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8051 microcontroller Microcontrollers - MCU

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Types of Microcontrollers - MCU

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Part #

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

CY8C3244PVI-133
Infineon Technologies
1: HK$85.73
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C3244PVI-133

Mouser Part No
727-CY8C3244PVI-133

Infineon Technologies

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

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

HK$85.73

HK$66.25

HK$63.21

HK$47.02

View

Min.: 1
Mult.: 1

SMD/SMT

SSOP-48

8051

8 bit

50 MHz

16 kB

2 kB

12 bit

29 I/O

1.71 V

5.5 V

+ 85 C

Tube

8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V

CY8C3245PVI-150
Infineon Technologies
600: HK$52.28
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C3245PVI-150

Mouser Part No
727-CY8C3245PVI-150

Infineon Technologies

8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

HK$52.28

HK$50.55

View

Min.: 600
Mult.: 600

SMD/SMT

SSOP-48

8051

8 bit

50 MHz

32 kB

4 kB

12 bit

31 I/O

1.71 V

5.5 V

+ 85 C

Tube

8-bit Microcontrollers - MCU 32K Flash 67MHz 8051 0.5V to 5.5V

CY8C3665LTI-044
Infineon Technologies
1,300: HK$79.32
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C3665LTI-044

Mouser Part No
727-CY8C3665LTI-044

Infineon Technologies

8-bit Microcontrollers - MCU 32K Flash 67MHz 8051 0.5V to 5.5V

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

HK$79.32

View

Min.: 1,300
Mult.: 1,300

SMD/SMT

QFN-68

8051

8 bit

67 MHz

32 kB

4 kB

12 bit

48 I/O

1.71 V

1.89 V

+ 85 C

Tray

8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V

CY8C3445LTI-078
Infineon Technologies
1: HK$102.75
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C3445LTI-078

Mouser Part No
727-CY8C3445LTI-078

Infineon Technologies

8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

HK$102.75

HK$80.56

HK$71.68

HK$68.97

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-48

8051

8 bit

50 MHz

32 kB

4 kB

12 bit

29 I/O

1.71 V

5.5 V

+ 85 C

Tray

8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V

CY8C3666AXI-036
Infineon Technologies
1: HK$163.50
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C3666AXI-036

Mouser Part No
727-CY8C3666AXI-036

Infineon Technologies

8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

HK$163.50

HK$131.19

HK$114.09

HK$110.48

View

Min.: 1
Mult.: 1

SMD/SMT

TQFP-100

8051

8 bit

67 MHz

64 kB

8 kB

12 bit

28 I/O

1.71 V

1.89 V

+ 85 C

Tray

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

CY8C3444LTI-119
Infineon Technologies
1: HK$103.24
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C3444LTI-119

Mouser Part No
727-CY8C3444LTI-119

Infineon Technologies

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

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

HK$103.24

HK$83.93

HK$80.06

HK$66.75

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-48

8051

8 bit

50 MHz

16 kB

2 kB

12 bit

29 I/O

1.71 V

5.5 V

+ 85 C

Tray

8-bit Microcontrollers - MCU Low Pin Count 8051 Series; 2.4V to 5.5V; -40 to 105

N76E003BQ20
Nuvoton
3,000: HK$3.88
Non-Stocked Lead-Time 40 Weeks

Mfr. Part No.
N76E003BQ20

Mouser Part No
503-N76E003BQ20

Nuvoton

8-bit Microcontrollers - MCU Low Pin Count 8051 Series; 2.4V to 5.5V; -40 to 105

Datasheet

Non-Stocked Lead-Time 40 Weeks

Reel

HK$3.88

Min.: 3,000
Mult.: 3,000

: 3,000

SMD/SMT

LQFP-44

8051

8 bit

16 MHz

18 kB

256 B

12 bit

18 I/O

2.4 V

5.5 V

+ 105 C

Reel

RF Microcontrollers - MCU RF+MCU 8051 25 MHz 16 kB +20 dBm

SI1060-A-GMR
Silicon Labs
2,500: HK$60.50
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
SI1060-A-GMR

Mouser Part No
634-SI1060-A-GMR

Silicon Labs

RF Microcontrollers - MCU RF+MCU 8051 25 MHz 16 kB +20 dBm

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

HK$60.50

Min.: 2,500
Mult.: 2,500

: 2,500

SMD/SMT

QFN-36

8051

8 bit

25 MHz

64 kB

4 kB

10 bit

11 I/O

1.8 V

3.6 V

+ 85 C

Reel

RF Microcontrollers - MCU RF+MCU 8051 25 MHz 32 kB +13 dBm

SI1062-A-GMR
Silicon Labs
2,500: HK$54.01
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
SI1062-A-GMR

Mouser Part No
634-SI1062-A-GMR

Silicon Labs

RF Microcontrollers - MCU RF+MCU 8051 25 MHz 32 kB +13 dBm

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

HK$54.01

Min.: 2,500
Mult.: 2,500

: 2,500

SMD/SMT

QFN-36

8051

8 bit

25 MHz

64 kB

4 kB

10 bit

11 I/O

1.8 V

3.6 V

+ 85 C

Reel

RF Microcontrollers - MCU RF+MCU 8051 25 MHz 64 kB +20 dBm

SI1061-A-GMR
Silicon Labs
2,500: HK$55.90
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
SI1061-A-GMR

Mouser Part No
634-SI1061-A-GMR

Silicon Labs

RF Microcontrollers - MCU RF+MCU 8051 25 MHz 64 kB +20 dBm

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

HK$55.90

Min.: 2,500
Mult.: 2,500

: 2,500

SMD/SMT

QFN-36

8051

8 bit

25 MHz

32 kB

4 kB

10 bit

11 I/O

1.8 V

3.6 V

+ 85 C

Reel

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

EFM8BB51F16I-C-TSSOP20R
Silicon Labs
2,500: HK$4.53
Non-Stocked Lead-Time 24 Weeks

Mfr. Part No.
EFM8BB51F16I-C-TSSOP20R

Mouser Part No
634-EFM851F16TSOP20R

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

Non-Stocked Lead-Time 24 Weeks

Reel

HK$4.53

Min.: 2,500
Mult.: 2,500

: 2,500

SMD/SMT

TSSOP-20

16 kB

1.28 kB

16 I/O

1.8 V

5.5 V

+ 85 C

Reel

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F16I-A-SOIC16R
Silicon Labs
2,500: HK$4.67
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
EFM8BB50F16I-A-SOIC16R

Mouser Part No
634-M8BB50F16IAIC16R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

HK$4.67

Min.: 2,500
Mult.: 2,500

: 2,500

SMD/SMT

SOIC-16

8 bit

50 MHz

16 kB

512 B

12 bit

12 I/O

1.8 V

5.5 V

+ 125 C

Reel

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F4I-A-SOIC16R
Silicon Labs
2,500: HK$3.79
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
EFM8BB50F4I-A-SOIC16R

Mouser Part No
634-M8BB50F4IASIC16R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

HK$3.79

Min.: 2,500
Mult.: 2,500

: 2,500

SMD/SMT

SOIC-16

8 bit

50 MHz

4 kB

512 B

12 bit

12 I/O

1.8 V

5.5 V

+ 125 C

Reel

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F8I-A-SOIC16
Silicon Labs
1: HK$9.12
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
EFM8BB50F8I-A-SOIC16

Mouser Part No
634-M8BB50F8IASOIC16

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

HK$9.12

HK$7.13

HK$6.34

HK$5.79

View

Min.: 1
Mult.: 1

SMD/SMT

SOIC-16

8 bit

50 MHz

8 kB

512 B

12 bit

12 I/O

1.8 V

5.5 V

+ 125 C

Tube

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

EFM8BB52F16I-C-QFN20R
Silicon Labs
2,500: HK$3.53
Non-Stocked Lead-Time 24 Weeks

Mfr. Part No.
EFM8BB52F16I-C-QFN20R

Mouser Part No
634-EFM852F16IQFN20R

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

Non-Stocked Lead-Time 24 Weeks

Reel

HK$3.53

Min.: 2,500
Mult.: 2,500

: 2,500

SMD/SMT

QFN-20

16 kB

1.28 kB

16 I/O

1.8 V

5.5 V

+ 85 C

Reel

8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU

EFM8SB20F32G-B-QFN24
Silicon Labs
1: HK$18.82
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
EFM8SB20F32G-B-QFN24

Mouser Part No
634-EFM8SBF32GBQFN24

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

HK$18.82

HK$15.04

HK$13.23

HK$12.17

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-24

CIP-51 8051

8 bit

25 MHz

32 kB

4.25 kB

10 bit

16 I/O

1.8 V

3.6 V

+ 85 C

Tube

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

EFM8BB10F2I-A-QFN20R
Silicon Labs
1: HK$8.47
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
EFM8BB10F2I-A-QFN20R

Mouser Part No
634-M8BB10F2IAQFN20R

Silicon Labs

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

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Cut Tape

HK$8.47

HK$6.05

HK$5.45

HK$4.79

Reel

HK$4.03

View

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-20

CIP-51 8051

8 bit

25 MHz

2 kB

256 B

12 bit

16 I/O

2.2 V

3.6 V

+ 125 C

Reel, Cut Tape

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU

EFM8BB52F32G-C-TSSOP20R
Silicon Labs
2,500: HK$5.05
Non-Stocked Lead-Time 24 Weeks

Mfr. Part No.
EFM8BB52F32G-C-TSSOP20R

Mouser Part No
634-EFM852F32GTOP20R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 24 Weeks

Reel

HK$5.05

Min.: 2,500
Mult.: 2,500

: 2,500

SMD/SMT

TSSOP-20

16 kB

1.28 kB

16 I/O

1.8 V

5.5 V

+ 85 C

Reel

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

EFM8BB52F16I-C-TSSOP20
Silicon Labs
1: HK$8.47
Non-Stocked Lead-Time 24 Weeks

Mfr. Part No.
EFM8BB52F16I-C-TSSOP20

Mouser Part No
634-EFM852F16ITSOP20

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

Non-Stocked Lead-Time 24 Weeks

HK$8.47

HK$6.05

HK$5.45

HK$5.17

View

Min.: 1
Mult.: 1

SMD/SMT

TSSOP-20

16 kB

1.28 kB

16 I/O

1.8 V

5.5 V

+ 85 C

Cut Tape

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU

EFM8SB20F16G-B-QFN24R
Silicon Labs
1,500: HK$9.45
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
EFM8SB20F16G-B-QFN24R

Mouser Part No
634-EFM8SB16GBQFN24R

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

HK$9.45

HK$9.29

Min.: 1,500
Mult.: 1,500

: 1,500

SMD/SMT

CIP-51 8051

8 bit

25 MHz

16 kB

4.25 kB

10 bit

16 I/O

1.8 V

3.6 V

+ 85 C

Reel

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F16I-A-QFN16R
Silicon Labs
3,000: HK$3.95
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
EFM8BB50F16I-A-QFN16R

Mouser Part No
634-M8BB50F16IAFN16R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

HK$3.95

Min.: 3,000
Mult.: 3,000

: 3,000

SMD/SMT

QFN-16

8 bit

50 MHz

16 kB

512 B

12 bit

12 I/O

1.8 V

5.5 V

+ 125 C

Reel

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F4G-A-SOIC16
Silicon Labs
1: HK$8.06
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
EFM8BB50F4G-A-SOIC16

Mouser Part No
634-M8BB50F4GASOIC16

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

HK$8.06

HK$6.20

HK$5.50

HK$5.01

View

Min.: 1
Mult.: 1

SMD/SMT

SOIC-16

8 bit

50 MHz

4 kB

512 B

12 bit

12 I/O

1.8 V

5.5 V

+ 85 C

Tube

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F8I-A-QFN16R
Silicon Labs
3,000: HK$3.57
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
EFM8BB50F8I-A-QFN16R

Mouser Part No
634-M8BB50F8IAQFN16R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

HK$3.57

Min.: 3,000
Mult.: 3,000

: 3,000

SMD/SMT

QFN-16

8 bit

50 MHz

8 kB

512 B

12 bit

12 I/O

1.8 V

5.5 V

+ 125 C

Reel

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F8I-A-SOIC16R
Silicon Labs
2,500: HK$4.28
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
EFM8BB50F8I-A-SOIC16R

Mouser Part No
634-M8BB50F8IASIC16R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

HK$4.28

Min.: 2,500
Mult.: 2,500

: 2,500

SMD/SMT

SOIC-16

8 bit

50 MHz

8 kB

512 B

12 bit

12 I/O

1.8 V

5.5 V

+ 125 C

Reel

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU

EFM8BB50F16I-A-QFN12R
Silicon Labs
1: HK$7.89
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
EFM8BB50F16I-A-QFN12R

Mouser Part No
634-M8BB50F16IAFN12R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Cut Tape

HK$7.89

HK$5.51

HK$4.94

HK$4.32

View

Reel

HK$3.83

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

QFN-12

8 bit

50 MHz

16 kB

512 B

12 bit

9 I/O

1.8 V

5.5 V

+ 125 C

Reel, Cut Tape, MouseReel

8051 microcontroller Microcontrollers - MCU

Types of Microcontrollers - MCU

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CSP-16
DFN-10
LQFP-32
LQFP-44
LQFP-48
LQFP-80
PDIP-14
PDIP-20
PDIP-40
PLCC-44
PQFP-48
QFN-11
QFN-12
QFN-16
QFN-20
QFN-24
QFN-28
QFN-32
QFN-36
QFN-40

128 B
256 B
512 B
768 B
1 kB
1.25 kB
1.28 kB
1.54 kB
2 kB
2.25 kB
2.3 kB
2.31 kB
3.25 kB
4 kB
4.25 kB
4.35 kB
8 kB
8.25 kB
16 kB
32 kB

6 I/O
8 I/O
9 I/O
11 I/O
12 I/O
13 I/O
15 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
28 I/O
29 I/O
31 I/O
32 I/O