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
8051
8 kB
1.25 kB
QFN-24
25 MHz
10 bit
25 I/O
2.7 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
C8051F313
Reel, Cut Tape
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
CIP-51 8051
8 kB
512 B
SOIC-16
25 MHz
12 bit
13 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 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
CIP-51 8051
8 kB
512 B
QFN-20
25 MHz
12 bit
16 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 125 C
EFM8BB1
Tube
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
8051
16 kB
1.54 kB
QFN-28
25 MHz
15 I/O
2.7 V
5.25 V
SMD/SMT
8 bit
- 40 C
+ 85 C
C8051F327
Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU
C8051F338-GMR
Silicon Labs
1:
HK$103.24
2,731 In Stock
Mouser Part No 634-C8051F338-GMR
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU
2,731 In Stock
Alternative Packaging
1
HK$103.24
10
HK$83.93
25
HK$80.06
100
HK$69.46
250
View
1,500
HK$51.87
250
HK$66.34
500
HK$60.50
1,000
HK$53.27
1,500
HK$51.87
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
8051
16 kB
768 B
QFN-24
25 MHz
10 bit
21 I/O
2.7 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
C8051F338
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU
+2 images
C8051F336-GMR
Silicon Labs
1:
HK$94.86
1,458 In Stock
Mouser Part No 634-C8051F336-GMR
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU
1,458 In Stock
Alternative Packaging
1
HK$94.86
10
HK$77.10
25
HK$67.73
100
HK$64.53
500
View
1,500
HK$51.46
500
HK$59.60
1,000
HK$53.76
1,500
HK$51.46
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
8051
16 kB
768 B
QFN-20
25 MHz
10 bit
17 I/O
2.7 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
C8051F336
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 4 kB 8-bit MCU
+2 images
C8051F850-C-GM
Silicon Labs
1:
HK$24.08
1,473 In Stock
NRND
Mouser Part No 634-C8051F850-C-GM
NRND
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 4 kB 8-bit MCU
1,473 In Stock
Alternative Packaging
1
HK$24.08
10
HK$20.22
25
HK$17.76
100
HK$16.52
250
View
250
HK$12.25
500
HK$11.67
5,040
HK$11.59
Buy
Min.: 1 Mult.: 1
Details
8051
8 kB
512 B
QFN-20
25 MHz
12 bit
16 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
C8051F850
AEC-Q100
Tube
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
EFM8BB31F64I-D-QFN32R
Silicon Labs
1:
HK$33.78
2,430 Expected 8/9/2026
Mouser Part No 634-EF8BB31F64IDN32R
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
2,430 Expected 8/9/2026
Alternative Packaging
1
HK$33.78
10
HK$22.36
25
HK$20.39
100
HK$17.26
250
View
2,500
HK$12.99
250
HK$16.36
500
HK$14.71
1,000
HK$13.07
2,500
HK$12.99
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
CIP-51 8051
64 kB
4.35 kB
QFN-32
50 MHz
10 bit, 12 bit
29 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 125 C
Reel, Cut Tape
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 8/9/2026
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 8/9/2026
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
CIP-51 8051
16 kB
2.25 kB
QFN-20
50 MHz
12 bit
16 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 125 C
EFM8BB2
AEC-Q100
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:
HK$42.74
1,043 Expected 16/10/2026
Mouser Part No 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 Expected 16/10/2026
Alternative Packaging
1
HK$42.74
10
HK$28.28
25
HK$25.73
100
HK$21.87
250
View
250
HK$20.80
500
HK$18.66
1,000
HK$16.60
2,500
HK$16.19
5,000
HK$16.03
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 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
8051
4 kB
128 B
SOIC-20
12 MHz
No ADC
15 I/O
2.7 V
6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
89C
Tube
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
+2 images
EFM8BB22F16I-C-QFN28
Silicon Labs
1:
HK$26.22
1 In Stock
Mouser Part No 634-8BB22F16ICQFN28
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
1 In Stock
Alternative Packaging
1
HK$26.22
10
HK$17.10
25
HK$16.11
100
HK$13.48
250
View
250
HK$12.82
500
HK$11.10
1,000
HK$9.45
2,500
HK$9.21
4,599
HK$9.04
Buy
Min.: 1 Mult.: 1
Details
CIP-51 8051
16 kB
2.3 kB
QFN-28
50 MHz
12 bit
22 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 125 C
EFM8BB2
Tube
8-bit Microcontrollers - MCU 8051 100 MHz 128 kB MAC 8-bit MCU
+1 image
C8051F130-GQR
Silicon Labs
1:
HK$307.67
341 In Stock
End of Life
Mouser Part No 634-C8051F130-GQR
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 100 MHz 128 kB MAC 8-bit MCU
341 In Stock
Alternative Packaging
1
HK$307.67
10
HK$264.11
25
HK$252.19
100
HK$225.56
250
HK$220.46
Buy
Min.: 1 Mult.: 1
Reel :250
Details
8051
128 kB
8.25 kB
TQFP-100
100 MHz
64 I/O
3 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
C8051F130
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU
C8051F413-GM
Silicon Labs
1:
HK$111.55
6,218 In Stock
NRND
Mouser Part No 634-C8051F413-GM
NRND
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU
6,218 In Stock
Alternative Packaging
1
HK$111.55
10
HK$91.49
25
HK$87.71
100
HK$77.27
250
View
250
HK$73.49
500
HK$68.80
1,000
HK$65.02
2,500
Quote
Buy
Min.: 1 Mult.: 1
Details
8051
16 kB
2.31 kB
QFN-28
50 MHz
12 bit
20 I/O
2 V
5.25 V
SMD/SMT
8 bit
- 40 C
+ 85 C
C8051F413
Tube
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 29 GPIO BB5 8-bit MCU
EFM8BB52F16I-C-QFN32
Silicon Labs
1:
HK$16.52
3,400 On Order
Mouser Part No 634-EFMB52F16ICQFN32
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 29 GPIO BB5 8-bit MCU
3,400 On Order
View Dates
Alternative Packaging
On Order:
200 Expected 31/8/2026
1,000 Expected 11/9/2026
2,200 Expected 4/1/2027
Factory Lead Time:
24 Weeks
1
HK$16.52
10
HK$10.11
25
HK$8.55
100
HK$5.06
600
View
600
HK$4.96
1,000
HK$4.73
2,600
HK$4.32
5,000
HK$3.95
Buy
Min.: 1 Mult.: 1
Details
16 kB
1.28 kB
QFN-32
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 29 GPIO BB5 8-bit MCU
EFM8BB52F16I-C-QFN32R
Silicon Labs
1:
HK$16.52
2,500 Expected 5/11/2026
Mouser Part No 634-EFM852F16IQFN32R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 29 GPIO BB5 8-bit MCU
2,500 Expected 5/11/2026
Alternative Packaging
1
HK$16.52
10
HK$10.11
25
HK$8.55
100
HK$6.43
2,500
HK$3.97
5,000
View
250
HK$5.56
500
HK$4.88
1,000
HK$4.38
5,000
HK$3.79
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
16 kB
1.28 kB
QFN-32
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Reel, Cut Tape
8-bit Microcontrollers - MCU 32kB/4kB RAM, 10bADC, DC-DC, 0.9V, QFN24
C8051F921-G-GM
Silicon Labs
1:
HK$35.43
932 In Stock
End of Life
Mouser Part No 634-C8051F921-G-GM
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 32kB/4kB RAM, 10bADC, DC-DC, 0.9V, QFN24
932 In Stock
Alternative Packaging
1
HK$35.43
10
HK$29.51
25
HK$24.82
100
HK$23.67
250
View
250
HK$23.02
500
HK$22.19
1,000
HK$19.81
1,911
HK$19.23
Buy
Min.: 1 Mult.: 1
Details
8051
32 kB
4.25 kB
QFN-24
25 MHz
10 bit
16 I/O
900 mV
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
Tube
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU
C8051F413-GMR
Silicon Labs
1:
HK$120.42
422 In Stock
NRND
Mouser Part No 634-C8051F413-GMR
NRND
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU
422 In Stock
Alternative Packaging
1
HK$120.42
10
HK$91.49
25
HK$87.71
100
HK$77.27
250
View
1,500
HK$62.55
250
HK$73.49
500
HK$68.80
1,500
HK$62.55
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
8051
16 kB
2.31 kB
QFN-28
50 MHz
12 bit
20 I/O
2 V
5.25 V
SMD/SMT
8 bit
- 40 C
+ 85 C
C8051F413
Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU
C8051F385-GM
Silicon Labs
1:
HK$55.16
257 In Stock
Mouser Part No 634-C8051F385-GM
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU
257 In Stock
Alternative Packaging
1
HK$55.16
10
HK$45.79
25
HK$39.29
100
HK$37.57
250
View
250
HK$37.48
500
HK$34.52
1,000
HK$31.15
2,500
HK$30.83
Buy
Min.: 1 Mult.: 1
Details
8051
64 kB
4.35 kB
QFN-32
48 MHz
25 I/O
2.7 V
5.25 V
SMD/SMT
8 bit
- 40 C
+ 85 C
C8051F385
Tube
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:
HK$34.94
500 Expected 23/10/2026
Mouser Part No 634-LB12F64ECQFP32R
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
500 Expected 23/10/2026
Alternative Packaging
1
HK$34.94
10
HK$28.52
25
HK$24.74
100
HK$23.34
500
HK$20.39
1,000
View
250
HK$22.85
1,000
HK$18.50
2,500
HK$18.25
5,000
HK$18.08
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 8051 50 MHz 64 kB 8-bit MCU
C8051F380-GQ
Silicon Labs
1:
HK$66.17
6,032 In Stock
End of Life
Mouser Part No 634-C8051F380-GQ
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU
6,032 In Stock
Alternative Packaging
1
HK$66.17
10
HK$54.91
25
HK$48.50
100
HK$46.28
250
View
250
HK$43.81
500
HK$40.61
1,000
HK$36.83
2,500
HK$35.84
5,000
Quote
Buy
Min.: 1 Mult.: 1
Details
8051
64 kB
4.25 kB
TQFP-48
48 MHz
10 bit
40 I/O
2.7 V
5.25 V
SMD/SMT
8 bit
- 40 C
+ 85 C
C8051F380
Tray
8-bit Microcontrollers - MCU USB-Flash-64k-ADC-TQFP48
C8051F380-GQR
Silicon Labs
1:
HK$64.12
8,063 In Stock
End of Life
Mouser Part No 634-C8051F380-GQR
End of Life
Silicon Labs
8-bit Microcontrollers - MCU USB-Flash-64k-ADC-TQFP48
8,063 In Stock
Alternative Packaging
1
HK$64.12
10
HK$53.18
25
HK$49.48
100
HK$44.88
500
HK$40.52
1,000
View
250
HK$42.58
1,000
HK$36.83
2,500
HK$35.84
Buy
Min.: 1 Mult.: 1
Reel :500
Details
8051
64 kB
4.25 kB
TQFP-48
48 MHz
10 bit
40 I/O
2.7 V
5.25 V
SMD/SMT
8 bit
- 40 C
+ 85 C
C8051F380
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 50 MIPS, 64 kB, 4 kB, CAN2.0, LIN 2.1, SPI, UART, I2C, QFN32
C8051F502-IMR
Silicon Labs
1:
HK$112.45
301 In Stock
Mouser Part No 634-C8051F502-IMR
Silicon Labs
8-bit Microcontrollers - MCU 50 MIPS, 64 kB, 4 kB, CAN2.0, LIN 2.1, SPI, UART, I2C, QFN32
301 In Stock
Alternative Packaging
1
HK$112.45
10
HK$85.41
25
HK$81.87
100
HK$72.17
250
View
1,500
HK$58.36
250
HK$68.64
500
HK$64.20
1,000
HK$61.73
1,500
HK$58.36
3,000
Quote
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
8051
1.8 V
5.25 V
8 bit
C8051F502
Reel, Cut Tape
8-bit Microcontrollers - MCU 100MIPS,128KB,12ADC,100Pin MCU
C8051F120-GQR
Silicon Labs
1:
HK$418.64
471 In Stock
End of Life
Mouser Part No 634-C8051F120-GQR
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 100MIPS,128KB,12ADC,100Pin MCU
471 In Stock
Alternative Packaging
1
HK$418.64
10
HK$346.23
25
HK$331.68
100
HK$314.09
250
HK$291.89
2,500
Quote
2,500
Quote
Buy
Min.: 1 Mult.: 1
Reel :250
Details
8051
128 kB
8.25 kB
TQFP-100
100 MHz
8 bit, 12 bit
64 I/O
3 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
C8051F120
Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU
C8051F553-IM
Silicon Labs
1:
HK$81.95
Non-Stocked Lead-Time 12 Weeks
Mouser Part No 634-C8051F553-IM
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU
Non-Stocked Lead-Time 12 Weeks
Alternative Packaging
1
HK$81.95
10
HK$61.40
25
HK$58.61
100
HK$50.88
250
View
250
HK$48.58
500
HK$45.37
1,000
HK$38.63
1,911
HK$37.65
Buy
Min.: 1 Mult.: 1
Details
8051
32 kB
2.25 kB
QFN-24
50 MHz
12 bit
18 I/O
1.8 V
5.25 V
SMD/SMT
8 bit
- 40 C
+ 125 C
C8051F553
AEC-Q100
Tube
Hong Kong
