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20 MHz Semiconductors

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Types of Semiconductors

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Maximum Clock Frequency = 20 MHz

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Part #

8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V

AT89LP51ED2-20AAU
Microchip Technology
1: $5.64
676In Stock

Mfr. Part No.
AT89LP51ED2-20AAU

Mouser Part No
556-AT89LP51ED220AAU

Microchip Technology

8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V

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Datasheet

676In Stock

$5.64

$5.15

$4.68

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU Single-Cycle 805132K ISP Flash,2.4-5.5V

AT89LP51RC2-20AU
Microchip Technology
1: $4.26
593In Stock

Mfr. Part No.
AT89LP51RC2-20AU

Mouser Part No
556-AT89LP51RC2-20AU

Microchip Technology

8-bit Microcontrollers - MCU Single-Cycle 805132K ISP Flash,2.4-5.5V

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Datasheet

593In Stock

$4.26

$3.91

$3.53

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V

AT89LP51RD2-20AU
Microchip Technology
1: $5.22
972In Stock

Mfr. Part No.
AT89LP51RD2-20AU

Mouser Part No
556-AT89LP51RD2-20AU

Microchip Technology

8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V

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Datasheet

972In Stock

$5.22

$4.91

$4.90

$4.25

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU Single-Cycle 8051 64K ISP Flash

AT89LP6440-20AU
Microchip Technology
1: $11.70
437In Stock

Mfr. Part No.
AT89LP6440-20AU

Mouser Part No
556-AT89LP6440-20AU

Microchip Technology

8-bit Microcontrollers - MCU Single-Cycle 8051 64K ISP Flash

Datasheet

437In Stock

$11.70

$10.72

$9.72

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz

ATMEGA1284-AUR
Microchip Technology
1: $6.48
1,871In Stock

Mfr. Part No.
ATMEGA1284-AUR

Mouser Part No
556-ATMEGA1284-AUR

Microchip Technology

8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz

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Datasheet

1,871In Stock

Cut Tape

$6.48

Reel

$6.48

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz

ATMEGA1284-MU
Microchip Technology
1: $6.30
281In Stock

Mfr. Part No.
ATMEGA1284-MU

Mouser Part No
556-ATMEGA1284-MU

Microchip Technology

8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz

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Datasheet

281In Stock

$6.30

$5.78

$5.22

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 20MHz, 16KB, SOIC

ATMEGA1608-XU
Microchip Technology
1: $1.05
5,694In Stock

Mfr. Part No.
ATMEGA1608-XU

Mouser Part No
556-ATMEGA1608-XU

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, 16KB, SOIC

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Datasheet

5,694In Stock

$1.05

$0.96

$0.87

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 16KB 512B 1KB 20 MHZ TQFP GRN

ATMEGA168PB-AU
Microchip Technology
1: $1.51
2,240In Stock

Mfr. Part No.
ATMEGA168PB-AU

Mouser Part No
556-ATMEGA168PB-AU

Microchip Technology

8-bit Microcontrollers - MCU 16KB 512B 1KB 20 MHZ TQFP GRN

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Datasheet

2,240In Stock

$1.51

$1.49

$1.27

$1.26

$1.23

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 20 MHZ, QFN/MLF, 105C, GREEN, 5V

ATMEGA168PB-MN
Microchip Technology
1: $1.46
1,826In Stock

Mfr. Part No.
ATMEGA168PB-MN

Mouser Part No
556-ATMEGA168PB-MN

Microchip Technology

8-bit Microcontrollers - MCU 20 MHZ, QFN/MLF, 105C, GREEN, 5V

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Datasheet

1,826In Stock

$1.46

$1.34

$1.22

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 16KB 512B 1KB 20 MHZ QFN/MLF GRN 5V

ATMEGA168PB-MU
Microchip Technology
1: $1.45
6,898In Stock

Mfr. Part No.
ATMEGA168PB-MU

Mouser Part No
556-ATMEGA168PB-MU

Microchip Technology

8-bit Microcontrollers - MCU 16KB 512B 1KB 20 MHZ QFN/MLF GRN 5V

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Datasheet

6,898In Stock

$1.45

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 16KB 512B 1KB20 MHZ QFN/MLF GRN 5V

ATMEGA168PB-MUR
Microchip Technology
1: $1.52
2,825In Stock

Mfr. Part No.
ATMEGA168PB-MUR

Mouser Part No
556-ATMEGA168PB-MUR

Microchip Technology

8-bit Microcontrollers - MCU 16KB 512B 1KB20 MHZ QFN/MLF GRN 5V

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Datasheet

2,825In Stock

Cut Tape

$1.52

$1.49

$1.45

$1.44

$1.43

Reel

$1.26

MouseReel Available

Min.: 1
Mult.: 1

: 6,000

8-bit Microcontrollers - MCU 20MHz, 32KB, TQFP

ATMEGA3208-AU
Microchip Technology
1: $1.45
1,335In Stock
2,250Expected 30/11/2026

Mfr. Part No.
ATMEGA3208-AU

Mouser Part No
556-ATMEGA3208-AU

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, 32KB, TQFP

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Datasheet

1,335In Stock

2,250Expected 30/11/2026

$1.45

$1.32

$1.20

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 20MHz, 32KB, VQFN

ATMEGA3208-MU
Microchip Technology
1: $1.28
2,554In Stock

Mfr. Part No.
ATMEGA3208-MU

Mouser Part No
556-ATMEGA3208-MU

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, 32KB, VQFN

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Datasheet

2,554In Stock

$1.28

$1.16

$1.05

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 20MHz, 32KB,

ATMEGA3208-XFR
Microchip Technology
1: $1.40
5,333In Stock

Mfr. Part No.
ATMEGA3208-XFR

Mouser Part No
556-ATMEGA3208-XFR

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, 32KB,

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Datasheet

5,333In Stock

Cut Tape

$1.40

Reel

$1.40

Min.: 1
Mult.: 1

: 2,100

8-bit Microcontrollers - MCU 20MHz, 32KB, TQFP

ATMEGA3209-AUR
Microchip Technology
1: $1.71
2,255In Stock

Mfr. Part No.
ATMEGA3209-AUR

Mouser Part No
556-ATMEGA3209-AUR

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, 32KB, TQFP

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Datasheet

2,255In Stock

Cut Tape

$1.71

Reel

$1.71

$1.59

Quote

Min.: 1
Mult.: 1

: 2,500

8-bit Microcontrollers - MCU 20MHZ, TQFP, Extended TEMP, GREEN 5 V

ATMEGA324PB-AN
Microchip Technology
1: $2.23
2,615In Stock
3,200Expected 08/03/2027

Mfr. Part No.
ATMEGA324PB-AN

Mouser Part No
556-ATMEGA324PB-AN

Microchip Technology

8-bit Microcontrollers - MCU 20MHZ, TQFP, Extended TEMP, GREEN 5 V

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Datasheet

2,615In Stock

3,200Expected 08/03/2027

$2.23

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 20MHZ,TQFP, Extended TEMP, GREEN 5 V T&R

ATMEGA324PB-ANR
Microchip Technology
1: $2.32
3,484In Stock

Mfr. Part No.
ATMEGA324PB-ANR

Mouser Part No
556-ATMEGA324PB-ANR

Microchip Technology

8-bit Microcontrollers - MCU 20MHZ,TQFP, Extended TEMP, GREEN 5 V T&R

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Datasheet

3,484In Stock

Cut Tape

$2.32

$2.27

$1.93

Reel

$1.93

Min.: 1
Mult.: 1

: 2,000

8-bit Microcontrollers - MCU 20MHZ, TQFP, IND TEMP, GREEN 5 V

ATMEGA324PB-AU
Microchip Technology
1: $2.23
2,726In Stock
5,760Expected 02/09/2026

Mfr. Part No.
ATMEGA324PB-AU

Mouser Part No
556-ATMEGA324PBAU

Microchip Technology

8-bit Microcontrollers - MCU 20MHZ, TQFP, IND TEMP, GREEN 5 V

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Datasheet

2,726In Stock

5,760Expected 02/09/2026

$2.23

$2.05

$1.90

$1.89

$1.85

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU AVR 32K FLSH 2K SRAM 1KB EE-20MHz IND,5V

ATMEGA325P-20AUR
Microchip Technology
1: $6.28
821In Stock

Mfr. Part No.
ATMEGA325P-20AUR

Mouser Part No
556-ATMEGA325P-20AUR

Microchip Technology

8-bit Microcontrollers - MCU AVR 32K FLSH 2K SRAM 1KB EE-20MHz IND,5V

Datasheet

821In Stock

Cut Tape

$6.28

$6.11

Reel

$5.21

Min.: 1
Mult.: 1

: 1,000

8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 32 I/O Pins

ATMEGA644-20AU
Microchip Technology
1: $6.86
1,174In Stock

Mfr. Part No.
ATMEGA644-20AU

Mouser Part No
556-ATMEGA644-20AU

Microchip Technology

8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 32 I/O Pins

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Datasheet

1,174In Stock

$6.86

$6.30

$5.71

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 16 MHz, 105C, Green, TQFP

ATMEGA644PA-AN
Microchip Technology
1: $6.72
255In Stock
480Expected 26/10/2026

Mfr. Part No.
ATMEGA644PA-AN

Mouser Part No
556-ATMEGA644PA-AN

Microchip Technology

8-bit Microcontrollers - MCU 16 MHz, 105C, Green, TQFP

Learn More

Datasheet

255In Stock

480Expected 26/10/2026

$6.72

$6.15

$5.57

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 20MHz, 16KB, SOIC20, Ind 105C, Green, Tube

ATTINY1606-SN
Microchip Technology
1: $1.06
4,120In Stock

Mfr. Part No.
ATTINY1606-SN

Mouser Part No
556-ATTINY1606-SN

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, 16KB, SOIC20, Ind 105C, Green, Tube

Learn More

Datasheet

4,120In Stock

$1.06

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 20MHZ SOIC 85C GRN

ATTINY1616-SNR
Microchip Technology
1: $1.16
2,198In Stock

Mfr. Part No.
ATTINY1616-SNR

Mouser Part No
556-ATTINY1616SNR

Microchip Technology

8-bit Microcontrollers - MCU 20MHZ SOIC 85C GRN

Learn More

Datasheet

2,198In Stock

Cut Tape

$1.16

$1.14

$1.11

$1.05

Reel

$1.05

$0.96

Min.: 1
Mult.: 1

: 1,500

8-bit Microcontrollers - MCU 20MHz, 4KB, SOIC14, Ind 125C, Green, T&R

ATTINY404-SSFR
Microchip Technology
1: $0.66
6,070In Stock
6,000Expected 26/11/2026

Mfr. Part No.
ATTINY404-SSFR

Mouser Part No
556-ATTINY404-SSFR

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, 4KB, SOIC14, Ind 125C, Green, T&R

Learn More

Datasheet

6,070In Stock

6,000Expected 26/11/2026

Cut Tape

$0.66

$0.643

Reel

$0.55

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

8-bit Microcontrollers - MCU 20MHz, 4KB, SOIC14, Ind 105C, Green, T&R

ATTINY404-SSNR
Microchip Technology
1: $0.64
4,469In Stock
18,000Expected 26/10/2026

Mfr. Part No.
ATTINY404-SSNR

Mouser Part No
556-ATTINY404-SSNR

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, 4KB, SOIC14, Ind 105C, Green, T&R

Learn More

Datasheet

4,469In Stock

18,000Expected 26/10/2026

Cut Tape

$0.64

$0.628

Reel

$0.54

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

20 MHz Semiconductors

Types of Semiconductors

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