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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: $3.24
463In Stock
2,520Expected 9/30/2026

Mfr. Part #
EFM8BB21F16A-C-QFN20

Mouser Part #
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 9/30/2026

$3.24

$2.71

$2.41

$2.31

View

Min.: 1
Mult.: 1

NOR Flash 512K x 8 7 us

SST25VF040B-50-4C-S2AF
Microchip Technology
1: $1.14
220In Stock
720Expected 10/2/2026

Mfr. Part #
SST25VF040B-50-4C-S2AF

Mouser Part #
804-25VF040B5CS2AF

Microchip Technology

NOR Flash 512K x 8 7 us

Datasheet

220In Stock

720Expected 10/2/2026

$1.14

$1.11

$1.06

Min.: 1
Mult.: 1

NOR Flash 512K X 8 14 us

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

Mfr. Part #
SST25VF040B-50-4I-QAF

Mouser Part #
804-25VF040B5IQAF

Microchip Technology

NOR Flash 512K X 8 14 us

Datasheet

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: $1.14
577In Stock

Mfr. Part #
SST25VF040B-50-4I-S2AF

Mouser Part #
804-25VF040B5IS2AF

Microchip Technology

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

Datasheet

577In Stock

$1.14

$1.11

$1.06

Min.: 1
Mult.: 1

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

SST25VF040B-50-4I-SAF
Microchip Technology
1: $1.19
1,341In Stock

Mfr. Part #
SST25VF040B-50-4I-SAF

Mouser Part #
804-25VF040B5ISAF

Microchip Technology

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

Datasheet

1,341In Stock

$1.19

Min.: 1
Mult.: 1

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

SST25VF080B-50-4C-PAE
Microchip Technology
1: $1.64
788In Stock

Mfr. Part #
SST25VF080B-50-4C-PAE

Mouser Part #
804-25VF080B5CPAE

Microchip Technology

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

Datasheet

788In 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
25In Stock
630Expected 9/21/2026

Mfr. Part #
SST25VF080B-50-4C-S2AF

Mouser Part #
804-25VF080B5CS2AF

Microchip Technology

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

Datasheet

25In Stock

630Expected 9/21/2026

$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: $1.45
718In Stock

Mfr. Part #
SST25VF080B-50-4C-S2AF-T

Mouser Part #
804-25VF080B5CS2AF-T

Microchip Technology

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

Datasheet

718In Stock

Cut Tape

$1.45

$1.40

$1.38

$1.35

Reel

$1.35

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: $1.63
329In Stock

Mfr. Part #
SST25VF080B-50-4I-QAF

Mouser Part #
804-25VF080B5IQAF

Microchip Technology

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

Datasheet

329In Stock

$1.63

$1.58

$1.50

Min.: 1
Mult.: 1

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

C8051F506-IM
Silicon Labs
1: $10.84
6In Stock

Mfr. Part #
C8051F506-IM

Mouser Part #
634-C8051F506-IM

Silicon Labs

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

Datasheet

6In Stock

$10.84

$8.47

$7.87

$7.22

View

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 #
CY8C3244AXI-153

Mouser Part #
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 #
CY8C3246LTI-149

Mouser Part #
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 #
CY8C3246LTI-149T

Mouser Part #
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

$11.04

$10.58

$9.32

View

Reel

$8.35

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 #
CY8C3446AXI-099T

Mouser Part #
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

$9.40

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 #
CY8C3446LTI-085

Mouser Part #
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 50MIPS,128KB,12ADC,100Pin MCU

C8051F124-GQ
Silicon Labs
1: $44.67
8In Stock
1,350Expected 12/4/2026
End of Life

Mfr. Part #
C8051F124-GQ

Mouser Part #
634-C8051F124-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 50MIPS,128KB,12ADC,100Pin MCU

Datasheet

8In Stock

1,350Expected 12/4/2026

$44.67

$37.64

$34.72

$33.51

View

Min.: 1
Mult.: 1

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

C8051F127-GQ
Silicon Labs
1: $41.53
6In Stock
End of Life

Mfr. Part #
C8051F127-GQ

Mouser Part #
634-C8051F127-GQ

End of Life

Silicon Labs

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

Datasheet

6In Stock

$41.53

$33.67

$31.16

$29.90

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: $13.81
23In Stock
End of Life

Mfr. Part #
C8051F500-IQR

Mouser Part #
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

$13.81

$11.45

$9.85

$9.75

Reel

$9.00

MouseReel Available

Min.: 1
Mult.: 1

: 500

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

C8051F501-IQ
Silicon Labs
1: $12.46
20In Stock
End of Life

Mfr. Part #
C8051F501-IQ

Mouser Part #
634-C8051F501-IQ

End of Life

Silicon Labs

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

Datasheet

20In Stock

$12.46

$10.33

$8.85

$8.79

Min.: 1
Mult.: 1

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

C8051F503-IM
Silicon Labs
1: $11.01
44In Stock
End of Life

Mfr. Part #
C8051F503-IM

Mouser Part #
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

$11.01

$8.59

$7.99

$7.33

View

Min.: 1
Mult.: 1

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

C8051F505-IQR
Silicon Labs
1: $11.36
21In Stock
End of Life

Mfr. Part #
C8051F505-IQR

Mouser Part #
634-C8051F505-IQR

End of Life

Silicon Labs

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

Datasheet

21In Stock

Cut Tape

$11.36

$8.87

$8.24

$8.02

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: $15.74
106In Stock
End of Life

Mfr. Part #
C8051F581-IM

Mouser Part #
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

106In Stock

$15.74

$12.33

$11.48

$10.54

View

Min.: 1
Mult.: 1

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

C8051F581-IQ
Silicon Labs
1: $17.05
15In Stock
End of Life

Mfr. Part #
C8051F581-IQ

Mouser Part #
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

$17.05

$14.15

$12.03

$11.54

$11.20

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 50 MIPS, 128 kB, 8 kB, SPI, 2xUART, I2C, QFP48

C8051F581-IQR
Silicon Labs
1: $16.90
15In Stock
End of Life

Mfr. Part #
C8051F581-IQR

Mouser Part #
634-C8051F581-IQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 50 MIPS, 128 kB, 8 kB, SPI, 2xUART, I2C, QFP48

Datasheet

15In Stock

Cut Tape

$16.90

$13.76

$11.91

$11.39

Reel

$10.56

MouseReel Available

Min.: 1
Mult.: 1

: 500

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU

EFM8BB31F64I-D-QFP32
Silicon Labs
1: $3.34
10In Stock
End of Life

Mfr. Part #
EFM8BB31F64I-D-QFP32

Mouser Part #
634-EF8BB31F64IDQP32

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU

Datasheet

10In Stock

$3.34

$2.49

$2.28

$2.04

$2.01

Min.: 1
Mult.: 1

8 bit 50 MHz Semiconductors

Types of Semiconductors

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