AVR Core Microcontrollers - MCU

Types of Microcontrollers - MCU
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Core
Program Memory Size
Data Bus Width
ADC Resolution
Maximum Clock Frequency
Number of I/Os
Data RAM Size
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Supply Voltage - Max
Minimum Operating Temperature
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Packaging
Microchip Technology 8-bit Microcontrollers - MCU 20MHz, 16KB, TQFP
Datasheet
928In Stock
Min.: 1
Mult.: 1
: 2,000

SMD/SMT TQFP-32 AVR 16 kB 8 bit 10 bit 20 MHz 27 I/O 2 kB 1.8 V 5.5 V - 40 C + 85 C Reel, Cut Tape
Microchip Technology 8-bit Microcontrollers - MCU 20MHz, 16KB, TQFP
Datasheet
675In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-48 AVR 16 kB 8 bit 10 bit 20 MHz 41 I/O 2 kB 1.8 V 5.5 V - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU 20MHz, 16KB, TQFP
Datasheet
150In Stock
2,500Expected 03/09/2026
Min.: 1
Mult.: 1
: 2,500

SMD/SMT TQFP-48 AVR 16 kB 8 bit 10 bit 20 MHz 41 I/O 2 kB 1.8 V 5.5 V - 40 C + 85 C Reel, Cut Tape
Microchip Technology 8-bit Microcontrollers - MCU 16kB Flash 0.5kB EEPROM 35 I/O Pins
Datasheet
116In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-40 AVR 16 kB 8 bit No ADC 16 MHz 35 I/O 1 kB 2.7 V 5.5 V - 40 C + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU 20 MHZ, TQFP, 105C, GREEN T&R
Datasheet
472In Stock
Min.: 1
Mult.: 1
: 2,000

SMD/SMT TQFP-32 AVR 16 kB 8 bit 10 bit 20 MHz 27 I/O 1 kB 1.8 V 5.5 V - 40 C + 105 C Reel, Cut Tape

Microchip Technology 8-bit Microcontrollers - MCU AVR 16K FLASH 512B EE 1K SRAM LCD ADC
Datasheet
101In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-64 AVR 16 kB 8 bit 10 bit 16 MHz 54 I/O 1 kB 2.7 V 5.5 V - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU 16K Flsh, 1K EEPROM 2.5K SRAM
Datasheet
39In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 AVR 16 kB 8 bit 10 bit 16 MHz 26 I/O 1.25 kB 2.7 V 5.5 V - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU USB 16K FLASH 16 MHz
Datasheet
670In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

SMD/SMT VQFN-44 AVR 8 bit 16 MHz 2.7 V 5.5 V Reel, Cut Tape, MouseReel

Microchip Technology 8-bit Microcontrollers - MCU AVR 256K FLASH 4K EE 8K SRAM ADC 5V
Datasheet
41In Stock
Min.: 1
Mult.: 1

SMD/SMT MLF-64 AVR 256 kB 8 bit 10 bit 16 MHz 54 I/O 8 kB 4.5 V 5.5 V - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU 20MHz, 32KB, TQFP
Datasheet
392In Stock
2,500Expected 07/09/2026
Min.: 1
Mult.: 1
: 2,500

SMD/SMT TQFP-48 AVR 32 kB 8 bit 10 bit 20 MHz 41 I/O 4 kB 1.8 V 5.5 V - 40 C + 125 C Reel, Cut Tape
Microchip Technology 8-bit Microcontrollers - MCU AVR 32K FLSH 2K SRAM 1KB EE-20MHz IND
Datasheet
180In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 AVR 32 kB 8 bit 10 bit 20 MHz 69 I/O 2 kB 1.8 V 5.5 V - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 32K FL 2K SRAM 1KB EE 20MHz Ind Grn
Datasheet
104In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 AVR 32 kB 8 bit 10 bit 20 MHz 54 I/O 2 kB 1.8 V 5.5 V - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU ATMEGA328PB 20MHZ Extd. Temp
Datasheet
497In Stock
12,000On Order
Min.: 1
Mult.: 1

SMD/SMT TQFP-32 AVR 32 kB 8 bit 10 bit 20 MHz 27 I/O 2 kB 1.8 V 5.5 V - 40 C + 105 C AEC-Q100 Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 32K FL 2K SRAM 1KB EE 20 MHZ GRN
Datasheet
243In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 AVR 32 kB 8 bit 10 bit 20 MHz 54 I/O 2 kB 1.8 V 5.5 V - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 32K FLSH 2K SRAM 1KB EE-20MHz IND
Datasheet
6In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT TQFP-64 AVR 32 kB 8 bit 10 bit 20 MHz 54 I/O 2 kB 1.8 V 5.5 V - 40 C + 85 C Reel, Cut Tape, MouseReel

Microchip Technology 8-bit Microcontrollers - MCU 20MHz, 48KB, TQFP
Datasheet
414In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-32 AVR 48 kB 8 bit 10 bit 20 MHz 27 I/O 6 kB 1.8 V 5.5 V - 40 C + 85 C Tray

Microchip Technology 8-bit Microcontrollers - MCU 20MHz, 48KB, TQFP
Datasheet
601In Stock
2,000Expected 16/10/2026
Min.: 1
Mult.: 1
: 2,000

SMD/SMT TQFP-32 AVR 48 kB 8 bit 10 bit 20 MHz 27 I/O 6 kB 1.8 V 5.5 V - 40 C + 85 C Reel, Cut Tape
Microchip Technology 8-bit Microcontrollers - MCU 20MHz, 48KB, SOIC
Datasheet
137In Stock
Min.: 1
Mult.: 1

SMD/SMT SSOP-28 AVR 48 kB 8 bit 10 bit 20 MHz 23 I/O 6 kB 1.8 V 5.5 V - 40 C + 125 C Tube
Microchip Technology 8-bit Microcontrollers - MCU 20MHz, 48KB, SOIC
Datasheet
792In Stock
Min.: 1
Mult.: 1

SMD/SMT SSOP-28 AVR 48 kB 8 bit 10 bit 20 MHz 23 I/O 6 kB 1.8 V 5.5 V - 40 C + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU 20MHz, 48KB, QFN
Datasheet
229In Stock
Min.: 1
Mult.: 1

SMD/SMT VQFN-48 AVR 48 kB 8 bit 10 bit 20 MHz 41 I/O 6 kB 1.8 V 5.5 V - 40 C + 125 C Tray
Microchip Technology 8-bit Microcontrollers - MCU 20MHz, 48KB, QFN
Datasheet
332In Stock
Min.: 1
Mult.: 1

SMD/SMT VQFN-48 AVR 48 kB 8 bit 10 bit 20 MHz 41 I/O 6 kB 1.8 V 5.5 V - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU Mega AVR 0-Series, 20MHz, 48KB, PDIP-40
Datasheet
295In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-40 AVR 48 kB 8 bit 10 bit 20 MHz 33 I/O 6 kB 1.8 V 5.5 V - 40 C + 125 C Tube
Microchip Technology 8-bit Microcontrollers - MCU AVR 4KB FLASH 20 MHZ,IND TEMP
Datasheet
86In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-32 AVR 4 kB 8 bit 10 bit 20 MHz 23 I/O 512 B 1.8 V 5.5 V - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU 20 MHZ, TQFP, 105C, GREEN
Datasheet
738In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-32 AVR 4 kB 8 bit 10 bit 20 MHz 27 I/O 512 B 1.8 V 5.5 V - 40 C + 105 C Tray

Microchip Technology 8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC
Datasheet
25In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-64 AVR 64 kB 8 bit 10 bit 16 MHz 53 I/O 4 kB 4.5 V 5.5 V - 40 C + 85 C Tray