8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB52F32I-C-TSSOP20
Silicon Labs
1:
HK$11.26
402 In Stock
Mouser Part No 634-EFM852F32ICTOP20
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU
402 In Stock
Alternative Packaging
1
HK$11.26
10
HK$9.54
25
HK$8.38
100
HK$7.81
600
View
600
HK$6.54
1,000
HK$6.07
2,600
HK$5.56
5,000
HK$5.35
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
EFM8BB50F16I-A-QFN12
Silicon Labs
1:
HK$8.30
200 In Stock
Mouser Part No 634-M8BB50F16IAQFN12
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
200 In Stock
Alternative Packaging
1
HK$8.30
10
HK$7.10
25
HK$6.24
100
HK$5.57
200
View
200
HK$5.39
600
HK$4.87
1,000
HK$4.67
2,600
HK$4.32
5,000
HK$3.95
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 29 GPIO BB5 8-bit MCU
EFM8BB52F32G-C-QFN32
Silicon Labs
1:
HK$14.55
1,696 In Stock
Mouser Part No 634-EFM852F32GCQFN32
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 29 GPIO BB5 8-bit MCU
1,696 In Stock
Alternative Packaging
1
HK$14.55
10
HK$9.29
25
HK$8.30
100
HK$6.81
200
View
200
HK$5.93
600
HK$5.62
1,000
HK$4.72
2,600
HK$4.31
5,000
HK$4.18
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB52F32G-C-TSSOP20
Silicon Labs
1:
HK$11.59
6 In Stock
Mouser Part No 634-EFM852F32GCTOP20
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU
6 In Stock
Alternative Packaging
1
HK$11.59
10
HK$9.95
25
HK$8.71
100
HK$7.62
200
View
200
HK$7.27
600
HK$6.85
1,000
HK$5.94
2,600
HK$5.42
5,000
HK$5.25
Buy
Min.: 1 Mult.: 1
Details
RF System on a Chip - SoC 2.4GHz Radio Trnscvr 8051 MCU A 595-CC25 A 595-CC2510F32RHHT
CC2510F32RHHR
Texas Instruments
1:
HK$63.87
20 In Stock
2,500 Expected 24/9/2026
Mouser Part No 595-CC2510F32RHHR
Texas Instruments
RF System on a Chip - SoC 2.4GHz Radio Trnscvr 8051 MCU A 595-CC25 A 595-CC2510F32RHHT
20 In Stock
2,500 Expected 24/9/2026
Alternative Packaging
1
HK$63.87
10
HK$55.40
25
HK$45.21
100
HK$41.35
250
View
2,500
HK$34.94
250
HK$38.63
500
HK$37.89
1,000
HK$36.74
2,500
HK$34.94
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB51F8G-C-TSSOP20
Silicon Labs
1:
HK$8.88
297 In Stock
Mouser Part No 634-EFM851F8GCTSOP20
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
297 In Stock
Alternative Packaging
1
HK$8.88
10
HK$7.41
25
HK$6.63
100
HK$6.18
600
View
600
HK$5.13
1,000
HK$4.72
2,600
HK$4.31
5,000
HK$4.18
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU
EFM8UB11F16G-C-QSOP24
Silicon Labs
1:
HK$22.03
122 In Stock
End of Life
Mouser Part No 634-8UB11F16GCQSOP24
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU
122 In Stock
Alternative Packaging
1
HK$22.03
10
HK$18.58
25
HK$16.11
100
HK$15.29
250
View
250
HK$14.30
500
HK$13.73
1,176
HK$12.25
2,352
HK$12.08
5,880
HK$11.84
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
EFM8BB31F64I-D-5QFN32
Silicon Labs
1:
HK$36.99
1,358 In Stock
End of Life
Mouser Part No 634-EF8BB31F64ID5F32
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
1,358 In Stock
Alternative Packaging
1
HK$36.99
10
HK$24.50
25
HK$22.36
100
HK$18.99
250
View
250
HK$18.00
500
HK$16.19
1,000
HK$15.04
2,500
HK$13.97
4,599
HK$13.89
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
EFM8BB50F4G-A-QFN16
Silicon Labs
1:
HK$8.06
356 In Stock
Mouser Part No 634-M8BB50F4GAQFN16
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
356 In Stock
Alternative Packaging
1
HK$8.06
10
HK$6.89
25
HK$6.06
100
HK$5.10
200
View
200
HK$4.60
600
HK$3.99
1,000
HK$3.76
2,600
HK$3.42
5,000
HK$3.12
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 29 GPIO BB5 8-bit MCU
EFM8BB52F16G-C-QFN32
Silicon Labs
1:
HK$7.73
1,119 In Stock
1,600 On Order
Mouser Part No 634-EFM852F16GCQFN32
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 29 GPIO BB5 8-bit MCU
1,119 In Stock
1,600 On Order
View Dates
Alternative Packaging
Stock:
1,119 Can Dispatch Immediately
On Order:
800 Pending
800 Expected 2/9/2026
Factory Lead Time:
24 Weeks
1
HK$7.73
10
HK$6.65
100
HK$5.58
200
HK$5.33
600
View
600
HK$4.46
1,000
HK$4.08
2,600
HK$3.49
5,000
HK$3.19
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
+1 image
EFM8BB21F16I-C-QSOP24
Silicon Labs
1:
HK$15.70
3,126 In Stock
End of Life
Mouser Part No 634-8BB21F16ICQSOP24
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
3,126 In Stock
Alternative Packaging
1
HK$15.70
10
HK$13.32
100
HK$12.49
2,352
HK$11.67
5,880
HK$8.71
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
EFM8BB31F16G-D-QFP32
Silicon Labs
1:
HK$17.26
1,070 In Stock
End of Life
Mouser Part No 634-EF8BB31F16GDQP32
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
1,070 In Stock
Alternative Packaging
1
HK$17.26
10
HK$14.55
25
HK$13.48
100
HK$12.08
250
View
250
HK$11.26
500
HK$10.77
1,000
HK$9.78
2,500
HK$9.54
5,000
HK$9.29
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
EFM8BB10F8A-A-QFN20
Silicon Labs
1:
HK$30.25
20 In Stock
Mouser Part No 634-FM8BB10F8AAQFN20
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
20 In Stock
Alternative Packaging
1
HK$30.25
10
HK$20.39
25
HK$18.58
100
HK$15.70
250
View
250
HK$15.12
500
HK$12.91
1,000
HK$10.77
5,040
HK$10.52
Buy
Min.: 1 Mult.: 1
Details
Development Boards & Kits - 8051 EASY8051 V6 LCD 2X16 DEVELOPMENT SYSTEM
MIKROE-455
Mikroe
1:
HK$1,882.38
3 In Stock
Mouser Part No 932-MIKROE-455
Mikroe
Development Boards & Kits - 8051 EASY8051 V6 LCD 2X16 DEVELOPMENT SYSTEM
3 In Stock
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 25 MHz 4 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
+2 images
EFM8BB10F4I-A-QFN20
Silicon Labs
1:
HK$18.33
244 In Stock
End of Life
Mouser Part No 634-M8BB10F4IAQFN20
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 4 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
244 In Stock
Alternative Packaging
1
HK$18.33
10
HK$11.75
25
HK$10.44
100
HK$8.63
250
View
250
HK$7.50
500
HK$7.10
1,000
HK$5.97
2,520
HK$5.54
5,040
HK$5.39
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
+2 images
EFM8BB22F16G-C-QFN28
Silicon Labs
1:
HK$17.26
1,412 In Stock
Mouser Part No 634-8BB22F16GCQFN28
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
1,412 In Stock
Alternative Packaging
1
HK$17.26
10
HK$14.55
25
HK$12.41
100
HK$11.75
250
View
250
HK$11.51
500
HK$10.19
2,500
HK$8.14
4,599
HK$7.96
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 16K Flash 50MHz 8051 1.71V to 5.5V
CY8C3244AXI-153
Infineon Technologies
1:
HK$92.72
33 In Stock
Mouser Part No 727-CY8C3244AXI-153
Infineon Technologies
8-bit Microcontrollers - MCU 16K Flash 50MHz 8051 1.71V to 5.5V
33 In Stock
Alternative Packaging
1
HK$92.72
10
HK$72.17
25
HK$65.51
100
HK$52.69
250
View
250
HK$52.44
450
HK$49.16
900
HK$46.94
2,700
Quote
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
EFM8BB31F64G-D-QFN32
Silicon Labs
1:
HK$21.54
88 In Stock
9,800 On Order
Mouser Part No 634-EF8BB31F64GDQN32
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
88 In Stock
9,800 On Order
View Dates
Alternative Packaging
Stock:
88 Can Dispatch Immediately
On Order:
4,900 Expected 16/10/2026
4,900 Expected 30/10/2026
Factory Lead Time:
16 Weeks
1
HK$21.54
10
HK$18.08
25
HK$15.86
100
HK$15.04
250
View
250
HK$13.48
500
HK$12.99
1,000
HK$12.25
2,450
HK$12.08
4,900
HK$11.84
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
EFM8BB31F16G-D-QFN32
Silicon Labs
1:
HK$14.47
1,444 In Stock
Mouser Part No 634-EF8BB31F16GDQN32
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
1,444 In Stock
Alternative Packaging
1
HK$14.47
10
HK$12.25
25
HK$10.77
100
HK$10.19
250
View
250
HK$9.04
500
HK$8.63
1,000
HK$7.92
2,450
HK$7.43
4,900
HK$7.27
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU
EFM8UB10F16G-C-QFN28
Silicon Labs
1:
HK$22.28
473 In Stock
Mouser Part No 634-8UB10F16GCQFN28
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU
473 In Stock
Alternative Packaging
1
HK$22.28
10
HK$18.74
25
HK$15.95
100
HK$15.12
500
View
500
HK$13.56
1,000
HK$12.66
2,500
HK$12.33
4,599
HK$11.92
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU
EFM8UB10F16G-C-QFN20
Silicon Labs
1:
HK$25.48
281 In Stock
Mouser Part No 634-8UB10F16GCQFN20
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU
281 In Stock
Alternative Packaging
1
HK$25.48
10
HK$18.50
25
HK$17.10
100
HK$14.96
250
View
250
HK$13.97
500
HK$13.07
1,000
HK$12.66
2,520
HK$12.08
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
+1 image
EFM8LB11F16E-C-QFP32
Silicon Labs
1:
HK$33.13
36 In Stock
Mouser Part No 634-LB11F16ECQFP32
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
36 In Stock
Alternative Packaging
1
HK$33.13
10
HK$21.95
25
HK$19.97
100
HK$16.93
250
View
250
HK$16.11
500
HK$14.47
1,000
HK$12.91
2,500
HK$12.49
5,000
HK$12.25
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V
+1 image
CY8C3446LTI-085
Infineon Technologies
1:
HK$132.75
6 In Stock
Mouser Part No 727-CY8C3446LTI-085
Infineon Technologies
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V
6 In Stock
Alternative Packaging
1
HK$132.75
10
HK$103.90
25
HK$93.54
100
HK$88.45
250
View
250
HK$84.42
500
HK$79.90
1,000
HK$76.77
2,600
Quote
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
EFM8BB21F16I-C-QFN20R
Silicon Labs
1:
HK$21.37
166 In Stock
Mouser Part No 634-BB21F16ICQFN20R
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
166 In Stock
Alternative Packaging
1
HK$21.37
10
HK$13.89
25
HK$12.66
100
HK$10.69
250
View
1,500
HK$7.77
250
HK$10.03
500
HK$8.88
1,000
HK$7.78
1,500
HK$7.77
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
+1 image
EFM8LB10F16E-C-QFP32
Silicon Labs
1:
HK$31.48
134 In Stock
Mouser Part No 634-LB10F16ECQFP32
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
134 In Stock
Alternative Packaging
1
HK$31.48
10
HK$21.29
25
HK$19.73
100
HK$17.10
250
View
250
HK$16.03
500
HK$14.06
1,000
HK$12.08
2,500
HK$11.75
5,000
HK$11.43
Buy
Min.: 1 Mult.: 1
Details
Hong Kong
