8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
EFM8LB12F64E-C-QFN24
Silicon Labs
1:
$3.18
13,249 In Stock
Mouser Part #
634-LB12F64ECQFN24
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
13,249 In Stock
Alternative Packaging
1
$3.18
10
$2.66
25
$2.47
100
$2.19
250
View
250
$2.03
500
$1.97
1,000
$1.81
2,520
$1.73
5,040
$1.71
Buy
Min.: 1
Mult.: 1
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
Tube
8-bit Microcontrollers - MCU
EFM8LB10F16ES1-C-QFN24R
Silicon Labs
1:
$3.18
1,368 In Stock
Mouser Part #
634-LB10F16ES1CFN24R
Silicon Labs
8-bit Microcontrollers - MCU
1,368 In Stock
Alternative Packaging
1
$3.18
10
$2.07
25
$1.90
100
$1.63
1,500
$1.09
3,000
View
250
$1.53
500
$1.34
1,000
$1.13
3,000
$1.05
Buy
Min.: 1
Mult.: 1
Reel :
1,500
Details
CIP-51 8051
16 kB
1.25 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 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
EFM8LB11F16E-C-QFN24
Silicon Labs
1:
$3.54
2,259 In Stock
Mouser Part #
634-LB11F16ECQFN24
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
2,259 In Stock
Alternative Packaging
1
$3.54
10
$2.33
25
$2.16
100
$1.88
250
View
250
$1.76
500
$1.54
1,000
$1.30
2,520
$1.24
5,040
$1.21
Buy
Min.: 1
Mult.: 1
Details
CIP-51 8051
16 kB
1.25 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
EFM8LB11F32ES0-C-QFN24R
Silicon Labs
1:
$3.97
1,499 In Stock
Mouser Part #
634-LB11F32ES0CFN24R
Silicon Labs
8-bit Microcontrollers - MCU
1,499 In Stock
Alternative Packaging
1
$3.97
10
$2.62
25
$2.39
100
$2.03
1,500
$1.44
3,000
View
250
$1.93
500
$1.73
1,000
$1.51
3,000
$1.42
Buy
Min.: 1
Mult.: 1
Reel :
1,500
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
Reel, Cut Tape
8-bit Microcontrollers - MCU
EFM8LB12F64ES1-C-QFN24
Silicon Labs
1:
$3.11
1,274 In Stock
Mouser Part #
634-LB12F64ES1CQFN24
Silicon Labs
8-bit Microcontrollers - MCU
1,274 In Stock
Alternative Packaging
1
$3.11
10
$2.46
25
$2.21
100
$2.00
250
View
250
$1.87
500
$1.80
1,000
$1.78
2,520
$1.56
Buy
Min.: 1
Mult.: 1
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
Tube
8-bit Microcontrollers - MCU
EFM8LB12F64ES1-C-QFN24R
Silicon Labs
1:
$3.46
5,732 In Stock
Mouser Part #
634-LB12F64ES1CFN24R
Silicon Labs
8-bit Microcontrollers - MCU
5,732 In Stock
Alternative Packaging
1
$3.46
10
$2.83
25
$2.61
100
$2.32
1,500
$1.73
3,000
View
250
$2.16
500
$2.06
1,000
$1.81
3,000
$1.71
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
EFM8LB12F32ES0-C-QFN24R
Silicon Labs
1:
$4.31
1,265 In Stock
Mouser Part #
634-LB12F32ES0CFN24R
Silicon Labs
8-bit Microcontrollers - MCU
1,265 In Stock
Alternative Packaging
1
$4.31
10
$2.85
25
$2.60
100
$2.21
1,500
$1.56
3,000
View
250
$2.10
500
$1.88
1,000
$1.64
3,000
$1.54
Buy
Min.: 1
Mult.: 1
Reel :
1,500
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
Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
EFM8LB12F64E-C-QSOP24
Silicon Labs
1:
$5.04
2,005 In Stock
End of Life
Mouser Part #
634-LB12F64ECQSOP24
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
2,005 In Stock
Alternative Packaging
1
$5.04
10
$3.34
25
$3.04
100
$2.58
250
View
250
$2.45
500
$2.20
1,176
$1.89
2,352
$1.84
5,880
$1.81
Buy
Min.: 1
Mult.: 1
Details
CIP-51 8051
64 kB
4.25 kB
QSOP-24
72 MHz
10 bit/12 bit/14 bit
21 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 105 C
EFM8LB1
Tube
8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
EFM8LB10F16E-C-QFN24
Silicon Labs
1:
$3.18
92 In Stock
Mouser Part #
634-LB10F16ECQFN24
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
92 In Stock
Alternative Packaging
1
$3.18
10
$2.07
25
$1.90
100
$1.63
250
View
250
$1.53
500
$1.34
1,000
$1.14
2,520
$1.13
5,040
$1.08
Buy
Min.: 1
Mult.: 1
Details
CIP-51 8051
16 kB
1.25 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 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
EFM8LB10F16E-C-QFN32
Silicon Labs
1:
$3.42
630 In Stock
Mouser Part #
634-LB10F16ECQFN32
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
630 In Stock
Alternative Packaging
1
$3.42
10
$2.25
25
$2.08
100
$1.81
250
View
250
$1.70
500
$1.49
1,000
$1.24
2,450
$1.23
4,900
$1.20
Buy
Min.: 1
Mult.: 1
Details
CIP-51 8051
16 kB
1.25 kB
QFN-32
72 MHz
10 bit/12 bit/14 bit
29 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 105 C
EFM8LB1
Tray
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:
$3.83
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
$3.83
10
$2.59
25
$2.40
100
$2.08
250
View
250
$1.95
500
$1.71
1,000
$1.43
2,520
$1.38
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 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU
EFM8LB12F32E-C-QFN24R
Silicon Labs
1:
$4.31
980 In Stock
Mouser Part #
634-LB12F32ECQFN24R
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU
980 In Stock
Alternative Packaging
1
$4.31
10
$2.85
25
$2.60
100
$2.21
1,500
$1.61
3,000
View
250
$2.10
500
$1.88
1,000
$1.63
3,000
$1.58
Buy
Min.: 1
Mult.: 1
Reel :
1,500
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
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
EFM8LB12F64E-C-QFN24R
Silicon Labs
1:
$3.46
4,091 In Stock
Mouser Part #
634-LB12F64ECQFN24R
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
4,091 In Stock
Alternative Packaging
1
$3.46
10
$2.83
25
$2.61
100
$2.32
1,500
$1.79
3,000
View
250
$2.16
500
$2.06
1,000
$1.86
3,000
$1.75
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 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
EFM8LB12F64E-C-QFN32
Silicon Labs
1:
$3.29
2,603 In Stock
Mouser Part #
634-LB12F64ECQFN32
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
2,603 In Stock
Alternative Packaging
1
$3.29
10
$2.75
25
$2.55
100
$2.29
250
View
250
$2.06
500
$1.98
1,000
$1.91
2,450
$1.84
4,900
$1.80
Buy
Min.: 1
Mult.: 1
Details
CIP-51 8051
64 kB
4.25 kB
QFN-32
72 MHz
10 bit/12 bit/14 bit
29 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 105 C
EFM8LB1
Tray
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
EFM8LB12F64E-C-QFN32R
Silicon Labs
1:
$3.58
4,362 In Stock
Mouser Part #
634-LB12F64ECQFN32R
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
4,362 In Stock
Alternative Packaging
1
$3.58
10
$2.93
25
$2.70
100
$2.40
2,500
$1.81
5,000
View
250
$2.24
500
$2.13
1,000
$1.88
5,000
$1.77
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
CIP-51 8051
64 kB
4.25 kB
QFN-32
72 MHz
10 bit/12 bit/14 bit
29 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 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
+1 image
EFM8LB10F16E-C-QFP32
Silicon Labs
1:
$3.83
134 In Stock
Mouser Part #
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
$3.83
10
$2.59
25
$2.40
100
$2.08
250
View
250
$1.95
500
$1.71
1,000
$1.47
2,500
$1.43
5,000
$1.39
Buy
Min.: 1
Mult.: 1
Details
CIP-51 8051
16 kB
1.25 kB
QFP-32
72 MHz
10 bit/12 bit/14 bit
28 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 105 C
EFM8LB1
Tray
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:
$4.03
36 In Stock
Mouser Part #
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
$4.03
10
$2.67
25
$2.43
100
$2.06
250
View
250
$1.96
500
$1.76
1,000
$1.57
2,500
$1.52
5,000
$1.49
Buy
Min.: 1
Mult.: 1
Details
CIP-51 8051
16 kB
1.25 kB
QFP-32
72 MHz
10 bit/12 bit/14 bit
28 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 105 C
EFM8LB1
Tray
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
+1 image
EFM8LB12F64E-C-QFP32R
Silicon Labs
1:
$4.01
237 In Stock
500 Expected 1/29/2027
Mouser Part #
634-LB12F64ECQFP32R
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
237 In Stock
500 Expected 1/29/2027
Alternative Packaging
1
$4.01
10
$3.27
25
$3.01
100
$2.68
500
$2.30
1,000
View
250
$2.51
1,000
$2.14
2,500
$2.07
5,000
$2.05
Buy
Min.: 1
Mult.: 1
Reel :
500
Details
CIP-51 8051
64 kB
4.25 kB
QFP-32
72 MHz
10 bit/12 bit/14 bit
28 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 105 C
EFM8LB1
Reel, Cut Tape
8-bit Microcontrollers - MCU
EFM8LB12F64ES1-C-QFN32
Silicon Labs
1:
$3.29
279 In Stock
Mouser Part #
634-LB12F64ES1CQFN32
Silicon Labs
8-bit Microcontrollers - MCU
279 In Stock
Alternative Packaging
1
$3.29
10
$2.75
25
$2.55
100
$2.29
250
View
250
$2.06
500
$1.98
1,000
$1.95
2,450
$1.88
4,900
$1.80
Buy
Min.: 1
Mult.: 1
Details
CIP-51 8051
64 kB
4.25 kB
QFN-32
72 MHz
10 bit/12 bit/14 bit
29 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 105 C
EFM8LB1
Tray
8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
EFM8LB10F16E-C-QSOP24
Silicon Labs
1:
$3.38
53 In Stock
End of Life
Mouser Part #
634-LB10F16ECQSOP24
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
53 In Stock
Alternative Packaging
1
$3.38
10
$2.23
25
$2.06
100
$1.79
250
View
250
$1.68
500
$1.47
1,176
$1.23
2,352
$1.19
5,880
$1.15
Buy
Min.: 1
Mult.: 1
Details
CIP-51 8051
16 kB
1.25 kB
QSOP-24
72 MHz
10 bit/12 bit/14 bit
21 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 105 C
EFM8LB1
Tube
8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
EFM8LB11F16E-C-QSOP24
Silicon Labs
1:
$3.56
52 In Stock
End of Life
Mouser Part #
634-LB11F16ECQSOP24
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
52 In Stock
Alternative Packaging
1
$3.56
10
$2.41
25
$2.23
100
$1.94
250
View
250
$1.82
500
$1.60
1,176
$1.32
2,352
$1.29
5,880
$1.25
Buy
Min.: 1
Mult.: 1
Details
CIP-51 8051
16 kB
1.25 kB
QSOP-24
72 MHz
10 bit/12 bit/14 bit
21 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 105 C
EFM8LB1
Tube
8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU
EFM8LB11F32E-C-QFN24R
Silicon Labs
1:
$3.83
12 In Stock
Mouser Part #
634-LB11F32ECQFN24R
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU
12 In Stock
Alternative Packaging
1
$3.83
10
$2.59
25
$2.40
100
$2.08
1,500
$1.43
3,000
View
250
$1.95
500
$1.71
1,000
$1.44
3,000
$1.39
Buy
Min.: 1
Mult.: 1
Reel :
1,500
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
Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU
EFM8LB12F32E-C-QFN24
Silicon Labs
1:
$4.07
257 In Stock
Mouser Part #
634-LB12F32ECQFN24
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU
257 In Stock
Alternative Packaging
1
$4.07
10
$2.69
25
$2.45
100
$2.08
250
View
250
$1.98
500
$1.77
1,000
$1.54
2,520
$1.53
5,040
$1.50
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 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
+1 image
EFM8LB12F64E-C-QFP32
Silicon Labs
1:
$3.69
9,409 On Order
Mouser Part #
634-LB12F64ECQFP32
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
9,409 On Order
View Dates
Alternative Packaging
On Order:
4,409 Expected 8/14/2026
5,000 Expected 8/18/2026
Factory Lead-Time:
20 Weeks
1
$3.69
10
$3.08
25
$2.86
100
$2.57
250
View
250
$2.41
500
$2.31
1,000
$2.17
2,500
$2.08
5,000
$2.06
Buy
Min.: 1
Mult.: 1
Details
CIP-51 8051
64 kB
4.25 kB
QFP-32
72 MHz
10 bit/12 bit/14 bit
28 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 105 C
EFM8LB1
Tray
8-bit Microcontrollers - MCU
EFM8LB11F16ES0-C-QFN24R
Silicon Labs
1:
$3.54
1,500 Expected 7/30/2026
Mouser Part #
634-LB11F16ES0CFN24R
Silicon Labs
8-bit Microcontrollers - MCU
1,500 Expected 7/30/2026
Alternative Packaging
1
$3.54
10
$2.33
25
$2.16
100
$1.88
1,500
$1.27
3,000
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250
$1.76
500
$1.54
1,000
$1.29
3,000
$1.24
Buy
Min.: 1
Mult.: 1
Reel :
1,500
Details
CIP-51 8051
16 kB
1.25 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