ATMEGA644 stock, ATMEGA644, ATMEGA644PR231-MU


PartNumber	ATMEGA644PA-AN	ATMEGA644PA-ANR	ATMEGA644P-A15AZ
Description	8-bit Microcontrollers - MCU 16 MHz, 105C, Green, TQFP	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-16MHz 105C	8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE16MHZ 5V
Manufacturer	Microchip	Microchip	Microchip
Product Category	8-bit Microcontrollers - MCU	8-bit Microcontrollers - MCU	8-bit Microcontrollers - MCU
RoHS	Y	Y	Y
Mounting Style	SMD/SMT	-	SMD/SMT
Package / Case	TQFP-44	TQFP-44	TQFP-44
Series	ATmega644	ATmega644	ATmega644P
Core	AVR	AVR	AVR
Data Bus Width	8 bit	8 bit	8 bit
Maximum Clock Frequency	20 MHz	20 MHz	16 MHz
Program Memory Size	64 kB	-	64 kB
Data RAM Size	4 kB	-	4 kB
ADC Resolution	10 bit	-	-
Number of I/Os	32 I/O	-	32 I/O
Operating Supply Voltage	1.8 V to 5.5 V	1.8 V to 5.5 V	2.7 V to 5.5 V
Minimum Operating Temperature	- 40 C	-	- 40 C
Maximum Operating Temperature	+ 105 C	-	+ 125 C
Packaging	Tray	Reel	Reel
Product	MCU	MCU	MCU
Program Memory Type	Flash	-	Flash
Brand	Microchip Technology / Atmel	Microchip Technology / Atmel	Microchip Technology / Atmel
Data RAM Type	SRAM	-	SRAM
Data ROM Size	2 kB	-	2 kB
Data ROM Type	EEPROM	-	EEPROM
Interface Type	I2C, SPI, USART	-	2-Wire, JTAG, SPI, USART
Moisture Sensitive	Yes	-	Yes
Number of ADC Channels	8 Channel	-	-
Number of Timers/Counters	2 x 8 bit, 1 x 16 bit	-	3 Timer
Product Type	8-bit Microcontrollers - MCU	8-bit Microcontrollers - MCU	8-bit Microcontrollers - MCU
Factory Pack Quantity	160	2000	1500
Subcategory	Microcontrollers - MCU	Microcontrollers - MCU	Microcontrollers - MCU
Supply Voltage Max	5.5 V	-	5.5 V
Supply Voltage Min	1.8 V	-	2.7 V
Tradename	AVR	AVR	AVR
Watchdog Timers	Watchdog Timer	-	-
Processor Series	-	megaAVR	megaAVR
Height	-	-	1.05 mm
Length	-	-	10 mm
Width	-	-	10 mm

Start with
ATMEGA644 66
ATMEGA64 209
ATMEGA 1563
ATMEG 1574
ATME 1622
ATM 2997

Search Part Number : "ATMEGA644", Match & Start with "ATMEGA644" - Total : 120

Manufacturer	Part #	Description
Microchip Technology / Atmel	ATMEGA644PR231-MU	RF Microcontrollers - MCU ATmega 644PV-10MU AT86RF231-ZU
	ATMEGA644PR212-MU	RF Microcontrollers - MCU ATmega 644PV-10MU AT86RF212-ZU
	ATMEGA644PR212-AU	RF Microcontrollers - MCU ATmega 644PV-10AU AT86RF212-ZU
	ATMEGA644PR231-AU	RF Microcontrollers - MCU ATmega 644PV-10AU AT86RF231-ZU
	ATMEGA644PA-AN	8-bit Microcontrollers - MCU 16 MHz, 105C, Green, TQFP
	ATMEGA644PA-MUR	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-20MHz IND
	ATMEGA644PA-AU	8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
	ATMEGA644PA-AUR	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-20MHz IND
	ATMEGA644PV-10MU	8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM
	ATMEGA644PA-PU	8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
	ATMEGA644PA-MU	8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
	ATMEGA644PV-10AQ	8-bit Microcontrollers - MCU AVR 64KB, 2KB EE 20MHz 4KB SRAM, 1.8V
	ATMEGA644PV-10PQ	8-bit Microcontrollers - MCU AVR 64KB, 2KB EE 10MHz 4KB SRAM, 1.8V
	ATMEGA644PV-10AU	8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC-10MHZ
	ATMEGA644PV-10AUR	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-10MHz, 1.8V
	ATMEGA644PA-ANR	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-16MHz 105C
	ATMEGA644PV-10MQ	8-bit Microcontrollers - MCU AVR 64KB, 2KB EE 10MHz 4KB SRAM, 1.8V
	ATMEGA644PA-MNR	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-16MHz 105C
	ATMEGA644PV-10PU	8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC-10MHZ
	ATMEGA644PV-10MUR	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-10MHz, 1.8V
	ATMEGA644PV-10AQR	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-20MHz, 5V
	ATMEGA644PV-10MQR	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-10MHz, 1.8V
	ATMEGA644P-A15AZ	8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE16MHZ 5V
	ATMEGA644PA-MN	8-bit Microcontrollers - MCU AVR 64 KB FL 2 KB EE 4KB RAM 16 MHZ GRN
	ATMEGA644PA-AN	16 MHZ, 105C, GREEN, TQFP
	ATMEGA644PV-10MQR	Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-10MHz, 1.8V
	ATMEGA644PV-10MUR	Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-10MHz, 1.8V
	ATMEGA644PV-10AQR	Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-20MHz, 5V
	ATMEGA644PV-10AUR	Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-10MHz, 1.8V
	ATMEGA644P-A15MZ	Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V
	ATMEGA644PA-MNR	Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-16MHz 105C
	ATMEGA644PA-MUR	Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-20MHz IND
	ATMEGA644PA-ANR	Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-16MHz 105C
	ATMEGA644P-A15AZ	Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V
	ATMEGA644PA-AUR	Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-20MHz IND
	ATMEGA644PV-10MQ	Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 64KB, 2KB EE 10MHz 4KB SRAM, 1.8V
	ATMEGA644PV-10AQ	Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 64KB, 2KB EE 20MHz 4KB SRAM, 1.8V
	ATMEGA644PV-10PQ	Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 64KB, 2KB EE 10MHz 4KB SRAM, 1.8V
	ATMEGA644PA-MN	Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 64 KB FL 2 KB EE 4KB RAM 16 MHZ GRN
	ATMEGA644PV-10MU	Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM
	ATMEGA644PV-10AU	Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC-10MHZ
	ATMEGA644PA-PU	Microcontrollers - MCU 8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
	ATMEGA644PA-MU	Microcontrollers - MCU 8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
	ATMEGA644PA-AU	Microcontrollers - MCU 8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
	ATMEGA644PR231-AU	Microcontrollers - MCU RF Microcontrollers - MCU ATmega 644PV-10AU AT86RF231-ZU
	ATMEGA644PR212-AU	Microcontrollers - MCU RF Microcontrollers - MCU ATmega 644PV-10AU AT86RF212-ZU
	ATMEGA644PR212-MU	Microcontrollers - MCU RF Microcontrollers - MCU ATmega 644PV-10MU AT86RF212-ZU
	ATMEGA644PR231-MU	Microcontrollers - MCU RF Microcontrollers - MCU ATmega 644PV-10MU AT86RF231-ZU
	ATMEGA644P-B15MZ	Microcontroller 8-Bit AVR RISC 64KB Flash - Bulk (Alt: ATMEGA644P-B15MZ)
	ATMEGA644PA	New and Original

ATMEGA644

ATMEGA644PA-AN vs ATMEGA644PA-ANR vs ATMEGA644P-A15AZ