megaAVR® CMOS 8-bit Microcontrollers

Microchip Technology megaAVR® CMOS 8-bit Microcontrollers are low-power microcontrollers that are based on the AVR® enhanced RISC architecture. The devices like ATmega164A, ATmega164PA, ATmega324A, ATmega324PA, ATmega644A, ATmega644PA, ATmega1284, and ATmega1284P fall under the megaAVR category of microcontrollers. These devices feature 16KB to 128KB FLASH memory, 1KB to 16KB SRAM, and 512bytes to 4KB EEPROM. The megaAVR devices execute instructions in a single clock cycle that helps the CPU to achieve a throughput of one Million Instructions Per Second (MIPS) per megahertz. This allows the system designer to optimize power consumption versus processing speed.

Types of Microcontrollers - MCU

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Results: 29
Select Image Part # Mfr. Description Datasheet Availability Pricing (SGD) Filter the results in the table by unit price based on your quantity. Qty. RoHS Mounting Style Package/Case Core Data Bus Width Maximum Clock Frequency Program Memory Size Data RAM Size ADC Resolution Number of I/Os Supply Voltage - Min Supply Voltage - Max Maximum Operating Temperature Packaging
Microchip Technology 8-bit Microcontrollers - MCU AVR,16KB FLASH,20MHZ IND TEMP,8V 7,713In Stock
Min.: 1
Mult.: 1
: 2,000

SMD/SMT TQFP-44 AVR 8 bit 20 MHz 16 kB 1 kB 10 bit 32 I/O 1.8 V 5.5 V + 85 C Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz 1,896In Stock
Min.: 1
Mult.: 1
: 2,000

SMD/SMT TQFP-44 AVR 8 bit 20 MHz 128 kB 16 kB 10 bit 32 I/O 1.8 V 5.5 V + 85 C Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU AVR,128KB FLASH,1.8V 4KB EE 16KB SRAM 3,808In Stock
Min.: 1
Mult.: 1
: 4,000

SMD/SMT VQFN-44 AVR 8 bit 20 MHz 128 kB 16 kB 10 bit 32 I/O 1.8 V 5.5 V + 85 C Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU 128KB Flash 20MHz 1.8V-5.5V 444In Stock
Min.: 1
Mult.: 1

SMD/SMT VQFN-44 AVR 8 bit 20 MHz 128 kB 16 kB 10 bit 32 I/O 1.8 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 64 KB FL 2 KB EE 4KB RAM 16 MHZ GRN 90In Stock
Min.: 1
Mult.: 1

SMD/SMT VQFN-44 AVR 8 bit 20 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 128KB Flash 20MHz 1.8V-5.5V 12,119In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 AVR 8 bit 20 MHz 128 kB 16 kB 10 bit 32 I/O 1.8 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz 441In Stock
4,000Expected 20/7/2026
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 AVR 8 bit 20 MHz 128 kB 16 kB 10 bit 32 I/O 1.8 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz 383In Stock
Min.: 1
Mult.: 1

SMD/SMT MLF-44 AVR 8 bit 20 MHz 128 kB 16 kB 10 bit 32 I/O 1.8 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz 1,022In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-40 AVR 8 bit 20 MHz 128 kB 16 kB 10 bit 32 I/O 1.8 V 5.5 V + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU AVR,128KB FLASH,1.8V 4KB EE 16KB SRAM 1,971In Stock
Min.: 1
Mult.: 1
: 2,000

SMD/SMT TQFP-44 AVR 8 bit 20 MHz 128 kB 16 kB 10 bit 32 I/O 1.8 V 5.5 V + 85 C Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU 128KB Flash 20MHz 1.8V-5.5V 1,108In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-40 AVR 8 bit 20 MHz 128 kB 16 kB 10 bit 32 I/O 1.8 V 5.5 V + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU 20 MHz Ind Temp 308In Stock
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 1.8 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU 16 MHz, 105C, Green, TQFP 262In Stock
480Expected 13/10/2026
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 AVR 8 bit 20 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 64K Flash 2K EEPROM 4K SRAM 32 IO Pins 724In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 AVR 8 bit 20 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 RAM-20MHz IND 2,132In Stock
Min.: 1
Mult.: 1
: 2,000

SMD/SMT TQFP-44 AVR 8 bit 20 MHz 64 kB 4 kB 10 bit 32 I/O 1.8 V 5.5 V + 85 C Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins 470In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-44 AVR 8 bit 20 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 20 MHz Ind Temp 558In Stock
Min.: 1
Mult.: 1
: 2,000

SMD/SMT TQFP-44 AVR 8 bit 20 MHz 64 kB 4 kB 10 bit 32 I/O 1.8 V 5.5 V + 85 C Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins 685In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-40 AVR 8 bit 20 MHz 64 kB 4 kB 10 bit 32 I/O 1.8 V 5.5 V + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU 20 MHz Ind Temp 71In Stock
360Expected 18/8/2026
Min.: 1
Mult.: 1

SMD/SMT VQFN-44 AVR 8 bit 20 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 20 MHz Ind Temp 252In Stock
300Expected 1/7/2026
Min.: 1
Mult.: 1

Through Hole PDIP-40 AVR 8 bit 20 MHz 64 kB 4 kB 10 bit 32 I/O 1.8 V 5.5 V + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz Non-Stocked Lead-Time 9 Weeks
Min.: 4,000
Mult.: 4,000
: 4,000

SMD/SMT MLF-44 AVR 8 bit 20 MHz 1.8 V 5.5 V Reel
Microchip Technology 8-bit Microcontrollers - MCU 20 MHz Ind Temp Non-Stocked Lead-Time 9 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-16MHz 105C Non-Stocked Lead-Time 10 Weeks
Min.: 2,000
Mult.: 2,000
: 2,000

SMD/SMT TQFP-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-16MHz 105C Non-Stocked Lead-Time 9 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 Non-Stocked Lead-Time 9 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