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20 MHz Embedded Processors & Controllers

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Types of Embedded Processors & Controllers

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Results: 3.576

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Maximum Clock Frequency = 20 MHz

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Part #

8-bit Microcontrollers - MCU 8kB Flash 0.5kB EEPROM 23 I/O Pins

ATMEGA88-20MU
Microchip Technology
1: $3.544
962In Stock
NRND

Mfr. Part #
ATMEGA88-20MU

Mouser Part #
556-ATMEGA88-20MU

NRND

Microchip Technology

8-bit Microcontrollers - MCU 8kB Flash 0.5kB EEPROM 23 I/O Pins

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Datasheet

962In Stock

$3.544

$3.239

$2.945

Min.: 1
Mult.: 1

SMD/SMT

MLF-32

AVR

23 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU SINGLE CYCLE 4K FLASH-20MHZ 2.4-5.5V

AT89LP4052-20SU
Microchip Technology
1: $2.587
1.346In Stock

Mfr. Part #
AT89LP4052-20SU

Mouser Part #
556-A89LP4052-20SU

Microchip Technology

8-bit Microcontrollers - MCU SINGLE CYCLE 4K FLASH-20MHZ 2.4-5.5V

Datasheet

1.346In Stock

$2.587

$2.366

$2.135

Min.: 1
Mult.: 1

SMD/SMT

SOIC-20

8051

15 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU Single-Cycle 805124K ISP Flash,2.4-5.5V

AT89LP51RB2-20JU
Microchip Technology
1: $4.238
738In Stock

Mfr. Part #
AT89LP51RB2-20JU

Mouser Part #
556-AT89LP51RB2-20JU

Microchip Technology

8-bit Microcontrollers - MCU Single-Cycle 805124K ISP Flash,2.4-5.5V

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Datasheet

738In Stock

$4.238

$3.891

$3.523

Min.: 1
Mult.: 1

SMD/SMT

PLCC-44

8051

40 I/O

8 bit

10 bit

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

AT89LP51RC2-20JU
Microchip Technology
1: $4.712
530In Stock

Mfr. Part #
AT89LP51RC2-20JU

Mouser Part #
556-AT89LP51RC2-20JU

Microchip Technology

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

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Datasheet

530In Stock

$4.712

$4.312

$3.902

Min.: 1
Mult.: 1

SMD/SMT

PLCC-44

8051

40 I/O

8 bit

10 bit

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

AT89LP52-20AU
Microchip Technology
1: $1.809
3.089In Stock

Mfr. Part #
AT89LP52-20AU

Mouser Part #
556-AT89LP52-20AU

Microchip Technology

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

Learn More

Datasheet

3.089In Stock

$1.809

$1.641

$1.493

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

36 I/O

8 bit

No ADC

ARM Microcontrollers - MCU TFBGA GRN IND TEMP MRL C

AT91SAM7X256C-CU
Microchip Technology
1: $14.335
541In Stock

Mfr. Part #
AT91SAM7X256C-CU

Mouser Part #
556-AT91SAM7X256C-CU

Microchip Technology

ARM Microcontrollers - MCU TFBGA GRN IND TEMP MRL C

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Datasheet

541In Stock

$14.335

Min.: 1
Mult.: 1

SMD/SMT

TFBGA-100

ARM7TDMI

62 I/O

32 bit

10 bit

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

ATMEGA1284-PU
Microchip Technology
1: $7.288
939In Stock

Mfr. Part #
ATMEGA1284-PU

Mouser Part #
556-ATMEGA1284-PU

Microchip Technology

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

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Datasheet

939In Stock

$7.288

Min.: 1
Mult.: 1

Through Hole

PDIP-40

AVR

32 I/O

8 bit

10 bit

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

ATMEGA1284P-MU
Microchip Technology
1: $7.351
440In Stock

Mfr. Part #
ATMEGA1284P-MU

Mouser Part #
556-ATMEGA1284P-MU

Microchip Technology

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

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Datasheet

440In Stock

$7.351

$6.752

$6.100

Min.: 1
Mult.: 1

SMD/SMT

VQFN-44

AVR

32 I/O

8 bit

10 bit

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

ATMEGA1284P-PU
Microchip Technology
1: $7.814
69In Stock

Mfr. Part #
ATMEGA1284P-PU

Mouser Part #
556-ATMEGA1284P-PU

Microchip Technology

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

Learn More

Datasheet

69In Stock

$7.814

Min.: 1
Mult.: 1

Through Hole

PDIP-40

AVR

32 I/O

8 bit

10 bit

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

ATMEGA168PB-AUR
Microchip Technology
1: $1.672
3.310In Stock

Mfr. Part #
ATMEGA168PB-AUR

Mouser Part #
556-ATMEGA168PB-AUR

Microchip Technology

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

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Datasheet

3.310In Stock

Cut Tape

$1.672

$1.630

$1.388

Reel

$1.388

MouseReel Available

Min.: 1
Mult.: 1

: 2.000

SMD/SMT

TQFP-32

AVR

27 I/O

8 bit

10 bit

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

ATMEGA328PB-AUR
Microchip Technology
1: $1.788
4.926In Stock
12.000Expected 9/14/2026

Mfr. Part #
ATMEGA328PB-AUR

Mouser Part #
556-ATMEGA328PB-AUR

Microchip Technology

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

Learn More

Datasheet

4.926In Stock

12.000Expected 9/14/2026

Cut Tape

$1.788

$1.746

$1.483

Reel

$1.483

MouseReel Available

Min.: 1
Mult.: 1

: 2.000

SMD/SMT

TQFP-32

AVR

27 I/O

8 bit

10 bit

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

ATMEGA4808-MFR
Microchip Technology
1: $1.651
2.608In Stock

Mfr. Part #
ATMEGA4808-MFR

Mouser Part #
556-ATMEGA4808-MFR

Microchip Technology

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

Learn More

Datasheet

2.608In Stock

Cut Tape

$1.651

$1.609

Reel

$1.367

MouseReel Available

Min.: 1
Mult.: 1

: 6.000

SMD/SMT

VQFN-32

AVR

27 I/O

8 bit

10 bit

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

ATMEGA4809-AU
Microchip Technology
1: $1.830
1.401In Stock

Mfr. Part #
ATMEGA4809-AU

Mouser Part #
556-ATMEGA4809-AU

Microchip Technology

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

Learn More

Datasheet

1.401In Stock

$1.830

$1.662

$1.514

Min.: 1
Mult.: 1

SMD/SMT

TQFP-48

AVR

41 I/O

8 bit

10 bit

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

ATMEGA4809-MUR
Microchip Technology
1: $1.872
3.979In Stock

Mfr. Part #
ATMEGA4809-MUR

Mouser Part #
556-ATMEGA4809-MUR

Microchip Technology

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

Learn More

Datasheet

3.979In Stock

Cut Tape

$1.872

$1.819

Reel

$1.546

Min.: 1
Mult.: 1

: 4.000

SMD/SMT

VQFN-48

AVR

41 I/O

8 bit

10 bit

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

ATMEGA48PB-AU
Microchip Technology
1: $1.462
1.670In Stock

Mfr. Part #
ATMEGA48PB-AU

Mouser Part #
556-ATMEGA48PB-AU

Microchip Technology

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

Datasheet

1.670In Stock

$1.462

Min.: 1
Mult.: 1

SMD/SMT

TQFP-32

AVR

27 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 20 MHz Ind Temp

ATMEGA644A-AU
Microchip Technology
1: $5.816
1.043In Stock

Mfr. Part #
ATMEGA644A-AU

Mouser Part #
556-ATMEGA644A-AU

Microchip Technology

8-bit Microcontrollers - MCU 20 MHz Ind Temp

Learn More

Datasheet

1.043In Stock

$5.816

$5.322

$4.817

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

AVR

32 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 20 MHz Ind Temp

ATMEGA644A-AUR
Microchip Technology
1: $5.963
558In Stock

Mfr. Part #
ATMEGA644A-AUR

Mouser Part #
556-ATMEGA644A-AUR

Microchip Technology

8-bit Microcontrollers - MCU 20 MHz Ind Temp

Learn More

Datasheet

558In Stock

Cut Tape

$5.963

$5.826

$4.953

Reel

$4.953

MouseReel Available

Min.: 1
Mult.: 1

: 2.000

SMD/SMT

TQFP-44

AVR

32 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 20 MHz Ind Temp

ATMEGA644A-PU
Microchip Technology
1: $6.205
492In Stock

Mfr. Part #
ATMEGA644A-PU

Mouser Part #
556-ATMEGA644A-PU

Microchip Technology

8-bit Microcontrollers - MCU 20 MHz Ind Temp

Learn More

Datasheet

492In Stock

$6.205

$5.679

$5.143

Min.: 1
Mult.: 1

Through Hole

PDIP-40

AVR

32 I/O

8 bit

10 bit

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

ATMEGA644P-20MU
Microchip Technology
1: $7.414
696In Stock

Mfr. Part #
ATMEGA644P-20MU

Mouser Part #
556-ATMEGA644P-20MU

Microchip Technology

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

Learn More

Datasheet

696In Stock

$7.414

$6.794

$6.142

Min.: 1
Mult.: 1

SMD/SMT

VQFN-44

AVR

32 I/O

8 bit

10 bit

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

ATMEGA644P-20PU
Microchip Technology
1: $7.877
354In Stock

Mfr. Part #
ATMEGA644P-20PU

Mouser Part #
556-ATMEGA644P-20PU

Microchip Technology

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

Learn More

Datasheet

354In Stock

$7.877

$7.215

$6.542

Min.: 1
Mult.: 1

Through Hole

PDIP-40

AVR

32 I/O

8 bit

10 bit

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

ATMEGA644PA-AU
Microchip Technology
1: $6.773
686In Stock

Mfr. Part #
ATMEGA644PA-AU

Mouser Part #
556-ATMEGA644PA-AU

Microchip Technology

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

Learn More

Datasheet

686In Stock

$6.773

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

AVR

32 I/O

8 bit

10 bit

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

ATMEGA644PA-MU
Microchip Technology
1: $6.773
871In Stock

Mfr. Part #
ATMEGA644PA-MU

Mouser Part #
556-ATMEGA644PA-MU

Microchip Technology

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

Learn More

Datasheet

871In Stock

$6.773

$6.215

$5.637

Min.: 1
Mult.: 1

SMD/SMT

QFN-44

AVR

32 I/O

8 bit

10 bit

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

ATMEGA644PA-PU
Microchip Technology
1: $7.215
665In Stock

Mfr. Part #
ATMEGA644PA-PU

Mouser Part #
556-ATMEGA644PA-PU

Microchip Technology

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

Learn More

Datasheet

665In Stock

$7.215

$6.594

$5.984

Min.: 1
Mult.: 1

Through Hole

PDIP-40

AVR

32 I/O

8 bit

10 bit

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

ATMEGA6490P-AUR
Microchip Technology
1: $7.393
424In Stock

Mfr. Part #
ATMEGA6490P-AUR

Mouser Part #
556-ATMEGA6490P-AUR

Microchip Technology

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

Datasheet

424In Stock

Cut Tape

$7.393

$7.194

$6.131

Reel

$6.131

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

SMD/SMT

TQFP-100

AVR

69 I/O

8 bit

10 bit

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

ATMEGA808-AU
Microchip Technology
1: $1.220
2.712In Stock

Mfr. Part #
ATMEGA808-AU

Mouser Part #
556-ATMEGA808-AU

Microchip Technology

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

Learn More

Datasheet

2.712In Stock

$1.220

$1.104

$999

Min.: 1
Mult.: 1

SMD/SMT

TQFP-32

AVR

27 I/O

8 bit

10 bit

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
LGA-100
LQFP-100
LQFP-128
LQFP-144
LQFP-32
LQFP-44
LQFP-48
LQFP-52
LQFP-64
LQFP-80
LSSOP-10
LSSOP-20
MLF-10

8051
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
PIC12

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