Specifications

Technical Reference

Legislation and Compliance

Product Details

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Select all	Attribute	Value
	Brand	Microchip
	Product Type	Microcontroller
	Series	ATmega4808
	Package Type	TQFP
	Mount Type	Surface
	Pin Count	32
	Device Core	AVR
	Data Bus Width	8bit
	Program Memory Size	48kB
	Maximum Clock Frequency	20MHz
	RAM Size	6.14kB
	Maximum Supply Voltage	5.5V
	Number of Programmable I/Os	23
	Minimum Operating Temperature	-40°C
	Analogue Comparators	1
	Maximum Power Dissipation Pd	1W
	Maximum Operating Temperature	125°C
	Length	7mm
	Height	1mm
	Standards/Approvals	RoHS
	Width	7 mm
	Minimum Supply Voltage	1.8V
	Program Memory Type	FLASH
	ADCs	12 x 10 Bit
	Automotive Standard	No
	Instruction Set Architecture	RISC
	Number of Timers	4

	Select all
	Brand Microchip
	Product Type Microcontroller
	Series ATmega4808
	Package Type TQFP
	Mount Type Surface
	Pin Count 32
	Device Core AVR
	Data Bus Width 8bit
	Program Memory Size 48kB
	Maximum Clock Frequency 20MHz
	RAM Size 6.14kB
	Maximum Supply Voltage 5.5V
	Number of Programmable I/Os 23
	Minimum Operating Temperature -40°C
	Analogue Comparators 1
	Maximum Power Dissipation Pd 1W
	Maximum Operating Temperature 125°C
	Length 7mm
	Height 1mm
	Standards/Approvals RoHS
	Width 7 mm
	Minimum Supply Voltage 1.8V
	Program Memory Type FLASH
	ADCs 12 x 10 Bit
	Automotive Standard No
	Instruction Set Architecture RISC
	Number of Timers 4

Datasheet

COO (Country of Origin):: TW

The ATmega4808 is a microcontroller featuring the 8-bit AVR® processor with hardware multiplier - running at up to 20MHz and with up to 48Kb Flash, 6Kb SRAM and 256 b 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.

8-bit high-performance AVR RISC CPU

Hardware multiplier

Three sleep modes:

Idle

Standby

Power Down

Event System

Watchdog Timer (WDT)

Power-On Reset (POR)

Brown-Out Detection (BOD)

Single pin programming and debugging interface (UPDI)

Analog Features

12 Channel 10-bit ADC with Voltage Reference

Analog Comparator (AC)

Timing/Waveform/Measurement Control

Configurable Custom Logic (CCL)

4x 16-bit Timer (TCA / TCB)

Cyclical Redundancy Check (CRC/SCAN)

Communication

SPI / I2C / USART

Units	Per unit	Per Pack*
10 - 490	$3.126	$31.26
500 +	$3.072	$30.72

Microchip ATmega4808-AFR, 8 bit AVR, ATmega4808 Microcontroller, 20 MHz, 48kB FLASH, 32-Pin TQFP

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