Specifications

Technical Reference

Legislation and Compliance

Product Details

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Select all	Attribute	Value
	Brand	Microchip
	Family Name	ATmega
	Package Type	QFN
	Mounting Type	Surface Mount
	Pin Count	48
	Device Core	AVR
	Data Bus Width	8bit
	Program Memory Size	48 kB
	Maximum Frequency	20MHz
	RAM Size	6.144 kB
	USB Channels	0
	Number of PWM Units	1
	Number of SPI Channels	1
	Number of I2C Channels	1
	Number of UART Channels	4
	Number of USART Channels	1
	Typical Operating Supply Voltage	1.8 → 5.5 V
	Number of CAN Channels	0
	Height	0.5mm
	Number of LIN Channels	0
	Number of Ethernet Channels	0
	Number of PCI Channels	0
	Program Memory Type	Flash
	Number of ADC Units	1
	Width	6mm
	Dimensions	6 x 6 x 0.5mm
	Pulse Width Modulation	0
	ADCs	16 x 10 bit
	Maximum Number of Ethernet Channels	0
	Instruction Set Architecture	RISC
	Length	6mm
	Minimum Operating Temperature	-40 °C
	Maximum Operating Temperature	+125 °C

	Select all
	Brand Microchip
	Family Name ATmega
	Package Type QFN
	Mounting Type Surface Mount
	Pin Count 48
	Device Core AVR
	Data Bus Width 8bit
	Program Memory Size 48 kB
	Maximum Frequency 20MHz
	RAM Size 6.144 kB
	USB Channels 0
	Number of PWM Units 1
	Number of SPI Channels 1
	Number of I2C Channels 1
	Number of UART Channels 4
	Number of USART Channels 1
	Typical Operating Supply Voltage 1.8 → 5.5 V
	Number of CAN Channels 0
	Height 0.5mm
	Number of LIN Channels 0
	Number of Ethernet Channels 0
	Number of PCI Channels 0
	Program Memory Type Flash
	Number of ADC Units 1
	Width 6mm
	Dimensions 6 x 6 x 0.5mm
	Pulse Width Modulation 0
	ADCs 16 x 10 bit
	Maximum Number of Ethernet Channels 0
	Instruction Set Architecture RISC
	Length 6mm
	Minimum Operating Temperature -40 °C
	Maximum Operating Temperature +125 °C

Datasheet

COO (Country of Origin):: US

The ATmega4809 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 48-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
16 Channel 10-bit ADC with Voltage Reference
Analog Comparator (AC)
Timing/Waveform/Measurement Control
Configurable Custom Logic (CCL)
5x 16-bit Timer (TCA / TCB)
Cyclical Redundancy Check (CRC/SCAN)
Communication
SPI / I2C / USART

Microchip, 8bit AVR, ATmega Microcontroller, 20MHz, 48 kB Flash, 48-Pin QFN