20 MHz 8-bit Microcontrollers - MCU

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Qty. RoHS ECAD Model Core
Program Memory Size
Data RAM Size
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Maximum Clock Frequency
ADC Resolution
Number of I/Os
Supply Voltage - Min
Supply Voltage - Max
Mounting Style
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Minimum Operating Temperature
Maximum Operating Temperature
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Packaging
Microchip Technology 8-bit Microcontrollers - MCU 8kB Flash 0.5kB EEPROM 23 I/O Pins
Datasheet
962In Stock
Min.: 1
Mult.: 1

AVR 8 kB 1 kB MLF-32 20 MHz 10 bit 23 I/O 2.7 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C ATmega88 Tray
Microchip Technology 8-bit Microcontrollers - MCU SINGLE CYCLE 4K FLASH-20MHZ 2.4-5.5V
Datasheet
1.346In Stock
Min.: 1
Mult.: 1

8051 4 kB 256 B SOIC-20 20 MHz No ADC 15 I/O 2.4 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C 89LP Tube

Microchip Technology 8-bit Microcontrollers - MCU Single-Cycle 805124K ISP Flash,2.4-5.5V
Datasheet
738In Stock
Min.: 1
Mult.: 1

8051 24 kB 256 B PLCC-44 20 MHz 10 bit 40 I/O 2.4 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C Tube

Microchip Technology 8-bit Microcontrollers - MCU Single-Cycle 805132K ISP Flash,2.4-5.5V
Datasheet
530In Stock
Min.: 1
Mult.: 1

8051 32 kB 256 B PLCC-44 20 MHz 10 bit 40 I/O 2.4 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU
Datasheet
3.089In Stock
Min.: 1
Mult.: 1

8051 8 kB 256 B TQFP-44 20 MHz No ADC 36 I/O 2.4 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz
Datasheet
941In Stock
Min.: 1
Mult.: 1

AVR 128 kB 16 kB PDIP-40 20 MHz 10 bit 32 I/O 1.8 V 5.5 V Through Hole 8 bit - 40 C + 85 C ATmega1284 Tube
Microchip Technology 8-bit Microcontrollers - MCU 128KB Flash 20MHz 1.8V-5.5V
Datasheet
440In Stock
Min.: 1
Mult.: 1

AVR 128 kB 16 kB VQFN-44 20 MHz 10 bit 32 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C ATmega1284 Tray
Microchip Technology 8-bit Microcontrollers - MCU 128KB Flash 20MHz 1.8V-5.5V
Datasheet
1.069In Stock
Min.: 1
Mult.: 1

AVR 128 kB 16 kB PDIP-40 20 MHz 10 bit 32 I/O 1.8 V 5.5 V Through Hole 8 bit - 40 C + 85 C ATmega1284 Tube
Microchip Technology 8-bit Microcontrollers - MCU 16KB 512B 1KB 20 MHZ TQFP GRN
Datasheet
3.310In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.000

AVR 16 kB 1 kB TQFP-32 20 MHz 10 bit 27 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 105 C ATmega168PB Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU ATMEGA328PB IND TEMP T&R
Datasheet
4.926In Stock
12.000Expected 9/14/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2.000

AVR 32 kB 2 kB TQFP-32 20 MHz 10 bit 27 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C ATmega328PB AEC-Q100 Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU 20MHz, 48KB, QFN
Datasheet
2.608In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 6.000

AVR 48 kB 6 kB VQFN-32 20 MHz 10 bit 27 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 125 C ATmega4808 Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU 20MHz, 48KB, TQFP
Datasheet
1.401In Stock
Min.: 1
Mult.: 1

AVR 48 kB 6 kB TQFP-48 20 MHz 10 bit 41 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C ATmega4809 Tray
Microchip Technology 8-bit Microcontrollers - MCU 20MHz, 48KB, QFN
Datasheet
3.979In Stock
Min.: 1
Mult.: 1
: 4.000

AVR 48 kB 6 kB VQFN-48 20 MHz 10 bit 41 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C ATmega4809 Reel, Cut Tape
Microchip Technology 8-bit Microcontrollers - MCU 4KB 256B 512B 20 MHZ TQFP GRN
Datasheet
1.670In Stock
Min.: 1
Mult.: 1

AVR 4 kB 512 B TQFP-32 20 MHz 10 bit 27 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C ATmega48PB Tray
Microchip Technology 8-bit Microcontrollers - MCU 20 MHz Ind Temp
Datasheet
1.103In Stock
Min.: 1
Mult.: 1

AVR 64 kB 4 kB TQFP-44 20 MHz 10 bit 32 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C ATmega644 Tray
Microchip Technology 8-bit Microcontrollers - MCU 20 MHz Ind Temp
Datasheet
558In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.000

AVR 64 kB 4 kB TQFP-44 20 MHz 10 bit 32 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C ATmega644 Reel, Cut Tape, MouseReel
Microchip Technology 8-bit Microcontrollers - MCU 20 MHz Ind Temp
Datasheet
492In Stock
Min.: 1
Mult.: 1

AVR 64 kB 4 kB PDIP-40 20 MHz 10 bit 32 I/O 1.8 V 5.5 V Through Hole 8 bit - 40 C + 85 C ATmega644 Tube
Microchip Technology 8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V
Datasheet
696In Stock
Min.: 1
Mult.: 1

AVR 64 kB 4 kB VQFN-44 20 MHz 10 bit 32 I/O 2.7 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C ATmega644P Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V
Datasheet
354In Stock
Min.: 1
Mult.: 1

AVR 64 kB 4 kB PDIP-40 20 MHz 10 bit 32 I/O 2.7 V 5.5 V Through Hole 8 bit - 40 C + 85 C ATmega644P Tube
Microchip Technology 8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
Datasheet
686In Stock
Min.: 1
Mult.: 1

AVR 64 kB 4 kB TQFP-44 20 MHz 10 bit 32 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C ATmega644 Tray
Microchip Technology 8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
Datasheet
871In Stock
Min.: 1
Mult.: 1

AVR 64 kB 4 kB QFN-44 20 MHz 10 bit 32 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C ATmega644 Tray
Microchip Technology 8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
Datasheet
665In Stock
Min.: 1
Mult.: 1

AVR 64 kB 4 kB PDIP-40 20 MHz 10 bit 32 I/O 1.8 V 5.5 V Through Hole 8 bit - 40 C + 85 C ATmega644 Tube
Microchip Technology 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM LCD-16MHz
Datasheet
424In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1.500

AVR 64 kB 4 kB TQFP-100 20 MHz 10 bit 69 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C ATmega6490P Reel, Cut Tape, MouseReel

Microchip Technology 8-bit Microcontrollers - MCU 20MHz, 8KB,TQFP
Datasheet
2.712In Stock
Min.: 1
Mult.: 1

AVR 8 kB 1 kB TQFP-32 20 MHz 10 bit 27 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 125 C ATmega808 Tray
Microchip Technology 8-bit Microcontrollers - MCU 20MHz, 8KB, SOIC
Datasheet
2.834In Stock
Min.: 1
Mult.: 1
: 2.100

AVR 8 kB 1 kB SSOP-28 20 MHz 10 bit 27 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 125 C ATmega808 Reel, Cut Tape