8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V
CY8C3245PVI-134
Infineon Technologies
1:
NT$340.58
590 In Stock
Mouser Part #
727-CY8C3245PVI-134
Infineon Technologies
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V
590 In Stock
Alternative Packaging
1
NT$340.58
10
NT$298.27
25
NT$231.59
100
NT$222.63
600
View
600
NT$197.89
1,200
NT$194.31
3,000
Quote
Buy
Min.: 1
Mult.: 1
Details
8051
32 kB
4 kB
SSOP-48
50 MHz
12 bit
29 I/O
1.71 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
CY8C3245
Tube
8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 8-bit MCU
+1 image
C8051F126-GQR
Silicon Labs
1:
NT$1,468.42
185 In Stock
End of Life
Mouser Part #
634-C8051F126-GQR
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 8-bit MCU
185 In Stock
Alternative Packaging
1
NT$1,468.42
10
NT$1,214.24
25
NT$1,163.33
100
NT$1,101.67
250
NT$1,086.26
500
View
500
Quote
Buy
Min.: 1
Mult.: 1
Reel :
250
Details
8051
128 kB
8.25 kB
TQFP-100
50 MHz
64 I/O
2.7 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
C8051F126
Reel, Cut Tape
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:
NT$128.34
16 In Stock
Mouser Part #
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
NT$128.34
10
NT$84.61
25
NT$78.15
100
NT$68.12
250
View
250
NT$63.81
500
NT$55.93
1,000
NT$47.68
2,500
NT$46.25
5,000
NT$44.81
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:
NT$129.06
502 In Stock
Mouser Part #
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
NT$129.06
10
NT$87.47
25
NT$81.02
100
NT$70.27
500
NT$57.36
1,000
View
250
NT$65.96
1,000
NT$50.91
2,500
NT$50.19
5,000
NT$49.47
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 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
EFM8BB31F32G-D-QFN32
Silicon Labs
1:
NT$116.87
457 In Stock
Mouser Part #
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
NT$116.87
10
NT$76.00
25
NT$69.91
100
NT$59.87
250
View
250
NT$56.28
500
NT$49.11
1,000
NT$41.59
2,450
NT$41.23
4,900
NT$39.79
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 50 MHz 16 kB 8-bit MCU
C8051F413-GMR
Silicon Labs
1:
NT$524.84
422 In Stock
NRND
Mouser Part #
634-C8051F413-GMR
NRND
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU
422 In Stock
Alternative Packaging
1
NT$524.84
10
NT$398.65
25
NT$382.16
100
NT$336.63
250
View
1,500
NT$272.82
250
NT$320.14
500
NT$299.71
1,000
NT$287.88
1,500
NT$272.82
3,000
Quote
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 32K Flash 50MHz 8051 1.71V to 5.5V
CY8C3245LTI-144
Infineon Technologies
1:
NT$359.93
195 In Stock
Mouser Part #
727-CY8C3245LTI-144
Infineon Technologies
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V
195 In Stock
Alternative Packaging
1
NT$359.93
10
NT$280.35
25
NT$260.63
100
NT$238.76
250
View
250
NT$228.01
520
NT$216.89
1,040
NT$208.29
2,600
Quote
Buy
Min.: 1
Mult.: 1
Details
8051
32 kB
4 kB
QFN-48
50 MHz
12 bit
31 I/O
1.71 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
CY8C3245
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:
NT$62.38
10,835 In Stock
Mouser Part #
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
NT$62.38
10
NT$38.00
25
NT$31.87
100
NT$23.12
200
View
200
NT$20.86
600
NT$19.65
5,000
NT$19.36
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 64K Flash 50MHz 8051 1.71V to 5.5V
CY8C3446LTI-073
Infineon Technologies
1:
NT$520.18
2,600 In Stock
Mouser Part #
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
NT$520.18
10
NT$424.11
25
NT$378.93
100
NT$364.59
250
View
250
NT$349.18
500
NT$335.91
1,000
NT$328.74
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 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
EFM8BB21F16G-C-QFN20R
Silicon Labs
1:
NT$69.55
59,467 In Stock
58,500 Expected 1/15/2027
Mouser Part #
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 1/15/2027
Alternative Packaging
1
NT$69.55
10
NT$57.72
25
NT$51.62
100
NT$42.66
1,500
NT$34.27
3,000
View
250
NT$40.15
500
NT$36.93
3,000
NT$33.02
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 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
EFM8BB50F16G-A-QFN16R
Silicon Labs
1:
NT$59.51
1,000 In Stock
Mouser Part #
634-M8BB50F16GAFN16R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
1,000 In Stock
Alternative Packaging
1
NT$59.51
10
NT$38.00
25
NT$33.77
100
NT$27.78
250
View
3,000
NT$16.81
250
NT$24.23
500
NT$22.94
1,000
NT$19.29
3,000
NT$16.81
Buy
Min.: 1
Mult.: 1
Reel :
3,000
Details
16 kB
512 B
QFN-16
50 MHz
12 bit
12 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
BB50
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
EFM8BB50F16G-A-QFN12
Silicon Labs
1:
NT$37.28
607 In Stock
Mouser Part #
634-M8BB50F16GAQFN12
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
607 In Stock
Alternative Packaging
1
NT$37.28
10
NT$31.80
25
NT$27.93
100
NT$24.84
200
View
200
NT$24.06
600
NT$21.12
1,000
NT$18.96
2,600
NT$16.28
5,000
NT$14.88
Buy
Min.: 1
Mult.: 1
Details
16 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 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
EFM8BB50F16G-A-QFN16
Silicon Labs
1:
NT$36.21
973 In Stock
Mouser Part #
634-M8BB50F16GAQFN16
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
973 In Stock
Alternative Packaging
1
NT$36.21
10
NT$30.97
25
NT$28.82
100
NT$28.25
200
View
200
NT$23.02
600
NT$22.33
1,000
NT$19.83
2,600
NT$18.07
5,000
NT$17.53
Buy
Min.: 1
Mult.: 1
Details
16 kB
512 B
QFN-16
50 MHz
12 bit
12 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
BB50
Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
EFM8BB50F16G-A-SOIC16
Silicon Labs
1:
NT$43.02
1,546 In Stock
Mouser Part #
634-M8BB50F16GASIC16
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
1,546 In Stock
Alternative Packaging
1
NT$43.02
10
NT$36.93
25
NT$34.20
100
NT$29.86
250
View
250
NT$27.28
500
NT$25.13
1,008
NT$22.01
2,016
NT$20.90
5,040
NT$20.33
Buy
Min.: 1
Mult.: 1
Details
16 kB
512 B
SOIC-16
50 MHz
12 bit
12 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
BB50
Tube
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
EFM8BB50F16I-A-SOIC16
Silicon Labs
1:
NT$44.45
959 In Stock
Mouser Part #
634-M8BB50F16IASIC16
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
959 In Stock
Alternative Packaging
1
NT$44.45
10
NT$38.00
25
NT$35.10
100
NT$31.30
250
View
250
NT$29.15
500
NT$26.46
1,008
NT$24.56
2,016
NT$22.48
5,040
NT$21.62
Buy
Min.: 1
Mult.: 1
Details
16 kB
512 B
SOIC-16
50 MHz
12 bit
12 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 125 C
BB50
Tube
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
EFM8BB50F4G-A-QFN12
Silicon Labs
1:
NT$27.96
706 In Stock
Mouser Part #
634-M8BB50F4GAQFN12
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
706 In Stock
Alternative Packaging
1
NT$27.96
10
NT$24.02
25
NT$22.37
200
NT$21.12
600
View
600
NT$18.53
1,000
NT$16.63
2,600
NT$14.66
5,000
NT$13.41
Buy
Min.: 1
Mult.: 1
Details
4 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 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
EFM8BB50F4I-A-SOIC16
Silicon Labs
1:
NT$36.21
663 In Stock
Mouser Part #
634-M8BB50F4IASOIC16
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
663 In Stock
Alternative Packaging
1
NT$36.21
10
NT$30.97
25
NT$28.82
100
NT$25.70
250
View
250
NT$23.88
500
NT$21.65
1,008
NT$19.86
2,016
NT$18.07
5,040
NT$17.53
Buy
Min.: 1
Mult.: 1
Details
4 kB
512 B
SOIC-16
50 MHz
12 bit
12 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 125 C
BB50
Tube
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
EFM8BB50F8G-A-SOIC16
Silicon Labs
1:
NT$39.79
995 In Stock
Mouser Part #
634-M8BB50F8GASOIC16
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
995 In Stock
Alternative Packaging
1
NT$39.79
10
NT$33.91
25
NT$29.76
100
NT$27.32
250
View
250
NT$25.42
500
NT$23.27
1,008
NT$20.97
2,016
NT$19.39
5,040
NT$18.79
Buy
Min.: 1
Mult.: 1
Details
8 kB
512 B
SOIC-16
50 MHz
12 bit
12 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
Tube
8-bit Microcontrollers - MCU 8051 50 MHz 8 kB 8-bit MCU
C8051F353-GM
Silicon Labs
1:
NT$422.31
766 In Stock
Mouser Part #
634-C8051F353-GM
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 8 kB 8-bit MCU
766 In Stock
Alternative Packaging
1
NT$422.31
10
NT$350.25
25
NT$303.29
100
NT$291.10
500
View
500
NT$273.18
1,000
NT$259.20
2,500
Quote
Buy
Min.: 1
Mult.: 1
Details
8051
8 kB
768 B
QFN-28
50 MHz
16 bit
17 I/O
2.7 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
C8051F353
Tube
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB LFO 8-bit MCU
+2 images
C8051F392-A-GM
Silicon Labs
1:
NT$141.61
2,037 In Stock
1,911 Expected 11/2/2026
Mouser Part #
634-C8051F392-A-GM
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB LFO 8-bit MCU
2,037 In Stock
1,911 Expected 11/2/2026
Alternative Packaging
1
NT$141.61
10
NT$118.31
25
NT$99.30
100
NT$94.64
250
View
250
NT$92.13
500
NT$88.55
1,000
NT$83.17
1,911
NT$79.95
Buy
Min.: 1
Mult.: 1
Details
8051
16 kB
1 kB
QFN-20
50 MHz
10 bit
17 I/O
1.8 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 105 C
C8051F392
Tube
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU
C8051F502-IM
Silicon Labs
1:
NT$426.97
548 In Stock
Mouser Part #
634-C8051F502-IM
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU
548 In Stock
Alternative Packaging
1
NT$426.97
10
NT$353.84
25
NT$306.52
100
NT$294.33
500
View
500
NT$276.40
1,000
NT$262.06
2,500
Quote
Buy
Min.: 1
Mult.: 1
Details
8051
64 kB
4.25 kB
QFN-32
50 MHz
12 bit
25 I/O
1.8 V
5.25 V
SMD/SMT
8 bit
- 40 C
+ 125 C
C8051F502
AEC-Q100
Tube
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU
C8051F507-IM
Silicon Labs
1:
NT$392.20
583 In Stock
Mouser Part #
634-C8051F507-IM
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU
583 In Stock
Alternative Packaging
1
NT$392.20
10
NT$324.80
100
NT$285.01
250
NT$272.10
500
View
500
NT$252.38
1,000
NT$224.78
2,500
Quote
Buy
Min.: 1
Mult.: 1
Details
8051
32 kB
4.25 kB
QFN-32
50 MHz
12 bit
25 I/O
1.8 V
5.25 V
SMD/SMT
8 bit
- 40 C
+ 125 C
C8051F507
AEC-Q100
Tube
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V CAN LIN 8-bit MCU
C8051F550-IM
Silicon Labs
1:
NT$319.07
514 In Stock
1,911 Expected 9/1/2026
Mouser Part #
634-C8051F550-IM
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V CAN LIN 8-bit MCU
514 In Stock
1,911 Expected 9/1/2026
Alternative Packaging
1
NT$319.07
10
NT$264.57
25
NT$224.78
100
NT$215.46
500
View
500
NT$203.27
1,000
NT$192.51
1,911
NT$187.14
5,733
Quote
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
C8051F550
AEC-Q100
Tube
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU
C8051F553-IM
Silicon Labs
1:
NT$352.41
Non-Stocked Lead-Time 12 Weeks
Mouser Part #
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
NT$352.41
10
NT$267.80
25
NT$248.08
100
NT$221.91
250
View
250
NT$211.87
500
NT$193.23
1,000
NT$178.17
1,911
NT$170.65
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
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V
CY8C3245LTI-139
Infineon Technologies
1:
NT$345.59
449 In Stock
Mouser Part #
727-CY8C3245LTI-139
Infineon Technologies
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V
449 In Stock
Alternative Packaging
1
NT$345.59
10
NT$268.88
25
NT$238.04
100
NT$228.36
250
View
250
NT$217.97
500
NT$211.87
1,000
NT$199.68
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