8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 25 GPIO BB5 8-bit MCU
EFM8BB52F16I-C-TSSOP28R
Silicon Labs
1:
S/7.79
2,435 In Stock
Mouser Part # 634-EFM852F16ITOP28R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 25 GPIO BB5 8-bit MCU
2,435 In Stock
Alternative Packaging
1
S/7.79
10
S/4.98
25
S/4.44
100
S/3.64
250
View
2,500
S/2.28
250
S/3.18
500
S/3.01
1,000
S/2.61
2,500
S/2.28
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
16 kB
1.28 kB
TSSOP-28
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 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB52F32I-C-QFN20R
Silicon Labs
1:
S/6.38
Lead-Time 24 Weeks
Mouser Part # 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
Lead-Time 24 Weeks
Alternative Packaging
1
S/6.38
10
S/4.09
25
S/3.63
100
S/2.99
2,500
S/1.89
5,000
View
250
S/2.60
500
S/2.47
1,000
S/2.07
5,000
S/1.83
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 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU
EFM8LB11F32E-C-QFN24
Silicon Labs
1:
S/14.95
813 In Stock
Mouser Part # 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
S/14.95
10
S/10.12
25
S/9.38
100
S/8.14
250
View
250
S/7.63
500
S/6.70
1,000
S/5.57
5,040
S/5.53
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:
S/13.47
5,732 In Stock
Mouser Part # 634-LB12F64ES1CFN24R
Silicon Labs
8-bit Microcontrollers - MCU
5,732 In Stock
Alternative Packaging
1
S/13.47
10
S/11.02
25
S/9.54
100
S/9.03
1,500
S/6.58
3,000
View
500
S/8.02
1,000
S/6.97
3,000
S/6.54
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:
S/57.03
422 In Stock
NRND
Mouser Part # 634-C8051F413-GMR
NRND
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU
422 In Stock
Alternative Packaging
1
S/57.03
10
S/43.32
25
S/41.53
100
S/36.59
250
View
1,500
S/29.62
250
S/34.80
500
S/32.58
1,500
S/29.62
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:
S/26.12
257 In Stock
Mouser Part # 634-C8051F385-GM
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU
257 In Stock
Alternative Packaging
1
S/26.12
10
S/21.68
25
S/18.61
100
S/17.79
250
View
250
S/17.75
500
S/16.35
1,000
S/14.75
2,500
S/14.60
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 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
EFM8BB50F8G-A-QFN12
Silicon Labs
1:
S/6.77
10,835 In Stock
Mouser Part # 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
S/6.77
10
S/4.13
25
S/3.46
100
S/2.51
200
View
200
S/2.27
600
S/2.13
5,000
S/2.10
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 50 MHz 64 kB 8-bit MCU
C8051F380-GQ
Silicon Labs
1:
S/31.33
5,532 In Stock
End of Life
Mouser Part # 634-C8051F380-GQ
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU
5,532 In Stock
Alternative Packaging
1
S/31.33
10
S/26.00
25
S/22.97
100
S/21.91
250
View
250
S/20.75
500
S/19.23
1,000
S/17.44
2,500
S/16.97
5,000
Quote
Buy
Min.: 1 Mult.: 1
Details
8051
64 kB
4.25 kB
TQFP-48
48 MHz
10 bit
40 I/O
2.7 V
5.25 V
SMD/SMT
8 bit
- 40 C
+ 85 C
C8051F380
Tray
8-bit Microcontrollers - MCU USB-Flash-64k-ADC-TQFP48
C8051F380-GQR
Silicon Labs
1:
S/30.36
8,063 In Stock
End of Life
Mouser Part # 634-C8051F380-GQR
End of Life
Silicon Labs
8-bit Microcontrollers - MCU USB-Flash-64k-ADC-TQFP48
8,063 In Stock
Alternative Packaging
1
S/30.36
10
S/25.18
25
S/23.43
100
S/21.25
500
S/19.19
1,000
View
250
S/20.16
1,000
S/17.44
2,500
S/16.97
Buy
Min.: 1 Mult.: 1
Reel :500
Details
8051
64 kB
4.25 kB
TQFP-48
48 MHz
10 bit
40 I/O
2.7 V
5.25 V
SMD/SMT
8 bit
- 40 C
+ 85 C
C8051F380
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 50 MIPS, 128 kB, 8 kB, CAN2.0, LIN 2.1, SPI, 2xUART, I2C, QFP48
C8051F580-IQR
Silicon Labs
1:
S/67.53
4,175 In Stock
End of Life
Mouser Part # 634-C8051F580-IQR
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 50 MIPS, 128 kB, 8 kB, CAN2.0, LIN 2.1, SPI, 2xUART, I2C, QFP48
4,175 In Stock
Alternative Packaging
1
S/67.53
10
S/54.88
25
S/48.62
100
S/46.36
500
S/40.60
1,000
View
250
S/44.06
1,000
S/38.77
2,500
Quote
Buy
Min.: 1 Mult.: 1
Reel :500
Details
8051
128 kB
8.25 kB
TQFP-48
50 MHz
12 bit
40 I/O
1.8 V
5.25 V
SMD/SMT
8 bit
- 40 C
+ 125 C
C8051F580
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 48 MHz 32 kB flash 2 kB RAM 8-bit Universal Bee MCU
EFM8UB20F32G-B-QFP48
Silicon Labs
1:
S/14.91
7,873 In Stock
End of Life
Mouser Part # 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
S/14.91
10
S/12.46
25
S/11.56
100
S/11.21
250
View
250
S/10.63
500
S/9.54
1,000
S/8.29
2,500
S/7.98
5,000
S/7.82
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 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
EFM8BB21F16G-C-QFN20R
Silicon Labs
1:
S/7.55
59,367 In Stock
58,500 Expected 1/8/2027
Mouser Part # 634-8BB21F16GCQFN20R
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
59,367 In Stock
58,500 Expected 1/8/2027
Alternative Packaging
1
S/7.55
10
S/6.27
25
S/5.61
100
S/4.63
1,500
S/3.72
3,000
View
250
S/4.36
500
S/4.01
3,000
S/3.58
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
CIP-51 8051
16 kB
2.3 kB
QFN-20
50 MHz
12 bit
16 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
EFM8BB2
Reel, Cut Tape, MouseReel
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:
S/6.46
1,000 In Stock
Mouser Part # 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
S/6.46
10
S/4.13
25
S/3.67
100
S/3.02
250
View
3,000
S/1.83
250
S/2.63
500
S/2.49
1,000
S/2.09
3,000
S/1.83
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:
S/4.05
607 In Stock
Mouser Part # 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
607 In Stock
Alternative Packaging
1
S/4.05
10
S/3.45
25
S/3.03
100
S/2.70
200
View
200
S/2.61
600
S/2.29
1,000
S/2.06
2,600
S/1.77
5,000
S/1.62
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:
S/3.93
973 In Stock
Mouser Part # 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
S/3.93
10
S/3.36
25
S/3.13
100
S/3.07
200
View
200
S/2.50
600
S/2.43
1,000
S/2.15
2,600
S/1.96
5,000
S/1.90
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:
S/4.67
1,546 In Stock
Mouser Part # 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
S/4.67
10
S/4.01
25
S/3.51
100
S/3.24
250
View
250
S/2.85
500
S/2.69
1,008
S/2.27
2,016
S/2.06
5,040
S/2.00
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:
S/4.83
959 In Stock
Mouser Part # 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
S/4.83
10
S/4.13
25
S/3.60
100
S/3.32
250
View
250
S/3.09
500
S/2.83
1,008
S/2.56
2,016
S/2.37
5,040
S/2.30
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:
S/3.04
706 In Stock
Mouser Part # 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
S/3.04
10
S/2.61
25
S/2.43
200
S/2.29
600
View
600
S/2.01
1,000
S/1.81
2,600
S/1.59
5,000
S/1.46
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:
S/3.93
648 In Stock
Mouser Part # 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
S/3.93
10
S/3.36
25
S/3.13
100
S/2.79
250
View
250
S/2.59
500
S/2.35
1,008
S/2.16
2,016
S/1.96
5,040
S/1.90
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:
S/4.32
995 In Stock
Mouser Part # 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
S/4.32
10
S/3.68
25
S/3.23
100
S/2.97
250
View
250
S/2.76
500
S/2.53
1,008
S/2.28
2,016
S/2.11
5,040
S/2.04
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:
S/3.54
15,601 In Stock
Mouser Part # 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
S/3.54
10
S/2.97
25
S/2.57
100
S/2.41
1,500
S/1.77
3,000
View
500
S/2.10
1,000
S/1.94
3,000
S/1.62
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:
S/3.58
12,671 In Stock
73,500 On Order
Mouser Part # 634-8BB10F8GAQF20R
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
12,671 In Stock
73,500 On Order
View Dates
Alternative Packaging
Stock:
12,671 Can Ship Immediately
On Order:
21,000 Expected 11/5/2026
52,500 Expected 11/10/2026
Factory Lead-Time:
12 Weeks
1
S/3.58
10
S/3.03
100
S/2.49
250
S/2.33
500
View
1,500
S/1.95
500
S/2.06
1,000
S/2.00
1,500
S/1.95
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:
S/5.02
3,429 In Stock
6,300 Expected 10/23/2026
Mouser Part # 634-8SB10F2GAQF20
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Sleepy Bee MCU
3,429 In Stock
6,300 Expected 10/23/2026
Alternative Packaging
1
S/5.02
10
S/4.28
25
S/3.74
100
S/3.34
500
View
500
S/3.13
1,000
S/2.83
2,100
S/2.58
4,200
S/2.48
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:
S/5.29
6,068 In Stock
9,000 Expected 9/1/2026
Mouser Part # 634-8SB10F2GAQF20R
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Sleepy Bee MCU
6,068 In Stock
9,000 Expected 9/1/2026
Alternative Packaging
1
S/5.29
10
S/4.44
25
S/3.81
100
S/3.58
1,500
S/2.58
3,000
View
250
S/3.55
500
S/3.14
1,000
S/2.86
3,000
S/2.48
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
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EFM8SB10F8G-A-QFN20
Silicon Labs
1:
S/6.27
4,233 In Stock
Mouser Part # 634-8SB10F8GAQF20
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
4,233 In Stock
Alternative Packaging
1
S/6.27
10
S/5.33
25
S/4.67
100
S/4.20
500
View
500
S/3.93
1,000
S/3.42
2,100
S/3.18
4,200
S/3.11
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
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