Microchip ATMEGA644A-AU, 8bit AVR Microcontroller, ATmega, 20MHz, 2 kB, 64 kB Flash, 44-Pin TQFP

RS Stock No.:: 715-3814
Mfr. Part No.:: ATMEGA644A-AU
Brand:: Microchip

Microchip ATMEGA644A-AU, 8bit AVR Microcontroller, ATmega, 20MHz, 2 kB, 64 kB Flash, 44-Pin TQFP

Discontinued product

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Microchip ATMEGA644A-AU, 8bit AVR Microcontroller, ATmega644A, 20MHz, 64 kB Flash, 44-Pin TQFP

RS Stock No.: 131-0316

Price Each

£4.42

(exc. VAT)

£5.30

(inc. VAT)

RS Stock No.:: 715-3814
Mfr. Part No.:: ATMEGA644A-AU
Brand:: Microchip

ATmega 8-bit Microcontroller with 16/32/64/128K Bytes In-System Programmable Flash Data Sheet

Attribute	Value
Family Name	ATmega
Package Type	TQFP
Mounting Type	Surface Mount
Pin Count	44
Device Core	AVR
Data Bus Width	8bit
Program Memory Size	2 kB, 64 kB
Maximum Frequency	20MHz
RAM Size	4 kB
Number of PWM Units	1
Number of SPI Channels	1
Typical Operating Supply Voltage	1.8 → 5.5 V
Number of I2C Channels	1
Number of USART Channels	2
Number of UART Channels	0
Number of CAN Channels	0
Dimensions	10 x 10 x 1.05mm
Program Memory Type	Flash
Number of Ethernet Channels	0
Pulse Width Modulation	1(6 Channel)
Instruction Set Architecture	RISC
Number of LIN Channels	0
Height	1.05mm
Number of ADC Units	1
Minimum Operating Temperature	-40 °C
Number of PCI Channels	0
Maximum Operating Temperature	+85 °C
Length	10mm
ADCs	8 x 10 bit
Width	10mm

Microchip ATMEGA644A-AU, 8bit AVR Microcontroller, ATmega, 20MHz, 2 kB, 64 kB Flash, 44-Pin TQFP

Alternative

8-Bit megaAVR Microcontrollers, 32KB to 256KB Flash