Specification	ATMEGA3208-AUR

Connectivity	I2C, SPI, UART/USART
Core Processor	AVR
Core Size	8-Bit
Data Converters	12, 10 b
EEPROM Size	256 x 8
Mounting Type	Surface Mount
Number of I/O	27
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Oscillator Type	Internal
Package / Case	32-TQFP
Program Memory Size	32 KB
Program Memory Type	FLASH
RAM Size	4K x 8
Speed	20 MHz
Supplier Device Package	32-TQFP (7x7)
Voltage - Supply (Vcc/Vdd) [Max]	5.5 V
Voltage - Supply (Vcc/Vdd) [Min]	1.8 V

ATMEGA3208 Series

Part	Supplier Device Package	Operating Temperature [Max]	Operating Temperature [Min]	EEPROM Size	Mounting Type	RAM Size	Package / Case	Core Processor	Core Size	Connectivity	Oscillator Type	Voltage - Supply (Vcc/Vdd) [Min]	Voltage - Supply (Vcc/Vdd) [Max]	Program Memory Size	Number of I/O	Speed	Data Converters	Program Memory Type	Package / Case [custom]	Package / Case [custom]	Data Converters [custom]	Data Converters [custom]
Microchip Technology ATMEGA3208-MU	32-VQFN (5x5)	85 °C	-40 °C	256 x 8	Surface Mount	4K x 8	32-VFQFN Exposed Pad	AVR	8-Bit	I2C SPI UART/USART	Internal	1.8 V	5.5 V	32 KB	27	20 MHz	10 b 12	FLASH
Microchip Technology ATMEGA3208-AUR	32-TQFP (7x7)	85 °C	-40 °C	256 x 8	Surface Mount	4K x 8	32-TQFP	AVR	8-Bit	I2C SPI UART/USART	Internal	1.8 V	5.5 V	32 KB	27	20 MHz	10 b 12	FLASH
Microchip Technology ATMEGA3208-MF	32-VQFN (5x5)	125 °C	-40 °C	256 x 8	Surface Mount	4K x 8	32-VFQFN Exposed Pad	AVR	8-Bit	I2C SPI UART/USART	Internal	1.8 V	5.5 V	32 KB	27	20 MHz	10 b 12	FLASH
Microchip Technology ATMEGA3208-XUR	28-SSOP	85 °C	-40 °C	256 x 8	Surface Mount	4K x 8	28-SSOP	AVR	8-Bit	I2C SPI UART/USART	Internal	1.8 V	5.5 V	32 KB	23	20 MHz		FLASH	0.209 in	5.3 mm	8	10
Microchip Technology ATMEGA3208-AFR	32-TQFP (7x7)	125 °C	-40 °C	256 x 8	Surface Mount	4K x 8	32-TQFP	AVR	8-Bit	I2C SPI UART/USART	Internal	1.8 V	5.5 V	32 KB	27	20 MHz	10 b 12	FLASH
Microchip Technology ATMEGA3208-XU	28-SSOP	85 °C	-40 °C	256 x 8	Surface Mount	4K x 8	28-SSOP	AVR	8-Bit	I2C SPI UART/USART	Internal	1.8 V	5.5 V	32 KB	23	20 MHz		FLASH	0.209 in	5.3 mm	8	10
Microchip Technology ATMEGA3208-AU	32-TQFP (7x7)	85 °C	-40 °C	256 x 8	Surface Mount	4K x 8	32-TQFP	AVR	8-Bit	I2C SPI UART/USART	Internal	1.8 V	5.5 V	32 KB	27	20 MHz	10 b 12	FLASH
Microchip Technology ATMEGA3208-AF	32-TQFP (7x7)	125 °C	-40 °C	256 x 8	Surface Mount	4K x 8	32-TQFP	AVR	8-Bit	I2C SPI UART/USART	Internal	1.8 V	5.5 V	32 KB	27	20 MHz	10 b 12	FLASH
Microchip Technology ATMEGA3208-MFR	32-VFQFN (5x5)	125 °C	-40 °C	256 x 8	Surface Mount	4K x 8	32-VFQFN Exposed Pad	AVR	8-Bit	I2C SPI UART/USART	Internal	1.8 V	5.5 V	32 KB	27	20 MHz	10 b 12	FLASH

Pricing

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

Distributor	Package	Quantity	$

Digikey	Tape & Reel (TR)	2000	$ 1.21
Microchip Direct	T/R	1	$ 1.47
		25	$ 1.33
		100	$ 1.21
		1000	$ 1.11
		5000	$ 1.06
Newark	Each (Supplied on Full Reel)	100	$ 1.21

Description

General part information

ATMEGA3208 Series

The ATmega3208 is a microcontroller featuring the 8-bit AVR® processor with hardware multiplier - running at up to 20 MHz and with up to 32 KB Flash, 4 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)

[Check out Code Examples](https://github.com/MicrochipTech?utf8=%E2%9C%93&q=atmega4809&type=&language=)

Documents

Technical documentation and resources

Datasheet

megaAVR® 0-Series Family

Datasheet

Product Change Notice EN

Datasheet

ATMEGA3208-AUR

Deep-Dive with AI

ATMEGA3208-AUR

Deep-Dive with AI

Technical Specifications

ATMEGA3208 Series

Pricing

Description

ATMEGA3208 Series

Documents

AVR040: EMC Design Considerations

Using Matrix Keypad with AVR® Devices

ATmega3208/3209 Data Sheet

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

ATmega3208/3209 Silicon Errata and Data Sheet Clarification

Getting Started with GPIO

Datasheet

megaAVR® 0-Series Family

Product Change Notice EN

ATMEGA3208 Series