8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU
EFM8LB11F32E-C-QFN24
Silicon Labs
1:
$2.67
813 In Stock
Mouser Part No 634-LB11F32ECQFN24
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU
813 In Stock
Alternative Packaging
1
$2.67
10
$1.98
25
$1.81
100
$1.62
250
View
250
$1.53
500
$1.48
1,000
$1.42
2,520
$1.40
5,040
$1.35
Buy
Min.: 1 Mult.: 1
Details
CIP-51 8051
32 kB
2.25 kB
QFN-24
72 MHz
10 bit/12 bit/14 bit
20 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 105 C
EFM8LB1
Tube
8-bit Microcontrollers - MCU
EFM8LB12F64ES1-C-QFN24R
Silicon Labs
1:
$3.36
5,732 In Stock
Mouser Part No 634-LB12F64ES1CFN24R
Silicon Labs
8-bit Microcontrollers - MCU
5,732 In Stock
Alternative Packaging
1
$3.36
10
$2.51
25
$2.29
100
$2.06
1,500
$1.69
3,000
View
250
$1.95
500
$1.90
1,000
$1.79
3,000
$1.68
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
CIP-51 8051
64 kB
4.25 kB
QFN-24
72 MHz
10 bit/12 bit/14 bit
20 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 105 C
EFM8LB1
Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU
C8051F413-GMR
Silicon Labs
1:
$13.18
422 In Stock
NRND
Mouser Part No 634-C8051F413-GMR
NRND
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU
422 In Stock
Alternative Packaging
1
$13.18
10
$10.32
25
$9.61
100
$8.83
250
View
1,500
$7.61
250
$8.74
500
$8.23
1,500
$7.61
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
8051
16 kB
2.31 kB
QFN-28
50 MHz
12 bit
20 I/O
2 V
5.25 V
SMD/SMT
8 bit
- 40 C
+ 85 C
C8051F413
Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU
C8051F385-GM
Silicon Labs
1:
$6.42
257 In Stock
Mouser Part No 634-C8051F385-GM
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU
257 In Stock
Alternative Packaging
1
$6.42
10
$4.92
25
$4.55
100
$4.14
250
View
250
$3.94
500
$3.82
1,000
$3.78
2,500
$3.72
Buy
Min.: 1 Mult.: 1
Details
8051
64 kB
4.35 kB
QFN-32
48 MHz
25 I/O
2.7 V
5.25 V
SMD/SMT
8 bit
- 40 C
+ 85 C
C8051F385
Tube
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB52F32I-C-QFN20R
Silicon Labs
1:
$1.03
Non-Stocked Lead-Time 24 Weeks
Mouser Part No 634-EFM852F32IQFN20R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 24 Weeks
Alternative Packaging
1
$1.03
10
$0.736
25
$0.663
100
$0.583
2,500
$0.482
5,000
View
250
$0.545
500
$0.522
1,000
$0.505
5,000
$0.47
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
16 kB
1.28 kB
QFN-20
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Reel, Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
EFM8BB50F8G-A-QFN12
Silicon Labs
1:
$1.74
10,835 In Stock
Mouser Part No 634-M8BB50F8GAQFN12
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
10,835 In Stock
Alternative Packaging
1
$1.74
10
$1.06
25
$0.889
100
$0.645
200
View
200
$0.582
600
$0.548
5,000
$0.54
Buy
Min.: 1 Mult.: 1
Details
8 kB
512 B
QFN-12
50 MHz
12 bit
9 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
BB50
Cut Tape
8-bit Microcontrollers - MCU 8051 48 MHz 32 kB flash 2 kB RAM 8-bit Universal Bee MCU
EFM8UB20F32G-B-QFP48
Silicon Labs
1:
$3.83
7,873 In Stock
End of Life
Mouser Part No 634-EFM8UBF32GBQFP48
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 48 MHz 32 kB flash 2 kB RAM 8-bit Universal Bee MCU
7,873 In Stock
Alternative Packaging
1
$3.83
10
$3.20
25
$2.97
100
$2.88
250
View
250
$2.73
500
$2.45
1,000
$2.13
2,500
$2.05
5,000
$2.01
Buy
Min.: 1 Mult.: 1
Details
CIP-51 8051
32 kB
2.25 kB
QFP-48
48 MHz
10 bit
40 I/O
3.3 V
3.3 V
SMD/SMT
8 bit
- 40 C
+ 85 C
EFM8UB2
Tray
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
EFM8BB50F16G-A-QFN16R
Silicon Labs
1:
$0.96
1,000 In Stock
Mouser Part No 634-M8BB50F16GAFN16R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
1,000 In Stock
Alternative Packaging
1
$0.96
10
$0.67
25
$0.601
100
$0.525
250
View
3,000
$0.466
250
$0.489
500
$0.467
3,000
$0.466
Buy
Min.: 1 Mult.: 1
Reel :3,000
Details
16 kB
512 B
QFN-16
50 MHz
12 bit
12 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
BB50
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
EFM8BB50F16G-A-QFN12
Silicon Labs
1:
$0.91
307 In Stock
Mouser Part No 634-M8BB50F16GAQFN12
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
307 In Stock
Alternative Packaging
1
$0.91
10
$0.72
25
$0.644
100
$0.575
200
View
200
$0.541
600
$0.517
1,000
$0.497
2,600
$0.476
5,000
$0.463
Buy
Min.: 1 Mult.: 1
Details
16 kB
512 B
QFN-12
50 MHz
12 bit
9 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
BB50
Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
EFM8BB50F16G-A-QFN16
Silicon Labs
1:
$1.01
973 In Stock
Mouser Part No 634-M8BB50F16GAQFN16
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
973 In Stock
Alternative Packaging
1
$1.01
10
$0.77
25
$0.691
100
$0.604
200
View
200
$0.561
600
$0.536
1,000
$0.515
2,600
$0.493
5,000
$0.48
Buy
Min.: 1 Mult.: 1
Details
16 kB
512 B
QFN-16
50 MHz
12 bit
12 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
BB50
Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
EFM8BB50F16G-A-SOIC16
Silicon Labs
1:
$1.20
1,546 In Stock
Mouser Part No 634-M8BB50F16GASIC16
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
1,546 In Stock
Alternative Packaging
1
$1.20
10
$1.03
25
$0.901
100
$0.833
250
View
250
$0.731
500
$0.692
1,008
$0.582
2,016
$0.53
5,040
$0.514
Buy
Min.: 1 Mult.: 1
Details
16 kB
512 B
SOIC-16
50 MHz
12 bit
12 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
BB50
Tube
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
EFM8BB50F16I-A-SOIC16
Silicon Labs
1:
$1.18
959 In Stock
Mouser Part No 634-M8BB50F16IASIC16
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
959 In Stock
Alternative Packaging
1
$1.18
10
$0.914
25
$0.813
100
$0.731
250
View
250
$0.684
500
$0.655
1,008
$0.634
2,016
$0.605
5,040
$0.59
Buy
Min.: 1 Mult.: 1
Details
16 kB
512 B
SOIC-16
50 MHz
12 bit
12 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 125 C
BB50
Tube
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
EFM8BB50F4G-A-QFN12
Silicon Labs
1:
$0.75
706 In Stock
Mouser Part No 634-M8BB50F4GAQFN12
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
706 In Stock
Alternative Packaging
1
$0.75
10
$0.58
25
$0.537
600
$0.494
1,000
View
1,000
$0.391
2,600
$0.374
5,000
$0.364
Buy
Min.: 1 Mult.: 1
Details
4 kB
512 B
QFN-12
50 MHz
12 bit
9 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
BB50
Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
EFM8BB50F4I-A-SOIC16
Silicon Labs
1:
$0.98
648 In Stock
Mouser Part No 634-M8BB50F4IASOIC16
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
648 In Stock
Alternative Packaging
1
$0.98
10
$0.756
25
$0.671
100
$0.604
250
View
250
$0.562
500
$0.537
1,008
$0.516
2,016
$0.493
5,040
$0.48
Buy
Min.: 1 Mult.: 1
Details
4 kB
512 B
SOIC-16
50 MHz
12 bit
12 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 125 C
BB50
Tube
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
EFM8BB50F8G-A-SOIC16
Silicon Labs
1:
$1.05
995 In Stock
Mouser Part No 634-M8BB50F8GASOIC16
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
995 In Stock
Alternative Packaging
1
$1.05
10
$0.817
25
$0.726
100
$0.65
250
View
250
$0.608
500
$0.582
1,008
$0.564
2,016
$0.538
5,040
$0.524
Buy
Min.: 1 Mult.: 1
Details
8 kB
512 B
SOIC-16
50 MHz
12 bit
12 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
Tube
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU
+2 images
EFM8BB10F2G-A-QFN20R
Silicon Labs
1:
$0.91
15,601 In Stock
Mouser Part No 634-8BB10F2GAQF20R
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU
15,601 In Stock
Alternative Packaging
1
$0.91
10
$0.762
25
$0.66
100
$0.62
1,500
$0.456
3,000
View
500
$0.54
1,000
$0.498
3,000
$0.417
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
CIP-51 8051
2 kB
256 B
QFN-20
25 MHz
12 bit
16 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
EFM8BB1
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
+2 images
EFM8BB10F8G-A-QFN20R
Silicon Labs
1:
$0.92
12,661 In Stock
73,500 Expected 02/10/2026
Mouser Part No 634-8BB10F8GAQF20R
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
12,661 In Stock
73,500 Expected 02/10/2026
Alternative Packaging
1
$0.92
10
$0.779
100
$0.64
250
$0.598
500
View
1,500
$0.50
500
$0.528
1,000
$0.513
1,500
$0.50
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
CIP-51 8051
8 kB
512 B
QFN-20
25 MHz
12 bit
16 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
EFM8BB1
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Sleepy Bee MCU
+2 images
EFM8SB10F2G-A-QFN20
Silicon Labs
1:
$1.29
3,286 In Stock
6,300 Expected 23/10/2026
Mouser Part No 634-8SB10F2GAQF20
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Sleepy Bee MCU
3,286 In Stock
6,300 Expected 23/10/2026
Alternative Packaging
1
$1.29
10
$1.10
25
$0.96
100
$0.859
500
View
500
$0.804
1,000
$0.726
2,100
$0.662
4,200
$0.637
Buy
Min.: 1 Mult.: 1
Details
CIP-51 8051
2 kB
256 B
QFN-20
25 MHz
12 bit
16 I/O
1.8 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
Tube
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Sleepy Bee MCU
+2 images
EFM8SB10F2G-A-QFN20R
Silicon Labs
1:
$1.36
3,538 In Stock
Mouser Part No 634-8SB10F2GAQF20R
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Sleepy Bee MCU
3,538 In Stock
Alternative Packaging
1
$1.36
10
$1.14
25
$0.98
100
$0.921
1,500
$0.662
3,000
View
250
$0.912
500
$0.807
1,000
$0.736
3,000
$0.637
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
CIP-51 8051
2 kB
256 B
QFN-20
25 MHz
12 bit
16 I/O
1.8 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
+2 images
EFM8SB10F8G-A-QFN20
Silicon Labs
1:
$1.61
4,231 In Stock
Mouser Part No 634-8SB10F8GAQF20
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
4,231 In Stock
Alternative Packaging
1
$1.61
10
$1.37
25
$1.20
100
$1.08
500
View
500
$1.01
1,000
$0.878
2,100
$0.816
4,200
$0.798
Buy
Min.: 1 Mult.: 1
Details
CIP-51 8051
8 kB
512 B
QFN-20
25 MHz
12 bit
16 I/O
1.8 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
Tube
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
+2 images
EFM8SB10F8G-A-QFN20R
Silicon Labs
1:
$1.70
7,408 In Stock
Mouser Part No 634-8SB10F8GAQF20R
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
7,408 In Stock
Alternative Packaging
1
$1.70
10
$1.41
25
$1.22
100
$1.15
1,500
$0.816
3,000
View
500
$1.01
1,000
$0.904
3,000
$0.798
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
CIP-51 8051
8 kB
512 B
QFN-20
25 MHz
12 bit
16 I/O
1.8 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
EFM8SB10F8G-A-QFN24R
Silicon Labs
1:
$1.80
3,031 In Stock
Mouser Part No 634-8SB10F8GAQF24R
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
3,031 In Stock
Alternative Packaging
1
$1.80
10
$1.50
25
$1.29
100
$1.22
1,500
$0.916
3,000
View
250
$1.20
500
$1.07
1,000
$0.97
3,000
$0.896
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
CIP-51 8051
8 kB
512 B
25 MHz
12 bit
17 I/O
1.8 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU
C8051F381-GM
Silicon Labs
1:
$6.88
750 In Stock
Mouser Part No 634-C8051F381-GM
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU
750 In Stock
Alternative Packaging
1
$6.88
10
$5.33
25
$4.89
100
$4.48
250
View
250
$4.27
500
$4.14
1,000
$4.09
2,500
$4.03
Buy
Min.: 1 Mult.: 1
Details
8051
64 kB
4.25 kB
QFN-32
48 MHz
10 bit
25 I/O
2.7 V
5.25 V
SMD/SMT
8 bit
- 40 C
+ 85 C
C8051F381
Tube
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU
C8051F390-A-GM
Silicon Labs
1:
$4.13
1,322 In Stock
Mouser Part No 634-C8051F390-A-GM
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU
1,322 In Stock
Alternative Packaging
1
$4.13
10
$3.41
25
$2.89
100
$2.76
250
View
250
$2.75
500
$2.55
1,000
$2.30
1,911
$2.26
Buy
Min.: 1 Mult.: 1
Details
8051
16 kB
1 kB
QFN-24
50 MHz
10 bit
21 I/O
1.8 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 105 C
C8051F390
Tube
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB LFO 8-bit MCU
+2 images
C8051F392-A-GM
Silicon Labs
1:
$3.95
1,710 In Stock
1,911 Expected 02/11/2026
Mouser Part No 634-C8051F392-A-GM
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB LFO 8-bit MCU
1,710 In Stock
1,911 Expected 02/11/2026
Alternative Packaging
1
$3.95
10
$3.30
25
$2.77
100
$2.64
250
View
250
$2.57
500
$2.47
1,000
$2.32
1,911
$2.23
Buy
Min.: 1 Mult.: 1
Details
8051
16 kB
1 kB
QFN-20
50 MHz
10 bit
17 I/O
1.8 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 105 C
C8051F392
Tube
Israel