.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: 308

Applied Filters:

Package/Case = QFN-20

Manufacturer

Core

Number of I/Os

Data Bus Width

ADC Resolution

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

EFM8BB21F16A-C-QFN20
Silicon Labs
1: $5.58
82In Stock
2,520Expected 4/9/2026

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

82In Stock

2,520Expected 4/9/2026

$5.58

$4.03

$3.66

$3.11

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

CIP-51 8051

16 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 8kB/768B RAM, 10b ADC, 10b DAC, QFN20 OTP available (T630-GM)

C8051F330-GMR
Silicon Labs
1: $15.53
24In Stock
1,500Expected 23/10/2026
NRND

Mfr. Part No.
C8051F330-GMR

Mouser Part No
634-C8051F330-GMR

NRND

Silicon Labs

8-bit Microcontrollers - MCU 8kB/768B RAM, 10b ADC, 10b DAC, QFN20 OTP available (T630-GM)

Datasheet

24In Stock

1,500Expected 23/10/2026

Cut Tape

$15.53

$12.62

$11.89

$10.49

View

Reel

$8.27

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-20

8051

17 I/O

8 bit

10 bit

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

PIC16F685-E/ML
Microchip Technology
1: $3.73
37In Stock

Mfr. Part No.
PIC16F685-E/ML

Mouser Part No
579-PIC16F685-E/ML

Microchip Technology

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

Datasheet

37In Stock

$3.73

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

PIC16

18 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 7 KB FLASH 256 B SRAM, 18 I/O

PIC16F721T-I/ML
Microchip Technology
1: $2.07
60In Stock

Mfr. Part No.
PIC16F721T-I/ML

Mouser Part No
579-PIC16F721T-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 7 KB FLASH 256 B SRAM, 18 I/O

Learn More

Datasheet

60In Stock

Cut Tape

$2.07

Reel

$2.07

Min.: 1
Mult.: 1

: 3,300

SMD/SMT

QFN-20

PIC16

18 I/O

8 bit

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

PIC16F690T-I/ML
Microchip Technology
1: $3.69
3,300In Stock

Mfr. Part No.
PIC16F690T-I/ML

Mouser Part No
579-PIC16F690T-I/ML

Microchip Technology

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

Datasheet

3,300In Stock

Cut Tape

$3.69

Reel

$3.69

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

SMD/SMT

QFN-20

PIC16

18 I/O

8 bit

10 bit

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

EFM8BB10F8I-A-QFN20
Silicon Labs
1: $1.66
2,520Expected 4/9/2026

Mfr. Part No.
EFM8BB10F8I-A-QFN20

Mouser Part No
634-FM8BB10F8IAQFN20

Silicon Labs

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

Learn More

Datasheet

2,520Expected 4/9/2026

$1.66

$1.41

$1.31

$1.15

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

CIP-51 8051

16 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 8-bit MCU Value Line 16 MHz 8kb FL 128EE

STM8S003F3U6TR
STMicroelectronics
1: $2.33
23,844On Order

Mfr. Part No.
STM8S003F3U6TR

Mouser Part No
511-STM8S003F3U6TR

STMicroelectronics

8-bit Microcontrollers - MCU 8-bit MCU Value Line 16 MHz 8kb FL 128EE

Learn More

Datasheet

23,844On Order

Cut Tape

$2.33

$1.41

$1.19

$0.90

View

Reel

$0.532

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

QFN-20

STM8

16 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 14KB FL 1KBRAM 32MHz 12I/0 Enhanced XLP

PIC16LF1829T-I/ML
Microchip Technology
1: $2.84
3,143Expected 24/8/2026

Mfr. Part No.
PIC16LF1829T-I/ML

Mouser Part No
579-PIC16LF1829TI/ML

Microchip Technology

8-bit Microcontrollers - MCU 14KB FL 1KBRAM 32MHz 12I/0 Enhanced XLP

Learn More

Datasheet

3,143Expected 24/8/2026

Cut Tape

$2.84

Reel

$2.84

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

SMD/SMT

QFN-20

PIC16

18 I/O

8 bit

10 bit

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

EFM8BB21F16A-C-QFN20R
Silicon Labs
1: $6.07
1,498Expected 28/8/2026

Mfr. Part No.
EFM8BB21F16A-C-QFN20R

Mouser Part No
634-BB21F16ACQFN20R

Silicon Labs

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

Learn More

Datasheet

1,498Expected 28/8/2026

Cut Tape

$6.07

$4.01

$3.64

$3.10

View

Reel

$2.58

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 8 kB LFO 8-bit MCU

C8051F330-GM
Silicon Labs
1: $13.41
1,896Expected 16/10/2026
NRND

Mfr. Part No.
C8051F330-GM

Mouser Part No
634-C8051F330-GM

NRND

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB LFO 8-bit MCU

Datasheet

1,896Expected 16/10/2026

$13.41

$11.11

$9.48

$9.08

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

8051

17 I/O

8 bit

10 bit

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

PIC16F1768-E/ML
Microchip Technology
1: $2.94
363Expected 7/9/2026

Mfr. Part No.
PIC16F1768-E/ML

Mouser Part No
579-PIC16F1768-E/ML

Microchip Technology

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

Learn More

Datasheet

363Expected 7/9/2026

$2.94

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

PIC16

18 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 14KB FL 1KBRAM 32MHz 12I/0 Enhanced XLP

PIC16LF1829-I/ML
Microchip Technology
1: $2.76
453Expected 26/8/2026

Mfr. Part No.
PIC16LF1829-I/ML

Mouser Part No
579-PIC16LF1829-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 14KB FL 1KBRAM 32MHz 12I/0 Enhanced XLP

Learn More

Datasheet

453Expected 26/8/2026

$2.76

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

PIC16

18 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 8kB/768B RAM, QFN20 OTP available (T631-GM)

C8051F331-GMR
Silicon Labs
1: $14.43
1,500Expected 16/10/2026
End of Life

Mfr. Part No.
C8051F331-GMR

Mouser Part No
634-C8051F331-GMR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8kB/768B RAM, QFN20 OTP available (T631-GM)

Datasheet

1,500Expected 16/10/2026

Cut Tape

$14.43

$11.15

$10.64

$9.23

View

Reel

$8.43

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-20

8051

17 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU Access line, 16 MHz STM8S 8-bit 8 Kbyte

STM8S103F3U6TR
STMicroelectronics
1: $2.45
2,995Expected 19/11/2026

Mfr. Part No.
STM8S103F3U6TR

Mouser Part No
511-STM8S103F3U6TR

STMicroelectronics

8-bit Microcontrollers - MCU Access line, 16 MHz STM8S 8-bit 8 Kbyte

Learn More

Datasheet

2,995Expected 19/11/2026

Cut Tape

$2.45

$1.50

$1.25

$0.951

View

Reel

$0.555

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

QFN-20

STM8

16 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU AVR 2KB FLSH 128B EE USI ADC 20MHz 125C

ATTINY24A-MF
Microchip Technology
1: $1.70
Lead-Time 10 Weeks

Mfr. Part No.
ATTINY24A-MF

Mouser Part No
556-ATTINY24A-MF

Microchip Technology

8-bit Microcontrollers - MCU AVR 2KB FLSH 128B EE USI ADC 20MHz 125C

Learn More

Datasheet

Lead-Time 10 Weeks

$1.70

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

AVR

12 I/O

8 bit

10 bit

16-bit Microcontrollers - MCU 8KB Flash 1KB RAM 16-bit PIC24F Family

PIC24F08KA101T-I/MQ
Microchip Technology
3,300: $4.04
Non-Stocked Lead-Time 8 Weeks

Mfr. Part No.
PIC24F08KA101T-I/MQ

Mouser Part No
579-24F08KA101T-I/MQ

Microchip Technology

16-bit Microcontrollers - MCU 8KB Flash 1KB RAM 16-bit PIC24F Family

Learn More

Datasheet

Non-Stocked Lead-Time 8 Weeks

Reel

$4.04

Min.: 3,300
Mult.: 3,300

: 3,300

SMD/SMT

QFN-20

PIC24F

18 I/O

16 bit

10 bit

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

PIC16F1459T-I/ML
Microchip Technology
3,300: $3.03
Non-Stocked Lead-Time 7 Weeks

Mfr. Part No.
PIC16F1459T-I/ML

Mouser Part No
579-PIC16F1459T-I/ML

Microchip Technology

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

Learn More

Datasheet

Non-Stocked Lead-Time 7 Weeks

Reel

$3.03

Min.: 3,300
Mult.: 3,300

: 3,300

SMD/SMT

QFN-20

PIC16

8 bit

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

PIC16F1507-E/ML
Microchip Technology
546: $2.01
Non-Stocked Lead-Time 7 Weeks

Mfr. Part No.
PIC16F1507-E/ML

Mouser Part No
579-PIC16F1507-E/ML

Microchip Technology

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

Learn More

Datasheet

Non-Stocked Lead-Time 7 Weeks

$2.01

Min.: 546
Mult.: 91

SMD/SMT

QFN-20

PIC16

18 I/O

8 bit

10 bit

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

PIC16F1507T-I/ML
Microchip Technology
3,300: $1.92
Non-Stocked Lead-Time 8 Weeks

Mfr. Part No.
PIC16F1507T-I/ML

Mouser Part No
579-PIC16F1507T-I/ML

Microchip Technology

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

Learn More

Datasheet

Non-Stocked Lead-Time 8 Weeks

Reel

$1.92

Min.: 3,300
Mult.: 3,300

: 3,300

SMD/SMT

QFN-20

PIC16

18 I/O

8 bit

10 bit

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

PIC16F1618T-I/ML
Microchip Technology
3,300: $1.90
Non-Stocked Lead-Time 9 Weeks

Mfr. Part No.
PIC16F1618T-I/ML

Mouser Part No
579-PIC16F1618T-I/ML

Microchip Technology

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

Learn More

Datasheet

Non-Stocked Lead-Time 9 Weeks

Reel

$1.90

Min.: 3,300
Mult.: 3,300

: 3,300

SMD/SMT

QFN-20

PIC16

8-bit Microcontrollers - MCU 2K Word Flash, 256B RAM, 10-bit ADC

PIC16F1707-E/ML
Microchip Technology
1: $2.12
Non-Stocked Lead-Time 9 Weeks

Mfr. Part No.
PIC16F1707-E/ML

Mouser Part No
579-PIC16F1707-E/ML

Microchip Technology

8-bit Microcontrollers - MCU 2K Word Flash, 256B RAM, 10-bit ADC

Learn More

Datasheet

Non-Stocked Lead-Time 9 Weeks

$2.12

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

PIC16

18 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 2K Word Flash, 256B RAM, 10-bit ADC

PIC16F1707-I/ML
Microchip Technology
637: $1.94
Non-Stocked Lead-Time 9 Weeks

Mfr. Part No.
PIC16F1707-I/ML

Mouser Part No
579-PIC16F1707-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 2K Word Flash, 256B RAM, 10-bit ADC

Learn More

Datasheet

Non-Stocked Lead-Time 9 Weeks

$1.94

Min.: 637
Mult.: 91

SMD/SMT

QFN-20

PIC16

18 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 8K Word Flash 1024B RAM,10-bit ADC

PIC16F1709T-I/ML
Microchip Technology
3,300: $2.23
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
PIC16F1709T-I/ML

Mouser Part No
579-PIC16F1709T-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 8K Word Flash 1024B RAM,10-bit ADC

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$2.23

Min.: 3,300
Mult.: 3,300

: 3,300

SMD/SMT

QFN-20

PIC16

8 bit

10 bit

8-bit Microcontrollers - MCU 8-Bit MCU 14KB Flash 1KB RAM 10bit DAC

PIC16F1769T-I/ML
Microchip Technology
3,300: $2.88
Non-Stocked Lead-Time 9 Weeks

Mfr. Part No.
PIC16F1769T-I/ML

Mouser Part No
579-PIC16F1769T-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 8-Bit MCU 14KB Flash 1KB RAM 10bit DAC

Learn More

Datasheet

Non-Stocked Lead-Time 9 Weeks

Reel

$2.88

Min.: 3,300
Mult.: 3,300

: 3,300

SMD/SMT

QFN-20

PIC16

8-bit Microcontrollers - MCU 7 KB Flash 256b RAM 32 MHz Int. Osc

PIC16F1828-E/ML
Microchip Technology
455: $2.86
Non-Stocked Lead-Time 8 Weeks

Mfr. Part No.
PIC16F1828-E/ML

Mouser Part No
579-PIC16F1828EML

Microchip Technology

8-bit Microcontrollers - MCU 7 KB Flash 256b RAM 32 MHz Int. Osc

Learn More

Datasheet

Non-Stocked Lead-Time 8 Weeks

$2.86

Min.: 455
Mult.: 91

SMD/SMT

QFN-20

PIC16

18 I/O

8 bit

10 bit

QFN-20 Embedded Processors & Controllers

Types of Embedded Processors & Controllers

Customer Service Office

Company

Resources

Support