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QFN-20 Embedded Processors & Controllers

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Types of Embedded Processors & Controllers

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Results: 308

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Package/Case = QFN-20

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Part #

8-bit Microcontrollers - MCU AVR 8K FLASH EE

ATTINY841-MU
Microchip Technology
1: $1.48
13In Stock
NRND

Mfr. Part No.
ATTINY841-MU

Mouser Part No
556-ATTINY841-MU

NRND

Microchip Technology

8-bit Microcontrollers - MCU AVR 8K FLASH EE

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Datasheet

13In Stock

$1.48

$1.33

$1.22

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

AVR

12 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM 0.4mm Pitch width

MS51XB9AE
Nuvoton
1: $0.65
627In Stock

Mfr. Part No.
MS51XB9AE

Mouser Part No
503-MS51XB9AE

Nuvoton

8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM 0.4mm Pitch width

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Datasheet

627In Stock

$0.65

$0.557

$0.491

$0.464

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

8051

18 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 8-Bit UL PWR MCU 8Kbytes -40 to 85

STM8L101F3U6ATR
STMicroelectronics
1: $1.89
78In Stock

Mfr. Part No.
STM8L101F3U6ATR

Mouser Part No
511-STM8L101F3U6ATR

STMicroelectronics

8-bit Microcontrollers - MCU 8-Bit UL PWR MCU 8Kbytes -40 to 85

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Datasheet

78In Stock

Cut Tape

$1.89

$1.39

$1.18

$1.12

View

Reel

$0.89

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

QFN-20

STM8

18 I/O

8 bit

No ADC

32-bit Microcontrollers - MCU 8KB RAM 79 Power microMIPS

PIC32MM0064GPL020-I/ML
Microchip Technology
1: $1.85
608In Stock

Mfr. Part No.
PIC32MM0064GPL020-I/ML

Mouser Part No
579-MM0064GPL020IML

Microchip Technology

32-bit Microcontrollers - MCU 8KB RAM 79 Power microMIPS

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Datasheet

608In Stock

$1.85

$1.69

$1.52

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

MIPS32 microAptiv UC

16 I/O

32 bit

10 bit/12 bit

8-bit Microcontrollers - MCU 7KB FLASH 256B RAM 18 I/O 10-BIT ADC

PIC16F1508-I/ML
Microchip Technology
1: $1.51
152In Stock

Mfr. Part No.
PIC16F1508-I/ML

Mouser Part No
579-PIC16F1508-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 7KB FLASH 256B RAM 18 I/O 10-BIT ADC

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Datasheet

152In Stock

$1.51

$1.38

$1.25

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

PIC16

18 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 8 Bit MCU 14KB Flash 1K RAM, 10-bit ADC

PIC16F1619-I/ML
Microchip Technology
1: $1.58
803In Stock

Mfr. Part No.
PIC16F1619-I/ML

Mouser Part No
579-PIC16F1619-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 8 Bit MCU 14KB Flash 1K RAM, 10-bit ADC

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Datasheet

803In Stock

$1.58

$1.45

$1.30

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

PIC16

18 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 4K Wrd Flsh 512B RAM Hi-Spd Comp 10B ADC

PIC16F1708-I/ML
Microchip Technology
1: $1.53
461In Stock

Mfr. Part No.
PIC16F1708-I/ML

Mouser Part No
579-PIC16F1708-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 4K Wrd Flsh 512B RAM Hi-Spd Comp 10B ADC

Learn More

Datasheet

461In Stock

$1.53

$1.40

$1.27

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

PIC16

18 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 4K Wrd Flsh 512B RAM Hi-Spd Comp 10B ADC

PIC16F1708T-I/ML
Microchip Technology
1: $1.54
988In Stock
3,300Expected 26/10/2026

Mfr. Part No.
PIC16F1708T-I/ML

Mouser Part No
579-PIC16F1708T-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 4K Wrd Flsh 512B RAM Hi-Spd Comp 10B ADC

Learn More

Datasheet

988In Stock

3,300Expected 26/10/2026

Cut Tape

$1.54

$1.53

Reel

$1.29

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

SMD/SMT

QFN-20

PIC16

18 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 7.1 KB 256 RAM 18I/O

PIC16F690-I/ML
Microchip Technology
1: $2.67
418In Stock

Mfr. Part No.
PIC16F690-I/ML

Mouser Part No
579-PIC16F690-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 7.1 KB 256 RAM 18I/O

Datasheet

418In Stock

$2.67

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

PIC16

18 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 8KBFlash 256bytesRAM 256bytesEEPROM

PIC18F13K22-I/ML
Microchip Technology
1: $2.12
603In Stock

Mfr. Part No.
PIC18F13K22-I/ML

Mouser Part No
579-PIC18F13K22-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 8KBFlash 256bytesRAM 256bytesEEPROM

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Datasheet

603In Stock

$2.12

$1.95

$1.76

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

PIC18

17 I/O

8 bit

10 bit

16-bit Microcontrollers - MCU 16KB FLASH 1KB RAM 512B 3V 10-BIT ADC

PIC24F16KL401T-I/MQ
Microchip Technology
1: $2.80
36In Stock
3,300Expected 26/10/2026

Mfr. Part No.
PIC24F16KL401T-I/MQ

Mouser Part No
579-PIC24F16K401TIMQ

Microchip Technology

16-bit Microcontrollers - MCU 16KB FLASH 1KB RAM 512B 3V 10-BIT ADC

Learn More

Datasheet

36In Stock

3,300Expected 26/10/2026

Cut Tape

$2.80

$2.74

Reel

$2.33

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

SMD/SMT

QFN-20

PIC24F

18 I/O

16 bit

10 bit

16-bit Microcontrollers - MCU 16KB FLASH 1KB RAM 3V 10-BIT ADC

PIC24F16KL401-I/MQ
Microchip Technology
1: $2.73
409In Stock

Mfr. Part No.
PIC24F16KL401-I/MQ

Mouser Part No
579-PIC24F16KL401IMQ

Microchip Technology

16-bit Microcontrollers - MCU 16KB FLASH 1KB RAM 3V 10-BIT ADC

Learn More

Datasheet

409In Stock

$2.73

$2.52

$2.27

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

PIC24F

18 I/O

16 bit

10 bit

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

EFM8BB21F16G-C-QFN20
Silicon Labs
1: $1.61
43In Stock
2,520Expected 08/01/2027

Mfr. Part No.
EFM8BB21F16G-C-QFN20

Mouser Part No
634-8BB21F16GCQFN20

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

43In Stock

2,520Expected 08/01/2027

$1.61

$1.37

$1.20

$1.12

$0.992

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

CIP-51 8051

16 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

EFM8BB21F16G-C-QFN20R
Silicon Labs
1: $1.65
34In Stock
58,500Expected 08/01/2027

Mfr. Part No.
EFM8BB21F16G-C-QFN20R

Mouser Part No
634-8BB21F16GCQFN20R

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

34In Stock

58,500Expected 08/01/2027

Cut Tape

$1.65

$1.40

$1.23

$1.14

$1.01

Reel

$0.937

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-20

CIP-51 8051

16 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU

EFM8UB10F16G-C-QFN20
Silicon Labs
1: $2.58
164In Stock

Mfr. Part No.
EFM8UB10F16G-C-QFN20

Mouser Part No
634-8UB10F16GCQFN20

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU

Datasheet

164In Stock

$2.58

$2.17

$1.90

$1.78

$1.59

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

CIP-51 8051

13 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU

EFM8UB10F16G-C-QFN20R
Silicon Labs
1: $3.09
117In Stock
49,500On Order

Mfr. Part No.
EFM8UB10F16G-C-QFN20R

Mouser Part No
634-8UB10F16GCQFN20R

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU

Datasheet

117In Stock

49,500On Order

Cut Tape

$3.09

$2.25

$2.03

$1.83

View

Reel

$1.51

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-20

CIP-51 8051

13 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

EFM8BB21F16I-C-QFN20R
Silicon Labs
1: $1.85
166In Stock

Mfr. Part No.
EFM8BB21F16I-C-QFN20R

Mouser Part No
634-BB21F16ICQFN20R

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

166In Stock

Cut Tape

$1.85

$1.57

$1.38

$1.30

View

Reel

$0.903

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-20

CIP-51 8051

16 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU

EFM8BB51F16G-C-QFN20
Silicon Labs
1: $0.98
151In Stock

Mfr. Part No.
EFM8BB51F16G-C-QFN20

Mouser Part No
634-EFM851F16GCQFN20

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU

Learn More

Datasheet

151In Stock

$0.98

$0.768

$0.683

$0.605

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

16 I/O

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU

EFM8BB51F16G-C-QFN20R
Silicon Labs
1: $0.93
1,016In Stock
7,500On Order

Mfr. Part No.
EFM8BB51F16G-C-QFN20R

Mouser Part No
634-EFM851F16GQFN20R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU

Learn More

Datasheet

1,016In Stock

7,500On Order

Cut Tape

$0.93

$0.669

$0.603

$0.53

View

Reel

$0.474

Min.: 1
Mult.: 1

: 2,500

SMD/SMT

QFN-20

16 I/O

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU

EFM8BB51F16I-C-QFN20
Silicon Labs
1: $1.00
194In Stock

Mfr. Part No.
EFM8BB51F16I-C-QFN20

Mouser Part No
634-EFM851F16ICQFN20

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU

Learn More

Datasheet

194In Stock

$1.00

$0.848

$0.607

$0.581

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

16 I/O

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU

EFM8BB52F16G-C-QFN20
Silicon Labs
1: $0.92
234In Stock

Mfr. Part No.
EFM8BB52F16G-C-QFN20

Mouser Part No
634-EFM852F16GCQFN20

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU

Learn More

Datasheet

234In Stock

$0.92

$0.733

$0.522

$0.499

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

16 I/O

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU

EFM8BB52F16G-C-QFN20R
Silicon Labs
1: $0.94
2,499In Stock

Mfr. Part No.
EFM8BB52F16G-C-QFN20R

Mouser Part No
634-EFM852F16GQFN20R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU

Learn More

Datasheet

2,499In Stock

Cut Tape

$0.94

$0.809

$0.711

$0.672

Reel

$0.488

View

Min.: 1
Mult.: 1

: 2,500

SMD/SMT

QFN-20

16 I/O

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU

EFM8BB52F32G-C-QFN20
Silicon Labs
1: $1.83
2,182In Stock

Mfr. Part No.
EFM8BB52F32G-C-QFN20

Mouser Part No
634-EFM852F32GCQFN20

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU

Learn More

Datasheet

2,182In Stock

$1.83

$1.17

$1.04

$0.855

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

16 I/O

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU

EFM8BB51F8G-C-QFN20
Silicon Labs
1: $1.06
294In Stock

Mfr. Part No.
EFM8BB51F8G-C-QFN20

Mouser Part No
634-EFM8B51F8GCQFN20

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU

Learn More

Datasheet

294In Stock

$1.06

$0.76

$0.706

$0.517

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

16 I/O

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

EFM8BB21F16A-C-QFN20
Silicon Labs
1: $3.14
463In Stock
2,520Expected 30/09/2026

Mfr. Part No.
EFM8BB21F16A-C-QFN20

Mouser Part No
634-EFM8BB21F16FN20

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

463In Stock

2,520Expected 30/09/2026

$3.14

$2.34

$2.14

$1.92

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

CIP-51 8051

16 I/O

8 bit

12 bit

QFN-20 Embedded Processors & Controllers

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