	1.8 V	5.5 V	32-TQFP	10 b 12	Surface Mount	256 x 8	AVR	1 K	I2C SPI UART/USART	27	32-TQFP (7x7)	8-Bit	125 °C	-40 °C
Microchip Technology ATMEGA808-AU	Internal	FLASH	20 MHz	1.8 V	5.5 V	32-TQFP	10 b 12	Surface Mount	256 x 8	AVR	1 K	I2C SPI UART/USART	27	32-TQFP (7x7)	8-Bit	85 °C	-40 °C
Microchip Technology ATMEGA808-XU	Internal	FLASH	20 MHz	1.8 V	5.5 V	28-SSOP		Surface Mount	256 x 8	AVR	1 K	I2C SPI UART/USART	23	28-SSOP	8-Bit	85 °C	-40 °C	8	10	0.209 in	5.3 mm
Microchip Technology ATMEGA808-MUR	Internal	FLASH	20 MHz	1.8 V	5.5 V	32-VFQFN Exposed Pad	10 b 12	Surface Mount	256 x 8	AVR	1 K	I2C SPI UART/USART	27	32-VQFN (5x5)	8-Bit	85 °C	-40 °C
Microchip Technology ATMEGA808-XFR	Internal	FLASH	20 MHz	1.8 V	5.5 V	28-SSOP		Surface Mount	256 x 8	AVR	1 K	I2C SPI UART/USART	23	28-SSOP	8-Bit	125 °C	-40 °C	8	10	0.209 in	5.3 mm
Microchip Technology ATMEGA808-MFR	Internal	FLASH	20 MHz	1.8 V	5.5 V	32-VFQFN Exposed Pad	10 b 12	Surface Mount	256 x 8	AVR	1 K	I2C SPI UART/USART	27	32-VQFN (5x5)	8-Bit	125 °C	-40 °C
Microchip Technology ATMEGA808-MF	Internal	FLASH	20 MHz	1.8 V	5.5 V	32-VFQFN Exposed Pad	10 b 12	Surface Mount	256 x 8	AVR	1 K	I2C SPI UART/USART	27	32-VQFN (5x5)	8-Bit	125 °C	-40 °C
Microchip Technology ATMEGA808-MU	Internal	FLASH	20 MHz	1.8 V	5.5 V	32-VFQFN Exposed Pad	10 b 12	Surface Mount	256 x 8	AVR	1 K	I2C SPI UART/USART	27	32-VQFN (5x5)	8-Bit	85 °C	-40 °C

Pricing

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

Distributor	Package	Quantity	$

Digikey	Tube	1	$ 0.97
		25	$ 0.88
		100	$ 0.80
Microchip Direct	TUBE	1	$ 0.97
		25	$ 0.88
		100	$ 0.80
		1000	$ 0.74
		5000	$ 0.70
Newark	Each	100	$ 0.80

Description

General part information

ATMEGA808 Series

ATmega808 is a microcontroller featuring the 8-bit AVR® processor with hardware multiplier, running at up to 20 MHz and with up to 8 KB Flash, 1 KB SRAM and 256 bytes of EEPROM in 28- and 32-pin packages. The series uses the latest Core Independent Peripherals with low-power features, including Event System, intelligent analog, and advanced peripherals.

[megaAVR 0-series Overview](https://ww1.microchip.com/downloads/en/devicedoc/megaavr0-series-family-data-sheet-ds40002015b.pdf)

Documents

Technical documentation and resources

ATMEGA808-XU

Deep-Dive with AI

ATMEGA808-XU

Deep-Dive with AI

Technical Specifications

ATMEGA808 Series

Pricing

Description

ATMEGA808 Series

Documents

ATmega808/809/1608/1609 Silicon Errata and Data Sheet Clarification

AVR1000b: Getting Started with Writing C-Code for AVR MCUs

ATmega808/809/1608/1609 Data Sheet

AVR040: EMC Design Considerations

Getting Started with GPIO

Using Matrix Keypad with AVR® Devices

megaAVR® 0-Series Family

ATMEGA808 Series