ATmega644PA 8-bit AVR® Microcontrollers

Microchip ATmega644PA 8-bit AVR® CMOS Microcontrollers are low-power and based on the AVR® enhanced RISC architecture. The Atmel ATmega644PA is a powerful 8-bit microcontroller, that offers excellent flexibility and a cost-effective solution to a wide range of embedded control applications.

Types of Microcontrollers - MCU
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Microchip Technology 8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC LCD
Datasheet
26In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 AVR 8 bit 16 MHz 64 kB 4 kB 10 bit 69 I/O 4.5 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-20MHz, IND
Datasheet
23In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 AVR 8 bit 16 MHz 64 kB 4 kB 10 bit 54 I/O 1.8 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V
Datasheet
1.120On Order
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 AVR 8 bit 20 MHz 64 kB 4 kB 10 bit 32 I/O 2.7 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE - 20MHZ 5V
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1
Mult.: 1

SMD/SMT MLF-44 AVR 8 bit 20 MHz 64 kB 4 kB 10 bit 32 I/O 2.7 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU 20 MHz Ind Temp
Datasheet
Non-Stocked Lead-Time 8 Weeks
Min.: 4.000
Mult.: 4.000
: 4.000

SMD/SMT VQFN-44 AVR 8 bit 20 MHz 1.8 V 5.5 V Reel
Microchip Technology 8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ IND,5V
Datasheet
Non-Stocked Lead-Time 11 Weeks
Min.: 2.000
Mult.: 2.000
: 2.000

SMD/SMT TQFP-44 AVR 8 bit 20 MHz 2.7 V 5.5 V Reel
Microchip Technology 8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 360
Mult.: 360

SMD/SMT VQFN-44 AVR 8 bit 20 MHz 64 kB 4 kB 32 I/O 2.7 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHz EXT,5V
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 4.000
Mult.: 4.000
: 4.000

SMD/SMT VQFN-44 AVR 8 bit 20 MHz 2.7 V 5.5 V Reel
Microchip Technology 8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ IND,5V
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 4.000
Mult.: 4.000
: 4.000

SMD/SMT VQFN-44 AVR 8 bit 20 MHz 2.7 V 5.5 V Reel
Microchip Technology 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-16MHz 105C
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 4.000
Mult.: 4.000
: 4.000

SMD/SMT VQFN-44 AVR 8 bit 20 MHz 1.8 V 5.5 V Reel
Microchip Technology 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-20MHz IND
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 4.000
Mult.: 4.000
: 4.000

SMD/SMT VQFN-44 AVR 8 bit 20 MHz 1.8 V 5.5 V Reel
Microchip Technology 8-bit Microcontrollers - MCU AVR 64KB, 2KB EE 10MHz 4KB SRAM, 1.8V
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 360
Mult.: 360

SMD/SMT VQFN-44 AVR 8 bit 10 MHz 64 kB 4 kB 32 I/O 1.8 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-10MHz, 1.8V
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 4.000
Mult.: 4.000
: 4.000
SMD/SMT VQFN-44 AVR 8 bit 10 MHz 1.8 V 5.5 V Reel
Microchip Technology 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-10MHz, 1.8V
Datasheet
Non-Stocked Lead-Time 8 Weeks
Min.: 4.000
Mult.: 4.000
: 4.000

SMD/SMT VQFN-44 AVR 8 bit 10 MHz 1.8 V 5.5 V Reel
Microchip Technology 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-10MHz, 1.8V
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 4.000
Mult.: 4.000
: 4.000

SMD/SMT VQFN-44 AVR 8 bit 10 MHz 1.8 V 5.5 V Reel
Microchip Technology 8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC-10MHZ
Datasheet
Non-Stocked Lead-Time 8 Weeks
Min.: 1
Mult.: 1

SMD/SMT MLF-44 AVR 8 bit 10 MHz 64 kB 4 kB 10 bit 32 I/O 1.8 V 5.5 V + 85 C Tray

Microchip Technology 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-20MHz, IND
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 260
Mult.: 260

SMD/SMT VQFN-64 AVR 8 bit 16 MHz 64 kB 4 kB 10 bit 54 I/O 1.8 V 5.5 V + 85 C Tray

Microchip Technology 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-8MHz, IND
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 4.000
Mult.: 4.000
: 4.000

SMD/SMT VQFN-64 AVR 8 bit 8 MHz 1.8 V 5.5 V Reel

Microchip Technology 8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC 1.8V
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 260
Mult.: 260

SMD/SMT MLF-64 AVR 8 bit 8 MHz 64 kB 4 kB 10 bit 54 I/O 1.8 V 5.5 V + 85 C Tray

Microchip Technology 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM LCD16MHz,5V
Datasheet
Non-Stocked Lead-Time 8 Weeks
Min.: 4.000
Mult.: 4.000
: 4.000

SMD/SMT VQFN-64 AVR 8 bit 16 MHz 2.7 V 5.5 V Reel
Microchip Technology 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM LCD16MHz,5V
Datasheet
Non-Stocked Lead-Time 9 Weeks
Min.: 1.500
Mult.: 1.500
: 1.500

SMD/SMT TQFP-100 AVR 8 bit 16 MHz 2.7 V 5.5 V Reel

Microchip Technology 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-20MHz, IND
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 4.000
Mult.: 4.000
: 4.000

SMD/SMT VQFN-64 AVR 8 bit 16 MHz 1.8 V 5.5 V Reel

Microchip Technology 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM LCD-16MHz
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 4.000
Mult.: 4.000
: 4.000

SMD/SMT VQFN-64 AVR 8 bit Reel
Microchip Technology 8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC LCD
Datasheet
Lead-Time 12 Weeks
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 AVR 8 bit 8 MHz 64 kB 4 kB 10 bit 54 I/O 2.7 V 5.5 V + 85 C Tray

Microchip Technology 8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC LCD
Datasheet
Non-Stocked Lead-Time 8 Weeks
Min.: 260
Mult.: 260

SMD/SMT MLF-64 AVR 8 bit 8 MHz 64 kB 4 kB 54 I/O 1.8 V 5.5 V + 85 C Tray