.hide-partial { max-height: none; } .show-more { display: none; }

QFN-20 Embedded Processors & Controllers

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Embedded Processors & Controllers

List Images

Results: 307

Applied Filters:

Package/Case = QFN-20

Manufacturer

Product Type

Core

Data Bus Width

Maximum Clock Frequency

Program Memory Size

Data RAM Size

ADC Resolution

Number of I/Os

Minimum Operating Temperature

Maximum Operating Temperature

Qualification

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Sleepy Bee MCU

EFM8SB10F2G-A-QFN20R
Silicon Labs
1: $1.85
6,578In Stock
9,000Expected 1/9/2026

Mfr. Part No.
EFM8SB10F2G-A-QFN20R

Mouser Part No
634-8SB10F2GAQF20R

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Sleepy Bee MCU

Datasheet

6,578In Stock

9,000Expected 1/9/2026

Cut Tape

$1.85

$1.55

$1.33

$1.25

Reel

$0.90

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

CIP-51 8051

8 bit

25 MHz

2 kB

256 B

12 bit

16 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU

EFM8SB10F8G-A-QFN20
Silicon Labs
1: $2.19
4,233In Stock

Mfr. Part No.
EFM8SB10F8G-A-QFN20

Mouser Part No
634-8SB10F8GAQF20

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU

Learn More

Datasheet

4,233In Stock

$2.19

$1.86

$1.63

$1.47

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

CIP-51 8051

8 bit

25 MHz

8 kB

512 B

12 bit

16 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU

EFM8SB10F8G-A-QFN20R
Silicon Labs
1: $2.31
8,908In Stock

Mfr. Part No.
EFM8SB10F8G-A-QFN20R

Mouser Part No
634-8SB10F8GAQF20R

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU

Datasheet

8,908In Stock

Cut Tape

$2.31

$1.92

$1.66

$1.56

Reel

$1.11

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

CIP-51 8051

8 bit

25 MHz

8 kB

512 B

12 bit

16 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB LFO 8-bit MCU

C8051F392-A-GM
Silicon Labs
1: $5.37
1,955In Stock
1,911Expected 2/11/2026

Mfr. Part No.
C8051F392-A-GM

Mouser Part No
634-C8051F392-A-GM

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB LFO 8-bit MCU

Learn More

Datasheet

1,955In Stock

1,911Expected 2/11/2026

$5.37

$4.49

$3.77

$3.59

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

8051

8 bit

50 MHz

16 kB

1 kB

10 bit

17 I/O

- 40 C

+ 105 C

Tube

8-bit Microcontrollers - MCU 7KB, 512 B RAM, 4xPWMs, Comparator, DAC, ADC, CWG, 2xEUSART, SPI/I2C

PIC16F15344-E/ML
Microchip Technology
1: $1.71
612In Stock

Mfr. Part No.
PIC16F15344-E/ML

Mouser Part No
579-PIC16F15344-E/ML

Microchip Technology

8-bit Microcontrollers - MCU 7KB, 512 B RAM, 4xPWMs, Comparator, DAC, ADC, CWG, 2xEUSART, SPI/I2C

Learn More

Datasheet

612In Stock

$1.71

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

PIC

8 bit

32 MHz

7 kB

512 B

10 bit

18 I/O

- 40 C

+ 125 C

Tube

8-bit Microcontrollers - MCU 20MHz, Ind.Grade Grn,AVR,16KFl, USART

ATTINY1634-MUR
Microchip Technology
1: $1.82
6,107In Stock
NRND

Mfr. Part No.
ATTINY1634-MUR

Mouser Part No
556-ATTINY1634-MUR

NRND

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, Ind.Grade Grn,AVR,16KFl, USART

Datasheet

6,107In Stock

Cut Tape

$1.82

$1.80

Reel

$1.78

Quote

MouseReel Available

Min.: 1
Mult.: 1

: 6,000

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

AVR

8 bit

12 MHz

16 kB

1 kB

10 bit

18 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU AVR 4K FLASH 256B EE & SRAM USI ADC 5V

ATTINY44-20MU
Microchip Technology
1: $3.09
623In Stock
NRND

Mfr. Part No.
ATTINY44-20MU

Mouser Part No
556-ATTINY44-20MU

NRND

Microchip Technology

8-bit Microcontrollers - MCU AVR 4K FLASH 256B EE & SRAM USI ADC 5V

Learn More

Datasheet

623In Stock

$3.09

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

AVR

8 bit

20 MHz

4 kB

256 B

10 bit

12 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 1.8V, 20MHz Industrial Temp

ATTINY44A-MU
Microchip Technology
1: $1.28
569In Stock
NRND

Mfr. Part No.
ATTINY44A-MU

Mouser Part No
556-ATTINY44A-MU

NRND

Microchip Technology

8-bit Microcontrollers - MCU 1.8V, 20MHz Industrial Temp

Learn More

Datasheet

569In Stock

$1.28

$1.17

$1.06

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

AVR

8 bit

20 MHz

4 kB

256 B

10 bit

12 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 8-bit Ultralow MCU 2kb UFQFPN 20 pin

STM8L101F1U6ATR
STMicroelectronics
1: $2.26
2,330In Stock

Mfr. Part No.
STM8L101F1U6ATR

Mouser Part No
511-STM8L101F1U6ATR

STMicroelectronics

8-bit Microcontrollers - MCU 8-bit Ultralow MCU 2kb UFQFPN 20 pin

Learn More

Datasheet

2,330In Stock

Cut Tape

$2.26

$1.65

$1.40

$1.32

Reel

$0.979

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

STM8

8 bit

16 MHz

2 kB

1.5 kB

No ADC

18 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8-bit Ultralow MCU 20 pin 8kb Flash

STM8L151F3U6TR
STMicroelectronics
1: $2.88
2,209In Stock

Mfr. Part No.
STM8L151F3U6TR

Mouser Part No
511-STM8L151F3U6TR

STMicroelectronics

8-bit Microcontrollers - MCU 8-bit Ultralow MCU 20 pin 8kb Flash

Learn More

Datasheet

2,209In Stock

Cut Tape

$2.88

$2.14

$1.82

$1.73

Reel

$1.31

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

STM8

8 bit

16 MHz

8 kB

1 kB

12 bit

18 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 20MHz, 8KB, VQFN20, Ind 125C, Green, T&R

ATTINY806-MFR
Microchip Technology
1: $1.12
9,592In Stock

Mfr. Part No.
ATTINY806-MFR

Mouser Part No
579-ATTINY806-MFR

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, 8KB, VQFN20, Ind 125C, Green, T&R

Learn More

Datasheet

9,592In Stock

Cut Tape

$1.12

$1.08

Reel

$1.08

$0.925

Min.: 1
Mult.: 1

: 6,000

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

AVR

8 bit

16 MHz

8 kB

512 B

10 bit

18 I/O

- 40 C

+ 125 C

Reel, Cut Tape

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

PIC16F1708T-I/ML
Microchip Technology
1: $2.09
1,098In Stock

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

1,098In Stock

Cut Tape

$2.09

$2.08

Reel

$1.74

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

PIC16

8 bit

32 MHz

7 kB

512 B

10 bit

18 I/O

- 40 C

+ 85 C

AEC-Q100

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 14KB FL 1KBRAM 32MHz 18I/0 Enhanced Mid

PIC16F1829-I/ML
Microchip Technology
1: $2.76
5,611In Stock

Mfr. Part No.
PIC16F1829-I/ML

Mouser Part No
579-PIC16F1829-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 14KB FL 1KBRAM 32MHz 18I/0 Enhanced Mid

Learn More

Datasheet

5,611In Stock

$2.76

$2.53

$2.31

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

PIC16

8 bit

32 MHz

14 kB

1 kB

10 bit

18 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 14KB FL 1KBRAM 32MHz 18I/0 Enhanced Mid

PIC16F1829T-I/ML
Microchip Technology
1: $2.84
2,706In Stock
6,600Expected 23/11/2026

Mfr. Part No.
PIC16F1829T-I/ML

Mouser Part No
579-PIC16F1829T-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 14KB FL 1KBRAM 32MHz 18I/0 Enhanced Mid

Learn More

Datasheet

2,706In Stock

6,600Expected 23/11/2026

Cut Tape

$2.84

$2.73

Reel

$2.37

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

PIC16

8 bit

32 MHz

14 kB

1 kB

10 bit

18 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

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

PIC16F690-I/ML
Microchip Technology
1: $3.54
518In 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

518In Stock

$3.54

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

PIC16

8 bit

20 MHz

7 kB

256 B

10 bit

18 I/O

- 40 C

+ 85 C

Tube

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

EFM8UB10F8G-C-QFN20
Silicon Labs
1: $2.42
2,547In Stock
5,040Expected 11/9/2026

Mfr. Part No.
EFM8UB10F8G-C-QFN20

Mouser Part No
634-8UB10F8GCQFN20

Silicon Labs

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

Datasheet

2,547In Stock

5,040Expected 11/9/2026

$2.42

$2.05

$1.80

$1.67

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

CIP-51 8051

8 bit

50 MHz

8 kB

2.25 kB

12 bit

13 I/O

- 40 C

+ 85 C

Tube

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

EFM8BB51F16I-C-QFN20R
Silicon Labs
1: $1.51
12,398In Stock

Mfr. Part No.
EFM8BB51F16I-C-QFN20R

Mouser Part No
634-EFM851F16IQFN20R

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

12,398In Stock

Cut Tape

$1.51

$1.29

$1.13

$1.04

Reel

$0.732

View

Min.: 1
Mult.: 1

: 2,500

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

16 kB

1.28 kB

16 I/O

- 40 C

+ 85 C

Reel, Cut Tape

8-bit Microcontrollers - MCU 14KB Flash, 128EE, 1KB RAM, 10b ADC, PWM, CCP, HLT, WDT, PPS, EUSART, SPI/I2C

PIC16F18045-I/ML
Microchip Technology
1: $0.734
874In Stock

Mfr. Part No.
PIC16F18045-I/ML

Mouser Part No
494-PIC16F18045-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 14KB Flash, 128EE, 1KB RAM, 10b ADC, PWM, CCP, HLT, WDT, PPS, EUSART, SPI/I2C

Learn More

Datasheet

874In Stock

$0.734

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

PIC16

8 bit

32 MHz

14 kB

1 kB

10 bit

18 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 14KB Fl 1kB R 48MHz Int. Oc 18 I0

PIC16F1459-I/ML
Microchip Technology
1: $2.92
329In Stock

Mfr. Part No.
PIC16F1459-I/ML

Mouser Part No
579-PIC16F1459-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 14KB Fl 1kB R 48MHz Int. Oc 18 I0

Learn More

Datasheet

329In Stock

$2.92

$2.68

$2.45

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

PIC16

8 bit

48 MHz

14 kB

1 kB

10 bit

17 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 3.5KB Flash 128B RAM 18I/O 10bit ADC

PIC16F1507-I/ML
Microchip Technology
1: $2.03
82In Stock

Mfr. Part No.
PIC16F1507-I/ML

Mouser Part No
579-PIC16F1507-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 3.5KB Flash 128B RAM 18I/O 10bit ADC

Learn More

Datasheet

82In Stock

$2.03

$1.71

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

PIC16

8 bit

20 MHz

3.5 kB

128 B

10 bit

18 I/O

- 40 C

+ 85 C

Tube

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

PIC16F1508-E/ML
Microchip Technology
1: $2.22
190In Stock

Mfr. Part No.
PIC16F1508-E/ML

Mouser Part No
579-PIC16F1508-E/ML

Microchip Technology

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

Learn More

Datasheet

190In Stock

$2.22

$2.05

$1.86

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

PIC16

8 bit

20 MHz

4 kB

256 B

10 bit

18 I/O

- 40 C

+ 125 C

Tube

8-bit Microcontrollers - MCU 7KB FLASH 256B RAM 18 I/O 10-BIT ADC 3V

PIC16F1508T-I/ML
Microchip Technology
1: $2.12
778In Stock

Mfr. Part No.
PIC16F1508T-I/ML

Mouser Part No
579-PIC16F1508T-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 7KB FLASH 256B RAM 18 I/O 10-BIT ADC 3V

Learn More

Datasheet

778In Stock

Cut Tape

$2.12

$1.96

Reel

$1.94

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

PIC16

8 bit

20 MHz

4 kB

256 B

10 bit

18 I/O

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 14KB FLASH 512B RAM 18 I/O 10-BIT ADC 3V

PIC16F1509-E/ML
Microchip Technology
1: $2.35
254In Stock
546Expected 3/9/2026

Mfr. Part No.
PIC16F1509-E/ML

Mouser Part No
579-PIC16F1509-E/ML

Microchip Technology

8-bit Microcontrollers - MCU 14KB FLASH 512B RAM 18 I/O 10-BIT ADC 3V

Learn More

Datasheet

254In Stock

546Expected 3/9/2026

$2.35

$2.16

$1.94

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

PIC16

8 bit

20 MHz

8 kB

512 B

10 bit

18 I/O

- 40 C

+ 125 C

Tube

8-bit Microcontrollers - MCU 14KB FLASH 512B RAM

PIC16F1509-I/ML
Microchip Technology
1: $2.15
252In Stock

Mfr. Part No.
PIC16F1509-I/ML

Mouser Part No
579-PIC16F1509-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 14KB FLASH 512B RAM

Learn More

Datasheet

252In Stock

$2.15

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

PIC16

8 bit

20 MHz

8 kB

512 B

10 bit

18 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 8 Bit MCU, 7KB Flash 512 RAM, 10bit ADC

PIC16F1618-E/ML
Microchip Technology
1: $2.28
316In Stock

Mfr. Part No.
PIC16F1618-E/ML

Mouser Part No
579-PIC16F1618-E/ML

Microchip Technology

8-bit Microcontrollers - MCU 8 Bit MCU, 7KB Flash 512 RAM, 10bit ADC

Learn More

Datasheet

316In Stock

$2.28

$1.93

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

PIC16

8 bit

32 MHz

7 kB

512 B

10 bit

18 I/O

- 40 C

+ 125 C

Tube

QFN-20 Embedded Processors & Controllers

Types of Embedded Processors & Controllers

Customer Service Office

Company

Resources

Support