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:
$4.58
13,233 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
13,233 In Stock
Alternative Packaging
1
$4.58
10
$3.83
25
$3.56
100
$3.15
250
View
250
$2.92
500
$2.84
1,000
$2.61
2,520
$2.49
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
EFM8LB12F64ES1-C-QFN24R
Silicon Labs
1:
$4.98
5,732 In Stock
Mouser Part #
634-LB12F64ES1CFN24R
Silicon Labs
8-bit Microcontrollers - MCU
5,732 In Stock
Alternative Packaging
1
$4.98
10
$4.08
25
$3.76
100
$3.34
1,500
$2.49
3,000
View
250
$3.11
500
$2.97
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:
$5.10
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
$5.10
10
$3.36
25
$3.11
100
$2.71
250
View
250
$2.53
500
$2.22
1,000
$1.87
2,520
$1.79
5,040
$1.74
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:
$6.21
1,265 In Stock
Mouser Part #
634-LB12F32ES0CFN24R
Silicon Labs
8-bit Microcontrollers - MCU
1,265 In Stock
Alternative Packaging
1
$6.21
10
$4.10
25
$3.74
100
$3.18
1,500
$2.25
3,000
View
250
$3.02
500
$2.71
1,000
$2.36
3,000
$2.22
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
EFM8LB11F32ES0-C-QFN24R
Silicon Labs
1:
$5.72
1,499 In Stock
Mouser Part #
634-LB11F32ES0CFN24R
Silicon Labs
8-bit Microcontrollers - MCU
1,499 In Stock
Alternative Packaging
1
$5.72
10
$3.77
25
$3.44
100
$2.92
1,500
$2.07
3,000
View
250
$2.78
500
$2.49
1,000
$2.17
3,000
$2.04
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:
$4.48
1,274 In Stock
Mouser Part #
634-LB12F64ES1CQFN24
Silicon Labs
8-bit Microcontrollers - MCU
1,274 In Stock
Alternative Packaging
1
$4.48
10
$3.54
25
$3.18
100
$2.88
250
View
250
$2.69
500
$2.59
1,000
$2.56
2,520
$2.25
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:
$4.58
1,368 In Stock
Mouser Part #
634-LB10F16ES1CFN24R
Silicon Labs
8-bit Microcontrollers - MCU
1,368 In Stock
Alternative Packaging
1
$4.58
10
$2.98
25
$2.74
100
$2.35
1,500
$1.57
3,000
View
250
$2.20
500
$1.93
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 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
EFM8LB12F64E-C-QSOP24
Silicon Labs
1:
$7.26
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
$7.26
10
$4.81
25
$4.38
100
$3.72
250
View
250
$3.53
500
$3.17
1,176
$2.72
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 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
EFM8LB10F16E-C-QFN32
Silicon Labs
1:
$4.92
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
$4.92
10
$3.24
25
$3.00
100
$2.61
250
View
250
$2.45
500
$2.15
1,000
$1.79
2,450
$1.77
4,900
$1.73
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:
$4.58
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
$4.58
10
$2.98
25
$2.74
100
$2.35
250
View
250
$2.20
500
$1.93
1,000
$1.64
2,520
$1.63
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:
$5.52
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
$5.52
10
$3.73
25
$3.46
100
$3.00
250
View
250
$2.81
500
$2.46
1,000
$2.06
2,520
$1.99
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
EFM8LB11F16ES0-C-QFN24R
Silicon Labs
1:
$5.10
1,500 In Stock
Mouser Part #
634-LB11F16ES0CFN24R
Silicon Labs
8-bit Microcontrollers - MCU
1,500 In Stock
Alternative Packaging
1
$5.10
10
$3.36
25
$3.11
100
$2.71
1,500
$1.83
3,000
View
250
$2.53
500
$2.22
1,000
$1.86
3,000
$1.79
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 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU
EFM8LB12F32E-C-QFN24R
Silicon Labs
1:
$6.21
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
$6.21
10
$4.10
25
$3.74
100
$3.18
1,500
$2.32
3,000
View
250
$3.02
500
$2.71
1,000
$2.35
3,000
$2.28
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:
$4.98
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
$4.98
10
$4.08
25
$3.76
100
$3.34
1,500
$2.58
3,000
View
250
$3.11
500
$2.97
1,000
$2.68
3,000
$2.52
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:
$4.74
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
$4.74
10
$3.96
25
$3.67
100
$3.30
250
View
250
$2.97
500
$2.85
1,000
$2.75
2,450
$2.65
4,900
$2.59
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:
$5.16
4,062 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
4,062 In Stock
Alternative Packaging
1
$5.16
10
$4.22
25
$3.89
100
$3.46
2,500
$2.61
5,000
View
250
$3.23
500
$3.07
1,000
$2.71
5,000
$2.55
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:
$5.52
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
$5.52
10
$3.73
25
$3.46
100
$3.00
250
View
250
$2.81
500
$2.46
1,000
$2.12
2,500
$2.06
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:
$5.80
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
$5.80
10
$3.84
25
$3.50
100
$2.97
250
View
250
$2.82
500
$2.53
1,000
$2.26
2,500
$2.19
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-QFP32R
Silicon Labs
1:
$5.77
237 In Stock
500 Expected 2027-01-29
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 2027-01-29
Alternative Packaging
1
$5.77
10
$4.71
25
$4.33
100
$3.86
500
$3.31
1,000
View
250
$3.61
1,000
$3.08
2,500
$2.98
5,000
$2.95
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:
$4.74
279 In Stock
Mouser Part #
634-LB12F64ES1CQFN32
Silicon Labs
8-bit Microcontrollers - MCU
279 In Stock
Alternative Packaging
1
$4.74
10
$3.96
25
$3.67
100
$3.30
250
View
250
$2.97
500
$2.85
1,000
$2.81
2,450
$2.71
4,900
$2.59
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:
$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
Alternative Packaging
1
$5.13
10
$3.47
25
$3.21
100
$2.79
250
View
250
$2.62
500
$2.30
1,176
$1.90
2,352
$1.86
5,880
$1.80
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:
$5.52
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
$5.52
10
$3.73
25
$3.46
100
$3.00
1,500
$2.06
3,000
View
250
$2.81
500
$2.46
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:
$5.86
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
$5.86
10
$3.87
25
$3.53
100
$3.00
250
View
250
$2.85
500
$2.55
1,000
$2.22
2,520
$2.20
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 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
+1 image
EFM8LB12F64E-C-QFP32
Silicon Labs
1:
$5.31
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 2026-08-14
5,000 Expected 2026-08-18
Factory Lead-Time:
20 Weeks
1
$5.31
10
$4.44
25
$4.12
100
$3.70
250
View
250
$3.47
500
$3.33
1,000
$3.12
2,500
$3.00
5,000
$2.97
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