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8 bit 50 MHz Semiconductors

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Types of Semiconductors

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Data Bus Width = 8 bit Maximum Clock Frequency = 50 MHz

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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: $4.10
44In Stock
2,520Expected 01/09/2026

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

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Datasheet

44In Stock

2,520Expected 01/09/2026

$4.10

$2.96

$2.69

$2.22

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Min.: 1
Mult.: 1

NOR Flash 512K X 8 14 us

SST25VF040B-50-4C-QAF
Microchip Technology
1: $1.54
758In Stock
2,352Expected 28/09/2026

Mfr. Part No.
SST25VF040B-50-4C-QAF

Mouser Part No
804-25VF040B5CQAF

Microchip Technology

NOR Flash 512K X 8 14 us

Datasheet

Product Comments

758In Stock

2,352Expected 28/09/2026

$1.54

Min.: 1
Mult.: 1

NOR Flash 512K X 8 14 us

SST25VF040B-50-4I-QAF
Microchip Technology
1: $1.54
7In Stock

Mfr. Part No.
SST25VF040B-50-4I-QAF

Mouser Part No
804-25VF040B5IQAF

Microchip Technology

NOR Flash 512K X 8 14 us

Datasheet

Product Comments

7In Stock

$1.54

Min.: 1
Mult.: 1

NOR Flash 4M (512Kx8) 50MHz 2.7-3.6V Industrial

SST25VF040B-50-4I-S2AF
Microchip Technology
1: $1.21
617In Stock

Mfr. Part No.
SST25VF040B-50-4I-S2AF

Mouser Part No
804-25VF040B5IS2AF

Microchip Technology

NOR Flash 4M (512Kx8) 50MHz 2.7-3.6V Industrial

Datasheet

Product Comments

617In Stock

$1.21

Min.: 1
Mult.: 1

NOR Flash 4M (512Kx8) 50MHz 2.7-3.6V Industrial

SST25VF040B-50-4I-SAF
Microchip Technology
1: $1.19
1,342In Stock

Mfr. Part No.
SST25VF040B-50-4I-SAF

Mouser Part No
804-25VF040B5ISAF

Microchip Technology

NOR Flash 4M (512Kx8) 50MHz 2.7-3.6V Industrial

Datasheet

Product Comments

1,342In Stock

$1.19

Min.: 1
Mult.: 1

NOR Flash 8M (1Mx8) 50MHz Commercial Temp

SST25VF080B-50-4C-PAE
Microchip Technology
1: $1.64
796In Stock

Mfr. Part No.
SST25VF080B-50-4C-PAE

Mouser Part No
804-25VF080B5CPAE

Microchip Technology

NOR Flash 8M (1Mx8) 50MHz Commercial Temp

Datasheet

Product Comments

796In Stock

$1.64

$1.60

$1.52

Min.: 1
Mult.: 1

NOR Flash 8M (1Mx8) 50MHz 2.7-3.6V Commercial

SST25VF080B-50-4C-S2AF
Microchip Technology
1: $1.40
155In Stock

Mfr. Part No.
SST25VF080B-50-4C-S2AF

Mouser Part No
804-25VF080B5CS2AF

Microchip Technology

NOR Flash 8M (1Mx8) 50MHz 2.7-3.6V Commercial

Datasheet

Product Comments

155In Stock

$1.40

$1.37

$1.30

Min.: 1
Mult.: 1

NOR Flash 8M (1Mx8) 50MHz 2.7-3.6V Commercial

SST25VF080B-50-4C-S2AF-T
Microchip Technology
1: $1.54
718In Stock

Mfr. Part No.
SST25VF080B-50-4C-S2AF-T

Mouser Part No
804-25VF080B5CS2AF-T

Microchip Technology

NOR Flash 8M (1Mx8) 50MHz 2.7-3.6V Commercial

Datasheet

Product Comments

718In Stock

Cut Tape

$1.54

Reel

$1.54

MouseReel Available

Min.: 1
Mult.: 1

: 2,100

NOR Flash 8M (1Mx8) 50MHz 2.7-3.6V Industrial

SST25VF080B-50-4I-QAF
Microchip Technology
1: $1.73
529In Stock

Mfr. Part No.
SST25VF080B-50-4I-QAF

Mouser Part No
804-25VF080B5IQAF

Microchip Technology

NOR Flash 8M (1Mx8) 50MHz 2.7-3.6V Industrial

Datasheet

Product Comments

529In Stock

$1.73

Min.: 1
Mult.: 1

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

C8051F353-GMR
Silicon Labs
1: $12.90
103In Stock

Mfr. Part No.
C8051F353-GMR

Mouser Part No
634-C8051F353-GMR

Silicon Labs

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

Datasheet

103In Stock

Cut Tape

$12.90

$10.49

$9.22

$8.79

View

Reel

$7.09

Min.: 1
Mult.: 1

: 1,500

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V CAN LIN 8-bit MCU

C8051F506-IM
Silicon Labs
1: $12.41
6In Stock

Mfr. Part No.
C8051F506-IM

Mouser Part No
634-C8051F506-IM

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V CAN LIN 8-bit MCU

Datasheet

6In Stock

$12.41

$10.09

$9.62

$8.35

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Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 16K Flash 50MHz 8051 1.71V to 5.5V

CY8C3244AXI-153
Infineon Technologies
1: $11.28
33In Stock

Mfr. Part No.
CY8C3244AXI-153

Mouser Part No
727-CY8C3244AXI-153

Infineon Technologies

8-bit Microcontrollers - MCU 16K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

33In Stock

$11.28

$8.78

$7.97

$6.41

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

CY8C3246LTI-149
Infineon Technologies
1: $14.36
8In Stock

Mfr. Part No.
CY8C3246LTI-149

Mouser Part No
727-CY8C3246LTI-149

Infineon Technologies

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

8In Stock

$14.36

$11.15

$10.06

$9.48

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU PSoC 32KB FLASH 1.7-5.5V 38 I/O

CY8C3246LTI-149T
Infineon Technologies
1: $14.53
23In Stock

Mfr. Part No.
CY8C3246LTI-149T

Mouser Part No
727-CY8C3246LTI-149T

Infineon Technologies

8-bit Microcontrollers - MCU PSoC 32KB FLASH 1.7-5.5V 38 I/O

Learn More

Datasheet

23In Stock

Cut Tape

$14.53

$11.03

$10.58

$9.32

View

Reel

$7.83

Min.: 1
Mult.: 1

: 2,000

8-bit Microcontrollers - MCU PSoC 64KB FLASH 1.7-5.5V 62 I/O

CY8C3446AXI-099T
Infineon Technologies
1: $16.63
113In Stock

Mfr. Part No.
CY8C3446AXI-099T

Mouser Part No
727-CY8C3446AXI-099T

Infineon Technologies

8-bit Microcontrollers - MCU PSoC 64KB FLASH 1.7-5.5V 62 I/O

Learn More

Datasheet

113In Stock

Cut Tape

$16.63

$13.04

$11.74

$11.11

View

Reel

$9.07

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

CY8C3446LTI-085
Infineon Technologies
1: $16.15
6In Stock

Mfr. Part No.
CY8C3446LTI-085

Mouser Part No
727-CY8C3446LTI-085

Infineon Technologies

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

6In Stock

$16.15

$12.64

$11.38

$10.76

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 8-bit MCU

C8051F125-GQ
Silicon Labs
1: $46.65
5In Stock
End of Life

Mfr. Part No.
C8051F125-GQ

Mouser Part No
634-C8051F125-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 8-bit MCU

Datasheet

5In Stock

$46.65

$38.58

$36.96

$35.02

$35.00

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 8-bit MCU

C8051F127-GQ
Silicon Labs
1: $39.99
22In Stock
End of Life

Mfr. Part No.
C8051F127-GQ

Mouser Part No
634-C8051F127-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 8-bit MCU

Datasheet

22In Stock

$39.99

$33.52

$31.61

$28.79

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU

C8051F500-IQ
Silicon Labs
1: $13.81
149In Stock
End of Life

Mfr. Part No.
C8051F500-IQ

Mouser Part No
634-C8051F500-IQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU

Datasheet

149In Stock

$13.81

$11.00

$10.18

$9.33

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 50 MIPS, 64 kB, 4 kB, CAN2.0, LIN 2.1, SPI, UART, I2C, QFP48

C8051F500-IQR
Silicon Labs
1: $13.15
23In Stock
End of Life

Mfr. Part No.
C8051F500-IQR

Mouser Part No
634-C8051F500-IQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 50 MIPS, 64 kB, 4 kB, CAN2.0, LIN 2.1, SPI, UART, I2C, QFP48

Datasheet

23In Stock

Cut Tape

$13.15

$10.36

$9.82

$9.06

Reel

$9.00

MouseReel Available

Min.: 1
Mult.: 1

: 500

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V 8-bit MCU

C8051F503-IM
Silicon Labs
1: $12.62
44In Stock
End of Life

Mfr. Part No.
C8051F503-IM

Mouser Part No
634-C8051F503-IM

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V 8-bit MCU

Datasheet

44In Stock

$12.62

$10.26

$9.78

$8.49

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU

C8051F505-IQ
Silicon Labs
1: $13.01
21In Stock
End of Life

Mfr. Part No.
C8051F505-IQ

Mouser Part No
634-C8051F505-IQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU

Datasheet

21In Stock

$13.01

$10.58

$10.09

$8.76

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 50 MIPS, 32 kB, 4 kB, SPI, UART, I2C, QFP48

C8051F505-IQR
Silicon Labs
1: $13.00
1In Stock
End of Life

Mfr. Part No.
C8051F505-IQR

Mouser Part No
634-C8051F505-IQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 50 MIPS, 32 kB, 4 kB, SPI, UART, I2C, QFP48

Datasheet

1In Stock

Cut Tape

$13.00

$10.57

$10.08

$8.75

$8.36

Reel

$8.02

Min.: 1
Mult.: 1

: 500

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V 8-bit MCU

C8051F581-IM
Silicon Labs
1: $17.49
107In Stock
End of Life

Mfr. Part No.
C8051F581-IM

Mouser Part No
634-C8051F581-IM

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V 8-bit MCU

Learn More

Datasheet

107In Stock

$17.49

$13.29

$12.74

$11.22

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V 8-bit MCU

C8051F581-IQ
Silicon Labs
1: $17.37
15In Stock
End of Life

Mfr. Part No.
C8051F581-IQ

Mouser Part No
634-C8051F581-IQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V 8-bit MCU

Learn More

Datasheet

15In Stock

$17.37

$14.15

$12.75

$11.67

$11.20

Min.: 1
Mult.: 1

8 bit 50 MHz Semiconductors

Types of Semiconductors

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