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:
$4.71
13,449 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
13,449 In Stock
Alternative Packaging
1
$4.71
10
$3.86
25
$3.54
100
$3.10
250
View
250
$2.87
500
$2.76
1,000
$2.61
2,520
$2.52
5,040
$2.46
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
EFM8LB11F32ES0-C-QFN24R
Silicon Labs
1:
$5.53
1,499 In Stock
Mouser Part #
634-LB11F32ES0CFN24R
Silicon Labs
8-bit Microcontrollers - MCU
1,499 In Stock
Alternative Packaging
1
$5.53
10
$3.74
25
$3.47
100
$3.01
1,500
$2.03
3,000
View
250
$2.82
500
$2.48
1,000
$2.13
3,000
$2.00
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-QFN24R
Silicon Labs
1:
$4.71
5,732 In Stock
Mouser Part #
634-LB12F64ES1CFN24R
Silicon Labs
8-bit Microcontrollers - MCU
5,732 In Stock
Alternative Packaging
1
$4.71
10
$3.86
25
$3.54
100
$3.15
1,500
$2.51
3,000
View
250
$2.94
500
$2.79
1,000
$2.61
3,000
$2.46
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 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
EFM8LB11F16E-C-QFN24
Silicon Labs
1:
$4.81
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
$4.81
10
$3.17
25
$2.92
100
$2.55
250
View
250
$2.39
500
$2.09
1,000
$1.74
2,520
$1.70
5,040
$1.64
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
EFM8LB12F32ES0-C-QFN24R
Silicon Labs
1:
$5.88
1,265 In Stock
Mouser Part #
634-LB12F32ES0CFN24R
Silicon Labs
8-bit Microcontrollers - MCU
1,265 In Stock
Alternative Packaging
1
$5.88
10
$3.89
25
$3.54
100
$3.01
1,500
$2.15
3,000
View
250
$2.87
500
$2.56
1,000
$2.23
3,000
$2.10
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
+1 image
EFM8LB12F32E-C-QFP32
Silicon Labs
1:
$7.10
1,043 In Stock
Mouser Part #
634-LB12F32ECQFP32
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU
1,043 In Stock
Alternative Packaging
1
$7.10
10
$4.69
25
$4.28
100
$3.64
250
View
250
$3.46
500
$3.10
1,000
$2.68
2,500
$2.59
5,000
$2.53
Buy
Min.: 1
Mult.: 1
Details
CIP-51 8051
32 kB
2.25 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
EFM8LB10F16ES1-C-QFN24R
Silicon Labs
1:
$4.59
1,378 In Stock
Mouser Part #
634-LB10F16ES1CFN24R
Silicon Labs
8-bit Microcontrollers - MCU
1,378 In Stock
Alternative Packaging
1
$4.59
10
$3.00
25
$2.75
100
$2.36
1,500
$1.58
3,000
View
250
$2.22
500
$1.94
1,000
$1.63
3,000
$1.51
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
EFM8LB12F64ES1-C-QFN24
Silicon Labs
1:
$4.71
1,274 In Stock
Mouser Part #
634-LB12F64ES1CQFN24
Silicon Labs
8-bit Microcontrollers - MCU
1,274 In Stock
Alternative Packaging
1
$4.71
10
$3.82
25
$3.47
100
$3.08
250
View
250
$2.87
500
$2.69
1,000
$2.53
5,040
$2.45
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 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
EFM8LB10F16E-C-QFN32
Silicon Labs
1:
$4.77
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
$4.77
10
$3.11
25
$2.85
100
$2.45
250
View
250
$2.30
500
$2.02
1,000
$1.67
2,450
$1.66
4,900
$1.61
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 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
EFM8LB10F16E-C-QFN24
Silicon Labs
1:
$4.59
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
$4.59
10
$3.00
25
$2.75
100
$2.36
250
View
250
$2.22
500
$1.94
1,000
$1.63
2,520
$1.61
5,040
$1.56
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 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU
EFM8LB11F32E-C-QFN24
Silicon Labs
1:
$5.53
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
$5.53
10
$3.74
25
$3.47
100
$3.01
250
View
250
$2.82
500
$2.48
1,000
$2.06
2,520
$2.02
5,040
$1.94
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
EFM8LB12F64E-C-QSOP24
Silicon Labs
1:
$7.26
2,009 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
2,009 In Stock
Alternative Packaging
1
$7.26
10
$4.81
25
$4.38
100
$3.72
250
View
250
$3.53
500
$3.17
1,176
$2.75
2,352
$2.65
5,880
$2.61
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 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU
EFM8LB12F32E-C-QFN24R
Silicon Labs
1:
$5.88
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
$5.88
10
$3.89
25
$3.54
100
$3.01
1,500
$2.16
3,000
View
250
$2.87
500
$2.56
1,000
$2.25
3,000
$2.12
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:
$4.71
4,101 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
4,101 In Stock
Alternative Packaging
1
$4.71
10
$3.86
25
$3.54
100
$3.15
1,500
$2.52
3,000
View
250
$2.94
500
$2.81
1,000
$2.61
3,000
$2.48
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:
$4.88
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
$4.88
10
$3.99
25
$3.67
100
$3.27
250
View
250
$2.91
500
$2.79
1,000
$2.72
2,450
$2.62
4,900
$2.56
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:
$4.88
4,862 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
4,862 In Stock
Alternative Packaging
1
$4.88
10
$3.99
25
$3.67
100
$3.27
2,500
$2.58
5,000
View
250
$3.05
500
$2.91
1,000
$2.76
5,000
$2.52
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:
$5.53
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
$5.53
10
$3.74
25
$3.47
100
$3.01
250
View
250
$2.82
500
$2.48
1,000
$2.07
2,500
$2.03
5,000
$2.00
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:
$5.82
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
$5.82
10
$3.86
25
$3.51
100
$2.98
250
View
250
$2.84
500
$2.55
1,000
$2.22
2,500
$2.17
5,000
$2.15
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-QFP32
Silicon Labs
1:
$5.46
525 In Stock
10,000 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
525 In Stock
10,000 On Order
View Dates
Alternative Packaging
On Order:
5,000 Expected 2026-07-29
5,000 Expected 2026-08-24
Factory Lead-Time:
12 Weeks
1
$5.46
10
$4.46
25
$4.10
100
$3.66
250
View
250
$3.41
500
$3.25
1,000
$3.10
2,500
$2.97
5,000
$2.94
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 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
+1 image
EFM8LB12F64E-C-QFP32R
Silicon Labs
1:
$5.46
240 In Stock
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
240 In Stock
Alternative Packaging
1
$5.46
10
$4.46
25
$4.10
100
$3.66
500
$3.24
1,000
View
250
$3.41
1,000
$3.05
2,500
$2.94
5,000
$2.89
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:
$4.88
281 In Stock
Mouser Part #
634-LB12F64ES1CQFN32
Silicon Labs
8-bit Microcontrollers - MCU
281 In Stock
Alternative Packaging
1
$4.88
10
$3.99
25
$3.67
100
$3.27
250
View
250
$2.91
500
$2.79
1,000
$2.72
2,450
$2.62
4,900
$2.51
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 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU
EFM8LB11F32E-C-QFN24R
Silicon Labs
1:
$5.53
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
$5.53
10
$3.74
25
$3.47
100
$3.01
1,500
$2.03
3,000
View
250
$2.82
500
$2.48
1,000
$2.07
3,000
$2.00
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:
$5.88
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
$5.88
10
$3.89
25
$3.54
100
$3.01
250
View
250
$2.87
500
$2.56
1,000
$2.23
2,520
$2.19
5,040
$2.16
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 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
EFM8LB10F16E-C-QSOP24
Silicon Labs
1:
$4.87
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
$4.87
10
$3.21
25
$2.97
100
$2.58
250
View
250
$2.42
500
$2.12
1,176
$1.77
2,352
$1.71
5,880
$1.66
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:
$5.13
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
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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
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