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50 MHz Microcontrollers - MCU

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Maximum Clock Frequency = 50 MHz

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Part #

32-bit Microcontrollers - MCU 256KB Flash 64KB RAM 40MHz, 10-bit ADC

PIC32MX270F256B-I/SO
Microchip Technology
1: $5.21
46In Stock

Mfr. Part No.
PIC32MX270F256B-I/SO

Mouser Part No
579-32MX270F256BI/SO

Microchip Technology

32-bit Microcontrollers - MCU 256KB Flash 64KB RAM 40MHz, 10-bit ADC

Learn More

Datasheet

46In Stock

$5.21

Min.: 1
Mult.: 1

SMD/SMT

SOIC-28

MIPS32 M4K

256 kB

32 bit

10 bit

50 MHz

21 I/O

64 kB

2.3 V

3.6 V

- 40 C

+ 85 C

Tube

32-bit Microcontrollers - MCU 512KB Flash 64KB RAM I2S, CTMU, UART, AD

PIC32MX270F512L-I/PF
Microchip Technology
1: $8.33
90In Stock

Mfr. Part No.
PIC32MX270F512L-I/PF

Mouser Part No
579-32MX270F512LI/PF

Microchip Technology

32-bit Microcontrollers - MCU 512KB Flash 64KB RAM I2S, CTMU, UART, AD

Learn More

Datasheet

90In Stock

$8.33

Min.: 1
Mult.: 1

SMD/SMT

TQFP-100

MIPS32 M4K

512 kB

32 bit

10 bit

50 MHz

81 I/O

64 kB

2.3 V

3.6 V

- 40 C

+ 85 C

Tray

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

C8051F353-GMR
Silicon Labs
1: $13.08
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

$13.08

$10.63

$10.14

$8.80

View

Reel

$6.58

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-28

8051

8 kB

8 bit

16 bit

50 MHz

17 I/O

768 B

2.7 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape

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

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-32

8051

32 kB

8 bit

12 bit

50 MHz

25 I/O

4.25 kB

1.8 V

5.25 V

- 40 C

+ 125 C

AEC-Q100

Tube

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

CY8C3246LTI-149
Infineon Technologies
1: $13.04
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

$13.04

$10.26

$9.56

$8.80

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-68

8051

64 kB

8 bit

12 bit

50 MHz

46 I/O

8 kB

1.71 V

5.5 V

- 40 C

+ 85 C

Tray

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

SMD/SMT

QFN-68

8051

64 kB

8 bit

12 bit

50 MHz

46 I/O

8 kB

1.71 V

5.5 V

- 40 C

+ 85 C

Reel, Cut Tape

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

CY8C3446AXI-099T
Infineon Technologies
1: $15.11
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

$15.11

$11.94

$11.14

$10.27

View

Reel

$8.95

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

TQFP-100

8051

64 kB

8 bit

12 bit

50 MHz

72 I/O

8 kB

1.71 V

5.5 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

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

CY8C3446LTI-085
Infineon Technologies
1: $14.67
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

$14.67

$11.58

$10.81

$9.96

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-68

8051

64 kB

8 bit

12 bit

50 MHz

48 I/O

8 kB

1.71 V

5.5 V

- 40 C

+ 85 C

Tray

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

C8051F124-GQ
Silicon Labs
1: $48.44
5In Stock
1,350Expected 19/03/2027
End of Life

Mfr. Part No.
C8051F124-GQ

Mouser Part No
634-C8051F124-GQ

End of Life

Silicon Labs

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

Datasheet

5In Stock

1,350Expected 19/03/2027

$48.44

$40.06

$38.38

$36.34

$35.42

Min.: 1
Mult.: 1

SMD/SMT

TQFP-100

8051

128 kB

8 bit

8 bit, 12 bit

50 MHz

64 I/O

8.25 kB

2.7 V

3.6 V

- 40 C

+ 85 C

Tray

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

SMD/SMT

TQFP-64

8051

128 kB

8 bit

12 bit

50 MHz

32 I/O

8.25 kB

2.7 V

3.6 V

- 40 C

+ 85 C

Tray

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

C8051F500-IQ
Silicon Labs
1: $12.54
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

$12.54

$10.40

$9.70

$8.86

View

Min.: 1
Mult.: 1

SMD/SMT

QFP-48

8051

64 kB

8 bit

12 bit

50 MHz

40 I/O

4.25 kB

1.8 V

5.25 V

- 40 C

+ 125 C

AEC-Q100

Tray

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

SMD/SMT

TQFP-48

8051

64 kB

8 bit

12 bit

50 MHz

40 I/O

4.25 kB

1.8 V

5.25 V

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

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

SMD/SMT

QFN-32

8051

64 kB

8 bit

12 bit

50 MHz

25 I/O

4.25 kB

1.8 V

5.25 V

- 40 C

+ 125 C

AEC-Q100

Tube

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

C8051F505-IQ
Silicon Labs
1: $12.05
104In 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

104In Stock

$12.05

$9.88

$9.33

$8.76

View

Min.: 1
Mult.: 1

SMD/SMT

QFP-48

8051

32 kB

8 bit

12 bit

50 MHz

40 I/O

4.25 kB

1.8 V

5.25 V

- 40 C

+ 125 C

AEC-Q100

Tray

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

C8051F580-IQ
Silicon Labs
1: $16.24
14In Stock
2,500Expected 29/01/2027
End of Life

Mfr. Part No.
C8051F580-IQ

Mouser Part No
634-C8051F580-IQ

End of Life

Silicon Labs

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

Learn More

Datasheet

14In Stock

2,500Expected 29/01/2027

$16.24

$13.48

$12.10

$11.08

$10.68

Min.: 1
Mult.: 1

SMD/SMT

PQFP-48

8051

128 kB

8 bit

12 bit

50 MHz

40 I/O

8.25 kB

1.8 V

5.25 V

- 40 C

+ 125 C

AEC-Q100

Tray

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

SMD/SMT

QFN-48

8051

128 kB

8 bit

12 bit

50 MHz

40 I/O

8.25 kB

1.8 V

5.25 V

- 40 C

+ 125 C

AEC-Q100

Tube

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

C8051F581-IQ
Silicon Labs
1: $16.68
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

$16.68

$13.15

$12.47

$11.17

View

Min.: 1
Mult.: 1

SMD/SMT

QFP-48

8051

128 kB

8 bit

12 bit

50 MHz

40 I/O

8.25 kB

1.8 V

5.25 V

- 40 C

+ 125 C

AEC-Q100

Tray

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

C8051F581-IQR
Silicon Labs
1: $17.15
15In Stock
End of Life

Mfr. Part No.
C8051F581-IQR

Mouser Part No
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

$17.15

$13.49

$12.70

$11.39

$11.34

Reel

$10.17

MouseReel Available

Min.: 1
Mult.: 1

: 500

SMD/SMT

QFN-48

8051

128 kB

8 bit

12 bit

50 MHz

40 I/O

8.25 kB

1.8 V

5.25 V

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

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: $4.73
5In Stock
End of Life

Mfr. Part No.
EFM8BB31F64I-D-QFP32

Mouser Part No
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

5In Stock

$4.73

$3.12

$2.85

$2.42

View

Min.: 1
Mult.: 1

SMD/SMT

QFP-32

CIP-51 8051

64 kB

8 bit

10 bit, 12 bit

50 MHz

28 I/O

4.35 kB

2.2 V

3.6 V

- 40 C

+ 125 C

Tray

32-bit Microcontrollers - MCU R32C/116 768kB, 63kB QFP100 50MHz

R5F64168DFB#20
Renesas Electronics
1: $31.85
88In Stock

Mfr. Part No.
R5F64168DFB#20

Mouser Part No
968-R5F64168DFB#20

Renesas Electronics

32-bit Microcontrollers - MCU R32C/116 768kB, 63kB QFP100 50MHz

Datasheet

88In Stock

$31.85

$24.92

$23.80

$21.50

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-100

R32C/100

768 kB

32 bit

10 bit

50 MHz

84 I/O

63 kB

3 V

5.5 V

- 40 C

+ 85 C

Tray

32-bit Microcontrollers - MCU 32-BIT MCU, 256K FL 16KB RAM, 10-BIT ADC

PIC32MX230F256B-50I/SP
Microchip Technology
1: $4.74
47In Stock

Mfr. Part No.
PIC32MX230F256B-50I/SP

Mouser Part No
579-MX230F256B50I/SP

Microchip Technology

32-bit Microcontrollers - MCU 32-BIT MCU, 256K FL 16KB RAM, 10-BIT ADC

Learn More

Datasheet

47In Stock

$4.74

Min.: 1
Mult.: 1

Through Hole

SPDIP-28

MIPS32 M4K

256 kB

32 bit

10 bit

50 MHz

19 I/O

16 kB

2.3 V

3.6 V

- 40 C

+ 85 C

Tube

32-bit Microcontrollers - MCU 32-BIT MCU, 256K FL 16KB RAM, 10-BIT ADC

PIC32MX230F256B-50I/SS
Microchip Technology
1: $4.42
145In Stock

Mfr. Part No.
PIC32MX230F256B-50I/SS

Mouser Part No
579-MX230F256B50I/SS

Microchip Technology

32-bit Microcontrollers - MCU 32-BIT MCU, 256K FL 16KB RAM, 10-BIT ADC

Learn More

Datasheet

145In Stock

$4.42

Min.: 1
Mult.: 1

SMD/SMT

SSOP-28

MIPS32 M4K

256 kB

32 bit

10 bit

50 MHz

19 I/O

16 kB

2.3 V

3.6 V

- 40 C

+ 85 C

Tube

32-bit Microcontrollers - MCU Piccolo Micro A 595- TMS320F28022DAQR A A 595-TMS320F28022DAQR

TMS320F28022DAQ
Texas Instruments
1: $11.49
74In Stock

Mfr. Part No.
TMS320F28022DAQ

Mouser Part No
595-TMS320F28022DAQ

Texas Instruments

32-bit Microcontrollers - MCU Piccolo Micro A 595- TMS320F28022DAQR A A 595-TMS320F28022DAQR

Learn More

Datasheet

74In Stock

$11.49

$9.01

$8.13

$7.91

View

Min.: 1
Mult.: 1

SMD/SMT

TSSOP-38

C28x

32 kB

32 bit

12 bit

50 MHz

20 I/O

12 kB

1.71 V

1.89 V

- 40 C

+ 125 C

32-bit Microcontrollers - MCU Piccolo MCU

TMS320F28022DAT
Texas Instruments
1: $8.91
70In Stock

Mfr. Part No.
TMS320F28022DAT

Mouser Part No
595-TMS320F28022DAT

Texas Instruments

32-bit Microcontrollers - MCU Piccolo MCU

Learn More

Datasheet

70In Stock

$8.91

$6.68

$5.73

$4.85

View

Min.: 1
Mult.: 1

SMD/SMT

TSSOP-38

C28x

16 kB

32 bit

12 bit

50 MHz

20 I/O

6 kB

1.71 V

1.89 V

- 40 C

+ 125 C

Tube

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

EFM8BB31F32I-D-4QFN24
Silicon Labs
1: $3.33
475In Stock

Mfr. Part No.
EFM8BB31F32I-D-4QFN24

Mouser Part No
634-EF8BB31F32ID4F24

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

475In Stock

$3.33

$2.19

$2.02

$1.76

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-24

CIP-51 8051

32 kB

8 bit

10 bit, 12 bit

50 MHz

20 I/O

2.3 kB

2.2 V

3.6 V

- 40 C

+ 125 C

Tube

50 MHz Microcontrollers - MCU

Types of Microcontrollers - MCU

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BGA-116
BGA-121
BGA-124
BGA-196
BGA-64
HVQFN-24
HVQFN-33
LFBGA-169
LFQFP-100
LFQFP-48
LFQFP-64
LFQFP-80
LGA-44
LQFN-32
LQFP-100
LQFP-112
LQFP-128
LQFP-144
LQFP-176
LQFP-44

8051
80C188
ARM Cortex M0
ARM Cortex M0+
ARM Cortex M3
ARM Cortex M4
ARM Cortex M4F
ARM M4
AVR
C28x
CIP-51 8051
CISC
ColdFire V1
ColdFire V2
eZ80
H8SX
HCS12
HCS12X
MIPS32 M4K
MIPS32 microAptiv

0 B
4 kB
8 kB
16 kB
24 kB
32 kB
35 kB
36 kB
40 kB
48 kB
56 kB
64 kB
68 kB
96 kB
128 kB
132 kB
256 kB
384 kB
512 kB
640 kB

9 I/O
11 I/O
12 I/O
13 I/O
16 I/O
17 I/O
18 I/O
19 I/O
20 I/O
21 I/O
22 I/O
24 I/O
25 I/O
26 I/O
28 I/O
29 I/O
30 I/O
31 I/O
32 I/O
33 I/O

0 B
256 B
512 B
768 B
1 kB
1.25 kB
2 kB
2.25 kB
2.3 kB
2.31 kB
4 kB
4.25 kB
4.35 kB
6 kB
8 kB
8.25 kB
10 kB
12 kB
16 kB
20 kB

1.25 V
1.62 V
1.7 V
1.71 V
1.72 V
1.8 V
1.98 V
2 V
2.2 V
2.25 V
2.3 V
2.35 V
2.4 V
2.5 V
2.6 V
2.7 V
3 V
3.3 V
4 V
4.5 V