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:
HK$26.14
92 In Stock
Mouser Part No 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
HK$26.14
10
HK$17.02
25
HK$15.62
100
HK$13.40
250
View
250
HK$12.58
500
HK$11.01
1,000
HK$9.37
2,520
HK$9.29
5,040
HK$8.88
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 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
EFM8SB10F8A-A-QFN20R
Silicon Labs
1:
HK$37.98
1,221 In Stock
End of Life
Mouser Part No 634-M8SB10F8AAQFN20R
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
1,221 In Stock
Alternative Packaging
1
HK$37.98
10
HK$25.15
25
HK$22.93
100
HK$19.48
250
View
1,500
HK$14.22
250
HK$18.50
500
HK$16.60
1,000
HK$14.30
1,500
HK$14.22
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
EFM8SB
AEC-Q100
Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
+1 image
EFM8SB20F64G-B-QFN24R
Silicon Labs
1:
HK$24.50
1,500 In Stock
Mouser Part No 634-EFM8SB64GBQFN24R
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
1,500 In Stock
Alternative Packaging
1
HK$24.50
10
HK$20.06
25
HK$17.34
100
HK$16.36
1,500
HK$12.25
3,000
View
500
HK$14.55
1,000
HK$12.58
3,000
HK$12.00
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
CIP-51 8051
64 kB
4.25 kB
25 MHz
10 bit
16 I/O
1.8 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
EFM8SB
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
EFM8BB31F32G-D-QFN32
Silicon Labs
1:
HK$26.80
457 In Stock
Mouser Part No 634-EF8BB31F32GDQN32
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
457 In Stock
Alternative Packaging
1
HK$26.80
10
HK$17.43
25
HK$16.03
100
HK$13.73
250
View
250
HK$12.91
500
HK$11.26
1,000
HK$9.54
2,450
HK$9.45
4,900
HK$9.12
Buy
Min.: 1 Mult.: 1
Details
CIP-51 8051
32 kB
2.3 kB
QFN-32
50 MHz
10 bit, 12 bit
29 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
Tray
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:
HK$41.43
2,005 In Stock
End of Life
Mouser Part No 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
HK$41.43
10
HK$27.45
25
HK$24.99
100
HK$21.21
250
View
250
HK$20.14
500
HK$18.08
1,176
HK$15.70
2,352
HK$15.12
5,880
HK$14.88
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 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
EFM8BB31F16I-D-QFP32
Silicon Labs
1:
HK$29.43
16 In Stock
Mouser Part No 634-EF8BB31F16IDQP32
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
16 In Stock
Alternative Packaging
1
HK$29.43
10
HK$19.40
25
HK$17.92
100
HK$15.62
250
View
250
HK$14.63
500
HK$12.82
1,000
HK$10.93
2,500
HK$10.60
5,000
HK$10.28
Buy
Min.: 1 Mult.: 1
Details
CIP-51 8051
16 kB
2.3 kB
QFP-32
50 MHz
10 bit, 12 bit
28 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 125 C
Tray
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
EFM8BB31F32G-D-QFP32R
Silicon Labs
1:
HK$29.59
502 In Stock
Mouser Part No 634-EF8BB31F32GDP32R
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
502 In Stock
Alternative Packaging
1
HK$29.59
10
HK$20.06
25
HK$18.58
100
HK$16.11
500
HK$13.15
1,000
View
250
HK$15.12
1,000
HK$11.67
2,500
HK$11.51
5,000
HK$11.34
Buy
Min.: 1 Mult.: 1
Reel :500
Details
CIP-51 8051
32 kB
2.3 kB
QFP-32
50 MHz
10 bit, 12 bit
28 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
Reel, Cut Tape
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:
HK$28.11
630 In Stock
Mouser Part No 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
HK$28.11
10
HK$18.50
25
HK$17.10
100
HK$14.88
250
View
250
HK$13.97
500
HK$12.25
1,000
HK$10.19
2,450
HK$10.11
4,900
HK$9.86
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:
HK$31.56
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
HK$31.56
10
HK$21.37
25
HK$19.81
100
HK$17.18
250
View
250
HK$16.11
500
HK$14.14
1,000
HK$11.75
5,040
HK$11.67
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 Sngl-Cycle 8051 IND 2.4-3.6V 32K ISP FL
AT89LP3240-20MU
Microchip Technology
1:
HK$39.05
315 In Stock
Mouser Part No 556-AT89LP3240-20MU
Microchip Technology
8-bit Microcontrollers - MCU Sngl-Cycle 8051 IND 2.4-3.6V 32K ISP FL
315 In Stock
1
HK$39.05
100
HK$36.33
250
HK$34.77
360
HK$34.69
5,040
Quote
5,040
Quote
Buy
Min.: 1 Mult.: 1
Details
8051
32 kB
4.25 kB
VQFN-44
20 MHz
10 bit
38 I/O
2.4 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
Tray
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V
CY8C3446LTI-073
Infineon Technologies
1:
HK$119.27
2,600 In Stock
Mouser Part No 727-CY8C3446LTI-073
Infineon Technologies
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V
2,600 In Stock
Alternative Packaging
1
HK$119.27
10
HK$97.24
25
HK$86.89
100
HK$83.60
250
View
250
HK$80.06
500
HK$77.02
1,000
HK$75.38
2,600
Quote
Buy
Min.: 1 Mult.: 1
Details
8051
64 kB
8 kB
QFN-48
50 MHz
12 bit
31 I/O
1.71 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
CY8C3446
Tray
8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU
AT89LP52-20AU
Microchip Technology
1:
HK$14.14
3,089 In Stock
Mouser Part No 556-AT89LP52-20AU
Microchip Technology
8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU
3,089 In Stock
1
HK$14.14
25
HK$12.82
100
HK$11.67
Buy
Min.: 1 Mult.: 1
Details
8051
8 kB
256 B
TQFP-44
20 MHz
No ADC
36 I/O
2.4 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
Tray
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:
HK$14.30
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
HK$14.30
10
HK$8.71
25
HK$7.31
100
HK$5.30
200
View
200
HK$4.78
600
HK$4.50
5,000
HK$4.44
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:
HK$31.48
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
HK$31.48
10
HK$26.30
25
HK$24.41
100
HK$23.67
250
View
250
HK$22.44
500
HK$20.14
1,000
HK$17.51
2,500
HK$16.85
5,000
HK$16.52
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 8bit 67MHz 64KB
CY8C3866AXI-040T
Infineon Technologies
1:
HK$221.20
559 In Stock
Mouser Part No 727-CY8C3866AXI-040T
Infineon Technologies
8-bit Microcontrollers - MCU 8051 8bit 67MHz 64KB
559 In Stock
Alternative Packaging
1
HK$221.20
10
HK$177.55
25
HK$160.37
100
HK$153.06
250
View
1,500
HK$139.49
250
HK$149.19
500
HK$144.75
1,000
HK$140.64
1,500
HK$139.49
3,000
Quote
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
8051
64 kB
8 kB
TQFP-100
67 MHz
20 bit
72 I/O
1.71 V
1.89 V
SMD/SMT
8 bit
- 40 C
+ 85 C
CY8C3866
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 32K FLASH 4.0 TO 5.5V
AT89C51RC-24PU
Microchip Technology
1:
HK$43.40
493 In Stock
Mouser Part No 556-A89C51RC-24PU
Microchip Technology
8-bit Microcontrollers - MCU 32K FLASH 4.0 TO 5.5V
493 In Stock
1
HK$43.40
10
HK$42.50
30
HK$41.84
100
HK$41.51
250
View
250
HK$41.43
500
HK$37.57
Buy
Min.: 1 Mult.: 1
Details
8051
32 kB
512 B
PDIP-40
24 MHz
No ADC
32 I/O
4 V
5.5 V
Through Hole
8 bit
- 40 C
+ 85 C
89C
Tube
8-bit Microcontrollers - MCU Single-Cycle 8051 64K ISP Flash
AT89LP6440-20AU
Microchip Technology
1:
HK$96.17
437 In Stock
Mouser Part No 556-AT89LP6440-20AU
Microchip Technology
8-bit Microcontrollers - MCU Single-Cycle 8051 64K ISP Flash
437 In Stock
1
HK$96.17
25
HK$88.12
100
HK$79.90
Buy
Min.: 1 Mult.: 1
Details
8051
64 kB
4.25 kB
TQFP-44
20 MHz
10 bit
38 I/O
2.4 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
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:
HK$15.95
59,467 In Stock
58,500 Expected 8/1/2027
Mouser Part No 634-8BB21F16GCQFN20R
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
59,467 In Stock
58,500 Expected 8/1/2027
Alternative Packaging
1
HK$15.95
10
HK$13.23
25
HK$11.84
100
HK$9.78
1,500
HK$7.86
3,000
View
250
HK$9.21
500
HK$8.47
3,000
HK$7.57
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 8051 4K FLASH 2.7 TO 5.5V 24MHZ 4V-5.5V
+1 image
AT89C4051-24PU
Microchip Technology
1:
HK$17.43
1,088 In Stock
Mouser Part No 556-A89C4051-24PU
Microchip Technology
8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 24MHZ 4V-5.5V
1,088 In Stock
Buy
Min.: 1 Mult.: 1
Details
8051
4 kB
128 B
PDIP-20
24 MHz
No ADC
15 I/O
4 V
6 V
Through Hole
8 bit
- 40 C
+ 85 C
89C
Tube
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V
CY8C3866PVI-070
Infineon Technologies
1:
HK$181.83
237 In Stock
Mouser Part No 727-CY8C3866PVI-070
Infineon Technologies
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V
237 In Stock
Alternative Packaging
1
HK$181.83
10
HK$167.11
25
HK$129.30
100
HK$125.03
250
View
250
HK$124.86
450
HK$117.30
900
Quote
Buy
Min.: 1 Mult.: 1
Details
8051
64 kB
8 kB
SSOP-48
67 MHz
20 bit
29 I/O
1.71 V
1.89 V
SMD/SMT
8 bit
- 40 C
+ 85 C
CY8C3866
Tube
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V
CY8C3245LTI-139
Infineon Technologies
1:
HK$79.24
449 In Stock
Mouser Part No 727-CY8C3245LTI-139
Infineon Technologies
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V
449 In Stock
Alternative Packaging
1
HK$79.24
10
HK$61.65
25
HK$54.58
100
HK$52.36
250
View
250
HK$49.98
500
HK$48.58
1,000
HK$45.79
2,600
Quote
Buy
Min.: 1 Mult.: 1
Details
8051
32 kB
4 kB
QFN-48
50 MHz
12 bit
29 I/O
1.71 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
CY8C3245
Tray
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:
HK$7.48
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
HK$7.48
10
HK$6.26
25
HK$5.43
100
HK$5.10
1,500
HK$3.75
3,000
View
500
HK$4.44
1,000
HK$4.09
3,000
HK$3.43
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 32K Flash 50MHz 8051 1.71V to 5.5V
+1 image
CY8C3245LTI-163
Infineon Technologies
1:
HK$80.15
733 In Stock
Mouser Part No 727-CY8C3245LTI-163
Infineon Technologies
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V
733 In Stock
Alternative Packaging
1
HK$80.15
10
HK$62.39
25
HK$55.24
100
HK$53.02
250
View
250
HK$50.55
1,000
HK$46.36
2,600
Quote
Buy
Min.: 1 Mult.: 1
Details
8051
32 kB
4 kB
QFN-68
50 MHz
12 bit
46 I/O
1.71 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
CY8C3245
Tray
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V
+1 image
CY8C3666LTI-027
Infineon Technologies
1:
HK$185.44
147 In Stock
Mouser Part No 727-CY8C3666LTI-027
Infineon Technologies
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V
147 In Stock
Alternative Packaging
1
HK$185.44
10
HK$148.21
25
HK$133.33
100
HK$132.75
260
View
260
HK$123.63
520
HK$119.11
1,040
Quote
Buy
Min.: 1 Mult.: 1
Details
8051
64 kB
8 kB
QFN-68
67 MHz
12 bit
28 I/O
1.71 V
1.89 V
SMD/SMT
8 bit
+ 85 C
CY8C3666
Tray
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V
CY8C3246PVI-147
Infineon Technologies
1:
HK$98.56
371 In Stock
Mouser Part No 727-CY8C3246PVI-147
Infineon Technologies
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V
371 In Stock
Alternative Packaging
1
HK$98.56
10
HK$92.89
25
HK$67.90
100
HK$65.35
600
View
600
HK$61.49
1,200
HK$58.36
3,000
Quote
Buy
Min.: 1 Mult.: 1
Details
8051
64 kB
8 kB
SSOP-48
50 MHz
12 bit
31 I/O
1.71 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
CY8C3246
Tube
Hong Kong
