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Model ATMEGA644A-AU

Description 8 We offer multiple MegaAVR 8-bit microcontrollers from Atmel at RS Components, with 32KB to 256KB flash memory. Each microcontroller is based on an enhanced RISC architecture and has QTouch library support. All microcontroller types have different Kb of system programmable memory, EEPROM, and SRAM, as well as different pin and package types. **MegaAVR 8-bit microcontroller type** ATmega32 ATmega64 ATmega128 ATmega324 ATmega325 ATmega406 ATmega640 ATmega644 ATmega645 ATmega1280 ATmega1281 ATmega1284 ATmega2560 ATmega2561 ATmega3250 ATmega6450

Brand: Microchip

Packaging TQFP-44

Delivery time

Packaging method Tray

Standard packaging quantity 1

Freight charges： In stock Freight rate：$13.00

Quantity：

Inventory(2156) Minimum order quantity(1)

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Technical parameters/frequency:	20 MHz
Technical parameters/power supply voltage (DC):	1.80V (min)
Technical parameters/number of pins:	44
Technical parameters/clock frequency:	20.0 MHz
Technical parameters/RAM size:	4 KB
Technical parameters/Analog to Digital Conversion (ADC):	1
Technical parameters/number of inputs/outputs:	32 Input
Technical parameters/operating temperature (Max):	85 ℃
Technical parameters/operating temperature (Min):	-40 ℃
Technical parameters/power supply voltage:	1.8V ~ 5.5V
Technical parameters/power supply voltage (Max):	5.5 V
Technical parameters/power supply voltage (Min):	1.8 V
Encapsulation parameters/installation method:	Surface Mount
Package parameters/number of pins:	44
Encapsulation parameters/Encapsulation:	TQFP-44
Dimensions/Length:	10 mm
Dimensions/Width:	10 mm
Dimensions/Height:	1.05 mm
Dimensions/Packaging:	TQFP-44
Physical parameters/operating temperature:	-40℃ ~ 85℃
Other/Product Lifecycle:	Unknown
Other/Packaging Methods:	Tray
Other/Manufacturing Applications:	Industrial, computer and computer peripherals
Compliant with standards/RoHS standards:	RoHS Compliant
Compliant with standards/lead standards:	lead-free
Compliant with the REACH SVHC standard:	No SVHC
Compliant with standard/REACH SVHC version:	2015/12/17
Customs information/ECCN code:	EAR99