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20 MHz Embedded Processors & Controllers

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Types of Embedded Processors & Controllers

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Results: 3,616

Applied Filters:

Maximum Clock Frequency = 20 MHz

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Part #

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

ATMEGA1284-PU
Microchip Technology
1: $9.42
941In Stock

Mfr. Part No.
ATMEGA1284-PU

Mouser Part No
556-ATMEGA1284-PU

Microchip Technology

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

Learn More

Datasheet

941In Stock

$9.42

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

Through Hole

PDIP-40

AVR

8 bit

20 MHz

128 kB

16 kB

10 bit

32 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 128KB Flash 20MHz 1.8V-5.5V

ATMEGA1284P-MU
Microchip Technology
1: $9.51
440In Stock

Mfr. Part No.
ATMEGA1284P-MU

Mouser Part No
556-ATMEGA1284P-MU

Microchip Technology

8-bit Microcontrollers - MCU 128KB Flash 20MHz 1.8V-5.5V

Learn More

Datasheet

440In Stock

$9.51

$8.73

$7.89

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

VQFN-44

AVR

8 bit

20 MHz

128 kB

16 kB

10 bit

32 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 128KB Flash 20MHz 1.8V-5.5V

ATMEGA1284P-PU
Microchip Technology
1: $10.10
1,071In Stock

Mfr. Part No.
ATMEGA1284P-PU

Mouser Part No
556-ATMEGA1284P-PU

Microchip Technology

8-bit Microcontrollers - MCU 128KB Flash 20MHz 1.8V-5.5V

Learn More

Datasheet

1,071In Stock

$10.10

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

Through Hole

PDIP-40

AVR

8 bit

20 MHz

128 kB

16 kB

10 bit

32 I/O

- 40 C

+ 85 C

Tube

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

ATMEGA168PB-AUR
Microchip Technology
1: $2.16
3,310In Stock

Mfr. Part No.
ATMEGA168PB-AUR

Mouser Part No
556-ATMEGA168PB-AUR

Microchip Technology

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

Learn More

Datasheet

3,310In Stock

Cut Tape

$2.16

$2.11

$1.80

Reel

$1.80

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-32

AVR

8 bit

20 MHz

16 kB

1 kB

10 bit

27 I/O

- 40 C

+ 105 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU ATMEGA328PB IND TEMP T&R

ATMEGA328PB-AUR
Microchip Technology
1: $2.31
4,926In Stock
12,000Expected 14/9/2026

Mfr. Part No.
ATMEGA328PB-AUR

Mouser Part No
556-ATMEGA328PB-AUR

Microchip Technology

8-bit Microcontrollers - MCU ATMEGA328PB IND TEMP T&R

Learn More

Datasheet

4,926In Stock

12,000Expected 14/9/2026

Cut Tape

$2.31

$2.26

$1.92

Reel

$1.92

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-32

AVR

8 bit

20 MHz

32 kB

2 kB

10 bit

27 I/O

- 40 C

+ 85 C

AEC-Q100

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 20MHz, 48KB, QFN

ATMEGA4808-MFR
Microchip Technology
1: $2.14
2,608In Stock

Mfr. Part No.
ATMEGA4808-MFR

Mouser Part No
556-ATMEGA4808-MFR

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, 48KB, QFN

Learn More

Datasheet

2,608In Stock

Cut Tape

$2.14

$2.08

Reel

$1.77

MouseReel Available

Min.: 1
Mult.: 1

: 6,000

8-bit Microcontrollers - MCU

SMD/SMT

VQFN-32

AVR

8 bit

20 MHz

48 kB

6 kB

10 bit

27 I/O

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 20MHz, 48KB, TQFP

ATMEGA4809-AU
Microchip Technology
1: $2.37
1,401In Stock

Mfr. Part No.
ATMEGA4809-AU

Mouser Part No
556-ATMEGA4809-AU

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, 48KB, TQFP

Learn More

Datasheet

1,401In Stock

$2.37

$2.15

$1.96

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-48

AVR

8 bit

20 MHz

48 kB

6 kB

10 bit

41 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 20MHz, 48KB, QFN

ATMEGA4809-MUR
Microchip Technology
1: $2.42
3,979In Stock

Mfr. Part No.
ATMEGA4809-MUR

Mouser Part No
556-ATMEGA4809-MUR

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, 48KB, QFN

Learn More

Datasheet

3,979In Stock

Cut Tape

$2.42

$2.35

Reel

$2.00

Min.: 1
Mult.: 1

: 4,000

8-bit Microcontrollers - MCU

SMD/SMT

VQFN-48

AVR

8 bit

20 MHz

48 kB

6 kB

10 bit

41 I/O

- 40 C

+ 85 C

Reel, Cut Tape

8-bit Microcontrollers - MCU 4KB 256B 512B 20 MHZ TQFP GRN

ATMEGA48PB-AU
Microchip Technology
1: $1.89
1,670In Stock

Mfr. Part No.
ATMEGA48PB-AU

Mouser Part No
556-ATMEGA48PB-AU

Microchip Technology

8-bit Microcontrollers - MCU 4KB 256B 512B 20 MHZ TQFP GRN

Datasheet

1,670In Stock

$1.89

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-32

AVR

8 bit

20 MHz

4 kB

512 B

10 bit

27 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 20 MHz Ind Temp

ATMEGA644A-AU
Microchip Technology
1: $7.52
1,103In Stock

Mfr. Part No.
ATMEGA644A-AU

Mouser Part No
556-ATMEGA644A-AU

Microchip Technology

8-bit Microcontrollers - MCU 20 MHz Ind Temp

Learn More

Datasheet

1,103In Stock

$7.52

$6.88

$6.23

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-44

AVR

8 bit

20 MHz

64 kB

4 kB

10 bit

32 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 20 MHz Ind Temp

ATMEGA644A-AUR
Microchip Technology
1: $7.71
558In Stock

Mfr. Part No.
ATMEGA644A-AUR

Mouser Part No
556-ATMEGA644A-AUR

Microchip Technology

8-bit Microcontrollers - MCU 20 MHz Ind Temp

Learn More

Datasheet

558In Stock

Cut Tape

$7.71

$7.53

$6.41

Reel

$6.41

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-44

AVR

8 bit

20 MHz

64 kB

4 kB

10 bit

32 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 20 MHz Ind Temp

ATMEGA644A-PU
Microchip Technology
1: $8.02
492In Stock

Mfr. Part No.
ATMEGA644A-PU

Mouser Part No
556-ATMEGA644A-PU

Microchip Technology

8-bit Microcontrollers - MCU 20 MHz Ind Temp

Learn More

Datasheet

492In Stock

$8.02

$7.34

$6.65

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

Through Hole

PDIP-40

AVR

8 bit

20 MHz

64 kB

4 kB

10 bit

32 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V

ATMEGA644P-20MU
Microchip Technology
1: $9.59
696In Stock

Mfr. Part No.
ATMEGA644P-20MU

Mouser Part No
556-ATMEGA644P-20MU

Microchip Technology

8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V

Learn More

Datasheet

696In Stock

$9.59

$8.79

$7.94

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

VQFN-44

AVR

8 bit

20 MHz

64 kB

4 kB

10 bit

32 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V

ATMEGA644P-20PU
Microchip Technology
1: $10.19
354In Stock

Mfr. Part No.
ATMEGA644P-20PU

Mouser Part No
556-ATMEGA644P-20PU

Microchip Technology

8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V

Learn More

Datasheet

354In Stock

$10.19

$9.33

$8.46

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

Through Hole

PDIP-40

AVR

8 bit

20 MHz

64 kB

4 kB

10 bit

32 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins

ATMEGA644PA-AU
Microchip Technology
1: $8.76
686In Stock

Mfr. Part No.
ATMEGA644PA-AU

Mouser Part No
556-ATMEGA644PA-AU

Microchip Technology

8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins

Learn More

Datasheet

686In Stock

$8.76

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-44

AVR

8 bit

20 MHz

64 kB

4 kB

10 bit

32 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins

ATMEGA644PA-MU
Microchip Technology
1: $8.76
871In Stock

Mfr. Part No.
ATMEGA644PA-MU

Mouser Part No
556-ATMEGA644PA-MU

Microchip Technology

8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins

Learn More

Datasheet

871In Stock

$8.76

$8.04

$7.29

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-44

AVR

8 bit

20 MHz

64 kB

4 kB

10 bit

32 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins

ATMEGA644PA-PU
Microchip Technology
1: $9.33
665In Stock

Mfr. Part No.
ATMEGA644PA-PU

Mouser Part No
556-ATMEGA644PA-PU

Microchip Technology

8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins

Learn More

Datasheet

665In Stock

$9.33

$8.53

$7.74

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

Through Hole

PDIP-40

AVR

8 bit

20 MHz

64 kB

4 kB

10 bit

32 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM LCD-16MHz

ATMEGA6490P-AUR
Microchip Technology
1: $9.56
424In Stock

Mfr. Part No.
ATMEGA6490P-AUR

Mouser Part No
556-ATMEGA6490P-AUR

Microchip Technology

8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM LCD-16MHz

Datasheet

424In Stock

Cut Tape

$9.56

$9.30

$7.93

Reel

$7.93

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-100

AVR

8 bit

20 MHz

64 kB

4 kB

10 bit

69 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

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

ATMEGA808-AU
Microchip Technology
1: $1.58
2,712In Stock

Mfr. Part No.
ATMEGA808-AU

Mouser Part No
556-ATMEGA808-AU

Microchip Technology

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

Learn More

Datasheet

2,712In Stock

$1.58

$1.43

$1.29

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-32

AVR

8 bit

20 MHz

8 kB

1 kB

10 bit

27 I/O

- 40 C

+ 125 C

Tray

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

ATMEGA808-XUR
Microchip Technology
1: $1.36
2,834In Stock

Mfr. Part No.
ATMEGA808-XUR

Mouser Part No
556-ATMEGA808-XUR

Microchip Technology

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

Learn More

Datasheet

2,834In Stock

Cut Tape

$1.36

$1.33

$1.10

Reel

$1.10

Min.: 1
Mult.: 1

: 2,100

8-bit Microcontrollers - MCU

SMD/SMT

SSOP-28

AVR

8 bit

20 MHz

8 kB

1 kB

10 bit

27 I/O

- 40 C

+ 125 C

Reel, Cut Tape

8-bit Microcontrollers - MCU 1.8V - 5.5V 20MHz 8KB Programmable

ATMEGA88PA-AU
Microchip Technology
1: $2.45
3,847In Stock

Mfr. Part No.
ATMEGA88PA-AU

Mouser Part No
556-ATMEGA88PA-AU

Microchip Technology

8-bit Microcontrollers - MCU 1.8V - 5.5V 20MHz 8KB Programmable

Learn More

Datasheet

3,847In Stock

$2.45

$2.24

$2.04

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-32

AVR

8 bit

20 MHz

8 kB

1 kB

10 bit

23 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 1.8V - 5.5V 20MHz 8KB Programmable

ATMEGA88PA-MU
Microchip Technology
1: $2.35
930In Stock

Mfr. Part No.
ATMEGA88PA-MU

Mouser Part No
556-ATMEGA88PA-MU

Microchip Technology

8-bit Microcontrollers - MCU 1.8V - 5.5V 20MHz 8KB Programmable

Datasheet

930In Stock

$2.35

$2.16

$1.93

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-32

AVR

8 bit

20 MHz

8 kB

1 kB

10 bit

23 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 1KB In-system Flash 20MHz 1.8V-5.5V

ATTINY13A-PU
Microchip Technology
1: $1.54
4,090In Stock

Mfr. Part No.
ATTINY13A-PU

Mouser Part No
556-ATTINY13A-PU

Microchip Technology

8-bit Microcontrollers - MCU 1KB In-system Flash 20MHz 1.8V-5.5V

Datasheet

4,090In Stock

$1.54

$1.43

$1.28

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

Through Hole

PDIP-8

AVR

8 bit

20 MHz

1 kB

64 B

10 bit

6 I/O

- 40 C

+ 125 C

Tube

8-bit Microcontrollers - MCU AVR 1KB FLSH 64B EE 64B SRAM+105C NiPdAu

ATTINY13A-SS7
Microchip Technology
1: $0.952
2,674In Stock

Mfr. Part No.
ATTINY13A-SS7

Mouser Part No
556-ATTINY13A-SS7

Microchip Technology

8-bit Microcontrollers - MCU AVR 1KB FLSH 64B EE 64B SRAM+105C NiPdAu

Datasheet

2,674In Stock

$0.952

$0.857

$0.789

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

SOIC-8

AVR

8 bit

20 MHz

1 kB

64 B

10 bit

6 I/O

- 40 C

+ 125 C

Tube

8-bit Microcontrollers - MCU AVR 1KB FL 64B EE 64B SRAM JEDEC

ATTINY13A-SS7R
Microchip Technology
1: $1.02
2,170In Stock

Mfr. Part No.
ATTINY13A-SS7R

Mouser Part No
556-ATTINY13A-SS7R

Microchip Technology

8-bit Microcontrollers - MCU AVR 1KB FL 64B EE 64B SRAM JEDEC

Datasheet

2,170In Stock

Cut Tape

$1.02

$1.00

Reel

$0.83

Min.: 1
Mult.: 1

: 4,000

8-bit Microcontrollers - MCU

SMD/SMT

SOIC-8

AVR

8 bit

20 MHz

1 kB

64 B

10 bit

6 I/O

- 40 C

+ 125 C

Reel, Cut Tape

20 MHz Embedded Processors & Controllers

Types of Embedded Processors & Controllers

Customer Service Office

Company

Resources

Support

BGA-144
BGA-176
DFN-16
DFN-8
DIP-28
DIP-40
DIP-8
HVQFN-64
LFCSP-48
LFCSP-56
LGA-100
LQFP-100
LQFP-128
LQFP-144
LQFP-32
LQFP-44
LQFP-48
LQFP-52
LQFP-64
LQFP-80

8051
8052
4T 8051
78K0
78K0R
ARM7TDMI
ARM Cortex M0
ARM Cortex M0+
ARM Cortex M3
ARM Cortex M4
ARM Cortex M4, ARM Cortex M7
AVR
C54x
dsPIC30F
EMP
eZ8
eZ80
H8S/2000
M16C/60
MSP430

512 B
768 B
896 B
1 kB
1.5 kB
1.75 kB
2 kB
3 kB
3.5 kB
4 kB
6 kB
7 kB
7.2 kB
8 kB
10 kB
12 kB
14 kB
14.3 kB
16 kB
24 kB

25 B
36 B
64 B
67 B
68 B
72 B
73 B
80 B
96 B
128 B
134 B
160 B
176 B
192 B
224 B
256 B
336 B
352 B
363 B
368 B

4 I/O
5 I/O
6 I/O
8 I/O
9 I/O
10 I/O
11 I/O
12 I/O
13 I/O
14 I/O
15 I/O
16 I/O
17 I/O
18 I/O
19 I/O
20 I/O
21 I/O
22 I/O
23 I/O
24 I/O