8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V
+1 image
CY8C3446LTI-085
Infineon Technologies
1:
HK$132.75
6 In Stock
Mouser Part No
727-CY8C3446LTI-085
Infineon Technologies
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V
6 In Stock
Alternative Packaging
1
HK$132.75
10
HK$103.90
25
HK$93.54
100
HK$88.45
250
View
250
HK$84.42
500
HK$80.47
1,000
HK$79.73
2,600
Quote
Buy
Min.: 1
Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
+2 images
EFM8BB22F16G-C-QFN28
Silicon Labs
1:
HK$17.26
1,412 In Stock
Mouser Part No
634-8BB22F16GCQFN28
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
1,412 In Stock
Alternative Packaging
1
HK$17.26
10
HK$14.55
25
HK$12.41
100
HK$11.75
250
View
250
HK$11.51
500
HK$10.19
2,500
HK$8.14
4,599
HK$7.96
Buy
Min.: 1
Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 48 MHz 64 kB flash 4 kB RAM 8-bit Universal Bee MCU
+1 image
EFM8UB20F64G-B-QFP48R
Silicon Labs
1:
HK$40.77
63 In Stock
End of Life
Mouser Part No
634-EFM8UB64GBQFP48R
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 48 MHz 64 kB flash 4 kB RAM 8-bit Universal Bee MCU
63 In Stock
Alternative Packaging
1
HK$40.77
10
HK$31.48
25
HK$29.35
100
HK$27.37
250
HK$26.72
500
HK$21.29
Buy
Min.: 1
Mult.: 1
Reel :
500
Details
8-bit Microcontrollers - MCU 16K Flash 50MHz 8051 1.71V to 5.5V
CY8C3244AXI-153
Infineon Technologies
1:
HK$92.72
33 In Stock
Mouser Part No
727-CY8C3244AXI-153
Infineon Technologies
8-bit Microcontrollers - MCU 16K Flash 50MHz 8051 1.71V to 5.5V
33 In Stock
Alternative Packaging
1
HK$92.72
10
HK$72.17
25
HK$65.51
100
HK$52.69
250
View
250
HK$52.44
450
HK$49.16
900
HK$46.94
2,700
Quote
Buy
Min.: 1
Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
EFM8BB31F64I-D-QFP32
Silicon Labs
1:
HK$38.88
5 In Stock
End of Life
Mouser Part No
634-EF8BB31F64IDQP32
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
5 In Stock
Alternative Packaging
1
HK$38.88
10
HK$25.65
25
HK$23.43
100
HK$19.89
250
View
250
HK$18.82
500
HK$16.93
1,000
HK$16.52
Buy
Min.: 1
Mult.: 1
Details
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:
HK$27.78
53 In Stock
End of Life
Mouser Part No
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
HK$27.78
10
HK$18.33
25
HK$16.93
100
HK$14.71
250
View
250
HK$13.81
500
HK$12.08
1,176
HK$10.11
2,352
HK$9.78
5,880
HK$9.45
Buy
Min.: 1
Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
+1 image
EFM8SB20F32G-B-QFN32R
Silicon Labs
1:
HK$30.25
81 In Stock
End of Life
Mouser Part No
634-EFM8SB32GBQFN32R
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
81 In Stock
Alternative Packaging
1
HK$30.25
10
HK$20.47
25
HK$18.99
100
HK$16.52
1,500
HK$11.01
3,000
View
250
HK$15.45
500
HK$13.73
1,000
HK$11.26
3,000
HK$10.69
Buy
Min.: 1
Mult.: 1
Reel :
1,500
Details
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:
HK$29.26
52 In Stock
End of Life
Mouser Part No
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
HK$29.26
10
HK$19.81
25
HK$18.33
100
HK$15.95
250
View
250
HK$14.96
500
HK$13.15
1,176
HK$10.85
2,352
HK$10.60
5,880
HK$10.28
Buy
Min.: 1
Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
+1 image
EFM8SB20F32G-B-QFN32
Silicon Labs
1:
HK$20.80
787 In Stock
End of Life
Mouser Part No
634-EFM8SBF32GBQFN32
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
787 In Stock
Alternative Packaging
1
HK$20.80
10
HK$17.51
25
HK$14.88
100
HK$14.14
250
View
250
HK$13.48
500
HK$12.99
1,000
HK$11.34
2,500
HK$11.10
4,599
HK$10.93
Buy
Min.: 1
Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
+1 image
EFM8BB31F32I-D-4QFN24
Silicon Labs
1:
HK$27.37
475 In Stock
Mouser Part No
634-EF8BB31F32ID4F24
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
475 In Stock
Alternative Packaging
1
HK$27.37
10
HK$18.00
25
HK$16.60
100
HK$14.47
250
View
250
HK$13.56
500
HK$11.84
1,000
HK$9.95
1,911
HK$9.86
5,733
HK$9.62
Buy
Min.: 1
Mult.: 1
Details
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:
HK$33.46
257 In Stock
Mouser Part No
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
HK$33.46
10
HK$22.11
25
HK$20.14
100
HK$17.10
250
View
250
HK$16.28
500
HK$14.55
1,000
HK$12.66
2,520
HK$12.58
5,040
HK$12.33
Buy
Min.: 1
Mult.: 1
Details
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:
HK$31.48
12 In Stock
Mouser Part No
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
HK$31.48
10
HK$21.29
25
HK$19.73
100
HK$17.10
1,500
HK$11.75
3,000
View
250
HK$16.03
500
HK$14.06
1,000
HK$11.84
3,000
HK$11.43
Buy
Min.: 1
Mult.: 1
Reel :
1,500
Details
ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core
LPC1754FBD80K
NXP Semiconductors
1:
HK$93.63
830 In Stock
1,190 Expected 16/11/2026
Mouser Part No
771-LPC1754FBD80K
NXP Semiconductors
ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core
830 In Stock
1,190 Expected 16/11/2026
Alternative Packaging
1
HK$93.63
10
HK$73.24
25
HK$65.10
595
HK$62.06
1,190
View
1,190
HK$58.03
2,975
Quote
Buy
Min.: 1
Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU
C8051F411-GMR
Silicon Labs
1:
HK$113.93
2,277 In Stock
Mouser Part No
634-C8051F411-GMR
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU
2,277 In Stock
Alternative Packaging
1
HK$113.93
10
HK$95.19
25
HK$88.45
100
HK$81.54
250
View
1,500
HK$67.49
250
HK$79.32
500
HK$74.23
1,000
HK$71.27
1,500
HK$67.49
Buy
Min.: 1
Mult.: 1
Reel :
1,500
Details
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU
+2 images
C8051F336-GM
Silicon Labs
1:
HK$91.82
2,941 In Stock
Mouser Part No
634-C8051F336-GM
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU
2,941 In Stock
Alternative Packaging
1
HK$91.82
10
HK$76.12
25
HK$64.94
250
HK$63.87
500
View
500
HK$59.35
1,000
HK$53.76
1,911
HK$51.05
Buy
Min.: 1
Mult.: 1
Details
8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU
+1 image
AT89LP52-20JU
Microchip Technology
1:
HK$28.36
130 Expected 28/9/2026
Mouser Part No
556-AT89LP52-20JU
Microchip Technology
8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU
130 Expected 28/9/2026
1
HK$28.36
27
HK$25.98
108
HK$24.99
Buy
Min.: 1
Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
+1 image
EFM8BB10F8I-A-QFN20
Silicon Labs
1:
HK$10.36
2,520 Expected 1/9/2026
Mouser Part No
634-FM8BB10F8IAQFN20
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
2,520 Expected 1/9/2026
Alternative Packaging
1
HK$10.36
10
HK$8.88
25
HK$7.74
100
HK$7.21
500
View
500
HK$6.40
1,000
HK$6.16
2,520
HK$5.45
5,040
HK$5.24
Buy
Min.: 1
Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
+4 images
EFM8BB10F8G-A-SOIC16R
Silicon Labs
1:
HK$10.77
5,000 Expected 8/9/2026
Mouser Part No
634-8BB10F8GASO16R
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
5,000 Expected 8/9/2026
Alternative Packaging
1
HK$10.77
10
HK$8.96
25
HK$7.73
100
HK$7.02
2,500
HK$4.83
5,000
View
250
HK$6.11
500
HK$5.83
1,000
HK$5.03
5,000
HK$4.65
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
8-bit Microcontrollers - MCU 8KB,24ADC,28Pin MCU
+2 images
C8051F351-GM
Silicon Labs
1:
HK$120.09
1,528 In Stock
Mouser Part No
634-C8051F351-GM
Silicon Labs
8-bit Microcontrollers - MCU 8KB,24ADC,28Pin MCU
1,528 In Stock
Alternative Packaging
1
HK$120.09
10
HK$99.63
25
HK$86.72
100
HK$83.35
250
View
250
HK$80.56
500
HK$78.01
1,000
HK$75.38
2,500
Quote
Buy
Min.: 1
Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 12MHZ 4V-5.5V
AT89C4051-12SU
Microchip Technology
1:
HK$12.33
552 On Order
Mouser Part No
556-A89C405112SU
Microchip Technology
8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 12MHZ 4V-5.5V
552 On Order
1
HK$12.33
25
HK$11.34
111
HK$10.19
Buy
Min.: 1
Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU
C8051F327-GMR
Silicon Labs
1:
HK$42.33
3,007 In Stock
Mouser Part No
634-C8051F327-GMR
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU
3,007 In Stock
Alternative Packaging
1
HK$42.33
10
HK$34.44
25
HK$29.92
100
HK$28.36
500
View
1,500
HK$22.61
500
HK$25.73
1,000
HK$22.69
1,500
HK$22.61
Buy
Min.: 1
Mult.: 1
Reel :
1,500
Details
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
EFM8BB21F16A-C-QFN20R
Silicon Labs
1:
HK$36.66
1,498 Expected 1/9/2026
Mouser Part No
634-BB21F16ACQFN20R
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
1,498 Expected 1/9/2026
Alternative Packaging
1
HK$36.66
10
HK$24.25
25
HK$22.03
100
HK$18.74
250
View
1,500
HK$15.62
250
HK$17.76
500
HK$15.95
1,000
HK$15.62
1,500
HK$15.62
Buy
Min.: 1
Mult.: 1
Reel :
1,500
Details
8-bit Microcontrollers - MCU 8kB/256B RAM, 8b ADC, 2% osc, QFN11 OTP available (T600-GM)
C8051F300-GMR
Silicon Labs
1:
HK$63.13
900 In Stock
Mouser Part No
634-C8051F300-GMR
Silicon Labs
8-bit Microcontrollers - MCU 8kB/256B RAM, 8b ADC, 2% osc, QFN11 OTP available (T600-GM)
900 In Stock
Alternative Packaging
1
HK$63.13
10
HK$51.29
25
HK$44.80
100
HK$41.84
250
View
1,500
HK$34.11
250
HK$40.36
500
HK$38.14
1,000
HK$34.52
1,500
HK$34.11
Buy
Min.: 1
Mult.: 1
Reel :
1,500
Details
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 8-bit MCU
C8051F313-GMR
Silicon Labs
1:
HK$93.87
1,120 In Stock
Mouser Part No
634-C8051F313-GMR
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 8-bit MCU
1,120 In Stock
Alternative Packaging
1
HK$93.87
10
HK$72.99
25
HK$69.62
100
HK$60.50
250
View
1,500
HK$47.18
250
HK$57.79
500
HK$52.69
1,000
HK$47.59
1,500
HK$47.18
Buy
Min.: 1
Mult.: 1
Reel :
1,500
Details
8-bit Microcontrollers - MCU 50 MIPS, 128 kB, 8 kB, CAN2.0, LIN 2.1, SPI, 2xUART, I2C, QFP48
C8051F580-IQR
Silicon Labs
1:
HK$142.62
4,175 In Stock
End of Life
Mouser Part No
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
HK$142.62
10
HK$115.90
25
HK$102.67
100
HK$97.90
500
HK$85.73
1,000
View
250
HK$93.05
1,000
HK$81.87
2,500
Quote
Buy
Min.: 1
Mult.: 1
Reel :
500
Details