Development Boards & Kits - 8051 EFM8 BB52 Pro Kit
BB52-PK5206B
Silicon Labs
1:
$93.00
5 In Stock
19 On Order
Mouser Part No
634-BB52-PK5206B
Silicon Labs
Development Boards & Kits - 8051 EFM8 BB52 Pro Kit
5 In Stock
19 On Order
View Dates
Stock:
5 Can Dispatch Immediately
On Order:
12 Expected 01/09/2026
7 Expected 21/09/2026
Factory Lead Time:
9 Weeks
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8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
+1 image
EFM8SB20F16G-B-QFN24
Silicon Labs
1:
$2.10
364 In Stock
Mouser Part No
634-EFM8SBF16GBQFN24
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
364 In Stock
Alternative Packaging
1
$2.10
10
$1.77
25
$1.48
100
$1.40
500
View
500
$1.30
1,000
$1.13
1,911
$1.10
5,733
$1.05
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8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
EFM8BB50F16I-A-QFN16
Silicon Labs
1:
$1.04
71 In Stock
Mouser Part No
634-M8BB50F16IAQFN16
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
71 In Stock
Alternative Packaging
1
$1.04
10
$0.87
25
$0.778
100
$0.656
200
View
200
$0.625
600
$0.592
1,000
$0.498
2,600
$0.454
5,000
$0.44
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8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB51F16G-C-QFN20R
Silicon Labs
1:
$1.49
1,060 In Stock
7,500 Expected 04/01/2027
Mouser Part No
634-EFM851F16GQFN20R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
1,060 In Stock
7,500 Expected 04/01/2027
Alternative Packaging
1
$1.49
10
$0.949
25
$0.847
100
$0.697
2,500
$0.483
5,000
View
250
$0.608
500
$0.576
1,000
$0.484
5,000
$0.48
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Mult.: 1
Reel :
2,500
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB52F16G-C-QFN20R
Silicon Labs
1:
$0.94
2,499 In Stock
Mouser Part No
634-EFM852F16GQFN20R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
2,499 In Stock
Alternative Packaging
1
$0.94
10
$0.809
25
$0.711
100
$0.672
2,500
$0.488
5,000
View
250
$0.649
500
$0.57
1,000
$0.539
5,000
$0.447
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Mult.: 1
Reel :
2,500
Details
Development Boards & Kits - 8051 EFM8 BB51 Explorer Kit
BB51-EK2700A
Silicon Labs
1:
$28.18
35 In Stock
Mouser Part No
634-BB51-EK2700A
Silicon Labs
Development Boards & Kits - 8051 EFM8 BB51 Explorer Kit
35 In Stock
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Development Boards & Kits - 8051 EFM8 BB52 Explorer Kit
BB52-EK2701A
Silicon Labs
1:
$27.00
18 In Stock
Mouser Part No
634-BB52-EK2701A
Silicon Labs
Development Boards & Kits - 8051 EFM8 BB52 Explorer Kit
18 In Stock
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8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
+4 images
EFM8BB10F8G-A-SOIC16
Silicon Labs
1:
$1.16
1,570 In Stock
Mouser Part No
634-8BB10F8GASO16
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
1,570 In Stock
Alternative Packaging
1
$1.16
25
$0.823
100
$0.797
500
$0.723
1,008
View
1,008
$0.645
2,016
$0.588
5,040
$0.566
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Mult.: 1
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8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU
EFM8UB11F16G-C-QSOP24
Silicon Labs
1:
$2.68
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
$2.68
10
$2.26
25
$1.96
100
$1.86
250
View
250
$1.74
500
$1.67
1,176
$1.49
2,352
$1.47
5,880
$1.44
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8-bit Microcontrollers - MCU 8051 48 MHz 64 kB flash 4 kB RAM 8-bit Universal Bee MCU
+1 image
EFM8UB20F64G-B-QFN32R
Silicon Labs
1:
$4.05
163 In Stock
Mouser Part No
634-EFM8UB64GBQFN32R
Silicon Labs
8-bit Microcontrollers - MCU 8051 48 MHz 64 kB flash 4 kB RAM 8-bit Universal Bee MCU
163 In Stock
Alternative Packaging
1
$4.05
10
$3.31
25
$2.87
100
$2.71
1,500
$2.10
3,000
View
250
$2.65
500
$2.37
1,000
$2.14
3,000
$2.08
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Reel :
1,500
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8-bit Microcontrollers - MCU 8051 25 MHz 4 kB Flash 0.5 kB RAM 8-bit Busy Bee MCU
+2 images
EFM8BB10F4G-A-QFN20
Silicon Labs
1:
$1.11
218 In Stock
Mouser Part No
634-8BB10F4GAQF20
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 4 kB Flash 0.5 kB RAM 8-bit Busy Bee MCU
218 In Stock
Alternative Packaging
1
$1.11
10
$0.947
25
$0.832
250
$0.774
500
View
500
$0.686
1,000
$0.654
2,520
$0.608
5,040
$0.599
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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:
$1.01
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
$1.01
10
$0.864
25
$0.759
100
$0.678
200
View
200
$0.656
600
$0.593
1,000
$0.568
2,600
$0.525
5,000
$0.48
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8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB51F8G-C-QFN20
Silicon Labs
1:
$1.95
294 In Stock
Mouser Part No
634-EFM8B51F8GCQFN20
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
294 In Stock
Alternative Packaging
1
$1.95
10
$1.19
25
$1.04
100
$0.782
600
View
600
$0.658
1,000
$0.591
2,600
$0.507
5,000
$0.463
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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:
$1.37
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
$1.37
10
$1.16
25
$1.02
100
$0.95
600
View
600
$0.796
1,000
$0.738
2,600
$0.676
5,000
$0.651
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8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB51F16G-C-QFN20
Silicon Labs
1:
$1.04
151 In Stock
Mouser Part No
634-EFM851F16GCQFN20
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
151 In Stock
Alternative Packaging
1
$1.04
10
$0.891
25
$0.783
100
$0.697
200
View
200
$0.648
600
$0.605
1,000
$0.554
2,600
$0.507
5,000
$0.492
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Mult.: 1
Details
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB51F16G-C-TSSOP20
Silicon Labs
1:
$1.14
1,452 In Stock
Mouser Part No
634-EFM8516GCTSSOP20
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
1,452 In Stock
Alternative Packaging
1
$1.14
10
$0.963
25
$0.854
100
$0.732
200
View
200
$0.717
2,600
$0.485
5,000
$0.47
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Mult.: 1
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8-bit Microcontrollers - MCU Sngl-Cycle 8051 IND 2.4-3.6V 32K ISP FL
AT89LP3240-20AU
Microchip Technology
1:
$10.49
60 In Stock
Mouser Part No
556-AT89LP3240-20AU
Microchip Technology
8-bit Microcontrollers - MCU Sngl-Cycle 8051 IND 2.4-3.6V 32K ISP FL
60 In Stock
1
$10.49
25
$9.65
100
$9.25
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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:
$4.50
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
$4.50
10
$2.98
25
$2.72
100
$2.31
250
View
250
$2.19
500
$1.97
1,000
$1.83
2,500
$1.70
4,599
$1.69
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8-bit Microcontrollers - MCU 8051 25 MHz 4 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
+2 images
EFM8SB10F4G-A-QFN20
Silicon Labs
1:
$2.48
22 In Stock
Mouser Part No
634-8SB10F4GAQF20
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 4 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
22 In Stock
Alternative Packaging
1
$2.48
10
$1.61
25
$1.35
100
$1.17
250
View
250
$1.13
500
$0.995
1,000
$0.842
2,100
$0.841
4,200
$0.834
Buy
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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:
$0.98
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
$0.98
10
$0.838
25
$0.737
100
$0.62
200
View
200
$0.56
600
$0.485
1,000
$0.458
2,600
$0.416
5,000
$0.38
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8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB52F16G-C-TSSOP20
Silicon Labs
1:
$1.34
380 In Stock
Mouser Part No
634-EFM852F16GCTOP20
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
380 In Stock
Alternative Packaging
1
$1.34
10
$0.965
25
$0.865
100
$0.774
600
View
600
$0.652
1,000
$0.593
2,600
$0.541
5,000
$0.524
Buy
Min.: 1
Mult.: 1
Details
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB51F16I-C-QFN20
Silicon Labs
1:
$1.83
194 In Stock
Mouser Part No
634-EFM851F16ICQFN20
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
194 In Stock
Alternative Packaging
1
$1.83
10
$1.17
25
$1.04
100
$0.855
200
View
200
$0.745
600
$0.706
1,000
$0.593
2,600
$0.541
5,000
$0.524
Buy
Min.: 1
Mult.: 1
Details
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB51F16I-C-TSSOP20
Silicon Labs
1:
$1.20
146 In Stock
Mouser Part No
634-EFM851F16TSSOP20
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
146 In Stock
Alternative Packaging
1
$1.20
10
$1.03
25
$0.901
100
$0.814
200
View
200
$0.735
600
$0.69
1,000
$0.639
2,600
$0.592
5,000
$0.574
Buy
Min.: 1
Mult.: 1
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:
$1.08
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
$1.08
10
$0.902
25
$0.807
100
$0.752
600
View
600
$0.624
1,000
$0.574
2,600
$0.524
5,000
$0.508
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Min.: 1
Mult.: 1
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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:
$2.23
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
$2.23
10
$1.43
25
$1.27
100
$1.05
250
View
250
$0.912
500
$0.864
1,000
$0.726
2,520
$0.674
5,040
$0.656
Buy
Min.: 1
Mult.: 1
Details