AVR Core Microcontrollers - MCU

Types of Microcontrollers - MCU
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Qty. RoHS Mounting Style
Package/Case
Core
Program Memory Size
Data Bus Width
ADC Resolution
Maximum Clock Frequency
Number of I/Os
Data RAM Size
Supply Voltage - Min
Supply Voltage - Max
Minimum Operating Temperature
Maximum Operating Temperature
Qualification
Packaging
Microchip Technology 8-bit Microcontrollers - MCU 32KB, RWW, 4KB RAM, 28p SPDIP, 85C, 20MHz, CFD, 12b ADC, PGA, 2xComp, DAC, 3xUART, SPI, TWI
Datasheet
189In Stock
Min.: 1
Mult.: 1

Through Hole SPDIP-28 AVR 32 kB 8 bit/16 bit 12 bit 20 MHz 24 I/O 4 kB 1.8 V 5.5 V - 40 C + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU 32KB, RWW, 4KB RAM, 28p, 20MHz, CFD, 12b ADC, PGA, 2xComp, DAC, 3xUART, SPI, TWI
Datasheet
277In Stock
Min.: 1
Mult.: 1

SMD/SMT SSOP-28 AVR 32 kB 8 bit 12 bit 20 MHz 27 I/O 4 kB 1.8 V 5.5 V - 40 C + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU 32KB, RWW, 4KB RAM, 28p, 20MHz, CFD, 12b ADC, PGA, 2xComp, DAC, 3xUART, SPI, TWI
Datasheet
232In Stock
Min.: 1
Mult.: 1

SMD/SMT VQFN-28 AVR 32 kB 8 bit 12 bit 20 MHz 4 kB 1.8 V 5.5 V - 40 C + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU 32KB, RWW, 4KB RAM, 32p, 20MHz, CFD, 12b ADC, PGA, 2xComp, DAC, 3xUART, SPI, TWI
Datasheet
970In Stock
Min.: 1
Mult.: 1

SMD/SMT VQFN-32 AVR 32 kB 8 bit/16 bit 12 bit 20 MHz 28 I/O 4 kB 1.8 V 5.5 V - 40 C + 125 C Tray
Microchip Technology 8-bit Microcontrollers - MCU 32KB, RWW, 4KB RAM, 32p, 20MHz, CFD, 12b ADC, PGA, 2xComp, DAC, 3xUART, SPI, TWI
Datasheet
955In Stock
Min.: 1
Mult.: 1

SMD/SMT VQFN-32 AVR 32 kB 8 bit 12 bit 20 MHz 27 I/O 4 kB 1.8 V 5.5 V - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU 32KB, RWW, 4KB RAM, 48p, 20MHz, CFD, 12b ADC, PGA, 2xComp, DAC, 3xUART, SPI, TWI
Datasheet
427In Stock
Min.: 1
Mult.: 1

SMD/SMT VQFN-48 AVR 32 kB 8 bit/16 bit 12 bit 20 MHz 42 I/O 4 kB 1.8 V 5.5 V - 40 C + 125 C Tube
Microchip Technology 8-bit Microcontrollers - MCU 32KB, RWW, 4KB RAM, 48p, 20MHz, CFD, 12b ADC, PGA, 2xComp, DAC, 3xUART, SPI, TWI
Datasheet
419In Stock
Min.: 1
Mult.: 1

SMD/SMT VQFN-48 AVR 32 kB 8 bit 12 bit 20 MHz 27 I/O 4 kB 1.8 V 5.5 V - 40 C + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU 32KB, RWW, 4KB RAM, 48p, 20MHz, CFD, 12b ADC, PGA, 2xComp, DAC, 3xUART, SPI, TWI
Datasheet
655In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-48 AVR 32 kB 8 bit 12 bit 20 MHz 27 I/O 4 kB 1.8 V 5.5 V - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU 64KB, RWW, 6KB RAM, 32p, 20MHz, CFD, 12b ADC, PGA, 2xComp, DAC, 3xUART, SPI, TWI
Datasheet
490In Stock
Min.: 1
Mult.: 1

SMD/SMT VQFN-32 AVR 64 kB 8 bit/16 bit 12 bit 20 MHz 28 I/O 6 kB 1.8 V 5.5 V - 40 C + 125 C Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 16KB 512B EE 20MHz 1KB SRAM 125c
Datasheet
482In Stock
Min.: 1
Mult.: 1

SMD/SMT VQFN-44 AVR 16 kB 8 bit 10 bit 20 MHz 32 I/O 1 kB 1.8 V 5.5 V - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU 16kB Flash 0.5kB EEPROM 23 I/O Pins
Datasheet
775In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-32 AVR 16 kB 8 bit 10 bit 20 MHz 23 I/O 1 kB 2.7 V 5.5 V - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 16K FLASH,ADC IND TEMP,5V
Datasheet
1,803In Stock
2,000Expected 14/08/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

SMD/SMT TQFP-32 AVR 16 kB 8 bit 10 bit 20 MHz 23 I/O 1 kB 2.7 V 5.5 V - 40 C + 85 C Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM-20MHz
Datasheet
213In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-32 AVR 16 kB 8 bit 10 bit 20 MHz 23 I/O 1 kB 1.8 V 5.5 V - 40 C + 85 C Tray

Microchip Technology 8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM-20MHz
Datasheet
844In Stock
3,136Expected 25/08/2026
Min.: 1
Mult.: 1

Through Hole PDIP-28 AVR 16 kB 8 bit 10 bit 20 MHz 23 I/O 1 kB 1.8 V 5.5 V - 40 C + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU AVR,16KB FLASH,10MHZ IND TEMP 1.8V
Datasheet
794In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

SMD/SMT TQFP-32 AVR 16 kB 8 bit 10 bit 10 MHz 23 I/O 1 kB 1.8 V 5.5 V - 40 C + 85 C Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU 32kB Flash 1kB EEPROM 32 I/O Pins
Datasheet
285In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-40 AVR 32 kB 8 bit 10 bit 16 MHz 32 I/O 2 kB 4.5 V 5.5 V - 40 C + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE2K SRAM-20MHz IND
Datasheet
224In Stock
Min.: 1
Mult.: 1

SMD/SMT MLF-32 AVR 32 kB 8 bit 10 bit 20 MHz 23 I/O 2 kB 1.8 V 5.5 V - 40 C + 85 C Tray

Microchip Technology 8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE2K SRAM-20MHz IND
Datasheet
2,883In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-28 AVR 32 kB 8 bit 10 bit 20 MHz 23 I/O 2 kB 1.8 V 5.5 V - 40 C + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU 4kB Flash 0.256kB EEPROM 23 I/O Pins
Datasheet
1,874In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-32 AVR 4 kB 8 bit 10 bit 20 MHz 23 I/O 512 B 2.7 V 5.5 V - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 4KB FLSH 256B EE 512B EE-20MHZ 5V
Datasheet
1,669In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 6,000

SMD/SMT MLF-32 AVR 4 kB 8 bit 10 bit 20 MHz 23 I/O 512 B 2.7 V 5.5 V - 40 C + 85 C Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU AVR 4KB FLSH 256B EE 512B SRAM-20MHz IND
Datasheet
1,998In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

SMD/SMT TQFP-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 Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU AVR 4KB FLSH 256B EE 512B SRAM-20MHz IND
Datasheet
1,236In Stock
Min.: 1
Mult.: 1
: 6,000

SMD/SMT VQFN-28 AVR 4 kB 8 bit 10 bit 20 MHz 23 I/O 512 B 1.8 V 5.5 V - 40 C + 85 C Reel, Cut Tape
Microchip Technology 8-bit Microcontrollers - MCU AVR 4KB FLSH 256B EE 512B SRAM-20MHz IND
Datasheet
1,112In 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 AVR 4KB FLSH 256B EE 512B RAM-10MHZ 1.8V
Datasheet
860In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

SMD/SMT TQFP-32 AVR 4 kB 8 bit 10 bit 10 MHz 23 I/O 512 B 1.8 V 5.5 V - 40 C + 85 C Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU 4kB Flash 0.256kB EEPROM 23 I/O Pins
Datasheet
214In Stock
Min.: 1
Mult.: 1

SMD/SMT MLF-32 AVR 4 kB 8 bit 10 bit 10 MHz 23 I/O 512 B 1.8 V 5.5 V - 40 C + 85 C Tray