8-bit Microcontrollers - MCU 8051 25 MHz 64 kB 8-bit MCU
+1 image
C8051F021-GQ
Silicon Labs
1:
$41.65
58 In Stock
End of Life
Mouser Part No 634-C8051F021-GQ
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 64 kB 8-bit MCU
58 In Stock
Alternative Packaging
1
$41.65
10
$34.25
25
$32.27
100
$31.22
250
View
250
$30.18
500
Quote
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
TQFP-64
8051
64 kB
8 bit
8 bit, 12 bit
25 MHz
32 I/O
4.35 kB
2.7 V
3.6 V
- 40 C
+ 85 C
Tray
8-bit Microcontrollers - MCU 8051 25 MHz 64 kB 8-bit MCU
+1 image
C8051F021-GQR
Silicon Labs
1:
$42.01
379 In Stock
End of Life
Mouser Part No 634-C8051F021-GQR
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 64 kB 8-bit MCU
379 In Stock
Alternative Packaging
1
$42.01
10
$34.30
25
$31.94
100
$31.22
250
$28.35
500
$28.34
Buy
Min.: 1 Mult.: 1
Reel :500
Details
SMD/SMT
TQFP-64
8051
64 kB
8 bit
8 bit, 12 bit
25 MHz
32 I/O
4.35 kB
2.7 V
3.6 V
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 64KB,16ADC,100Pin MCU
C8051F064-GQR
Silicon Labs
1:
$31.25
115 In Stock
End of Life
Mouser Part No 634-C8051F064-GQR
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 64KB,16ADC,100Pin MCU
115 In Stock
Alternative Packaging
1
$31.25
10
$24.98
25
$23.41
100
$21.78
250
$21.77
500
View
500
$21.57
5,000
Quote
Buy
Min.: 1 Mult.: 1
Reel :250
Details
SMD/SMT
TQFP-100
8051
64 kB
8 bit
16 bit
25 MHz
59 I/O
4.25 kB
2.7 V
3.6 V
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU
C8051F500-IM
Silicon Labs
1:
$13.14
181 In Stock
End of Life
Mouser Part No 634-C8051F500-IM
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU
181 In Stock
Alternative Packaging
1
$13.14
10
$11.45
25
$9.58
100
$8.80
250
View
250
$8.75
500
$8.46
903
$8.35
2,709
Quote
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-48
8051
64 kB
8 bit
12 bit
50 MHz
40 I/O
4.25 kB
1.8 V
5.25 V
- 40 C
+ 125 C
AEC-Q100
Tube
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 5 V LIN 8-bit MCU
+2 images
C8051F530-C-IM
Silicon Labs
1:
$5.78
793 In Stock
End of Life
Mouser Part No 634-C8051F530-C-IM
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 5 V LIN 8-bit MCU
793 In Stock
Alternative Packaging
1
$5.78
10
$4.40
25
$4.06
100
$3.68
250
View
250
$3.50
500
$3.45
1,911
$3.40
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-20
8051
8 kB
8 bit
12 bit
25 MHz
16 I/O
256 B
2 V
5.25 V
- 40 C
+ 125 C
AEC-Q100
Tube
8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V CAN LIN 8-bit MCU
+1 image
C8051F580-IQ
Silicon Labs
1:
$17.87
381 In Stock
2,500 Expected 29/01/2027
End of Life
Mouser Part No 634-C8051F580-IQ
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V CAN LIN 8-bit MCU
381 In Stock
2,500 Expected 29/01/2027
Alternative Packaging
1
$17.87
10
$14.83
25
$13.24
100
$12.71
250
View
250
$12.12
500
$11.76
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
PQFP-48
8051
128 kB
8 bit
12 bit
50 MHz
40 I/O
8.25 kB
1.8 V
5.25 V
- 40 C
+ 125 C
AEC-Q100
Tray
8-bit Microcontrollers - MCU 32kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32
+3 images
C8051F920-G-GM
Silicon Labs
1:
$4.86
63 In Stock
End of Life
Mouser Part No 634-C8051F920-G-GM
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 32kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32
63 In Stock
Alternative Packaging
1
$4.86
10
$3.83
25
$3.41
100
$3.15
250
View
250
$2.92
500
$2.87
1,000
$2.78
2,500
$2.74
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-32
8051
32 kB
8 bit
10 bit
25 MHz
24 I/O
4.25 kB
900 mV
3.6 V
- 40 C
+ 85 C
Tube
8-bit Microcontrollers - MCU 32kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32
+3 images
C8051F920-G-GMR
Silicon Labs
1:
$4.69
1,318 In Stock
End of Life
Mouser Part No 634-C8051F920-G-GMR
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 32kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32
1,318 In Stock
Alternative Packaging
1
$4.69
10
$3.90
25
$3.62
100
$3.26
1,500
$2.74
3,000
View
250
$3.07
500
$2.98
1,000
$2.78
3,000
$2.69
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
SMD/SMT
QFN-32
8051
32 kB
8 bit
10 bit
25 MHz
24 I/O
4.25 kB
900 mV
3.6 V
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 32kB/4kB RAM, 10bADC, DC-DC, 0.9V, QFN24
+1 image
C8051F921-G-GMR
Silicon Labs
1:
$4.31
996 In Stock
End of Life
Mouser Part No 634-C8051F921-G-GMR
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 32kB/4kB RAM, 10bADC, DC-DC, 0.9V, QFN24
996 In Stock
Alternative Packaging
1
$4.31
10
$3.38
25
$3.07
100
$2.80
250
View
1,500
$2.41
250
$2.58
500
$2.56
1,000
$2.48
1,500
$2.41
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
SMD/SMT
QFN-24
8051
32 kB
8 bit
10 bit
25 MHz
16 I/O
4.25 kB
900 mV
3.6 V
- 40 C
+ 85 C
Reel, Cut Tape
8-bit Microcontrollers - MCU 64kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32
C8051F930-G-GM
Silicon Labs
1:
$5.60
729 In Stock
End of Life
Mouser Part No 634-C8051F930-G-GM
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 64kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32
729 In Stock
Alternative Packaging
1
$5.60
10
$4.44
25
$3.96
100
$3.67
250
View
250
$3.58
500
$3.40
1,000
$3.37
2,500
$3.30
4,599
Quote
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-32
8051
64 kB
8 bit
10 bit
25 MHz
24 I/O
4.25 kB
1.8 V
3.6 V
- 40 C
+ 85 C
Tube
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
EFM8BB31F16G-D-QFP32
Silicon Labs
1:
$2.10
1,070 In Stock
End of Life
Mouser Part No 634-EF8BB31F16GDQP32
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
1,070 In Stock
Alternative Packaging
1
$2.10
10
$1.67
25
$1.53
100
$1.37
250
View
250
$1.28
500
$1.23
1,000
$1.18
2,500
$1.16
5,000
$1.13
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFP-32
CIP-51 8051
16 kB
8 bit
10 bit, 12 bit
50 MHz
28 I/O
2.3 kB
2.2 V
3.6 V
- 40 C
+ 85 C
Tray
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
EFM8BB31F64I-D-5QFN32
Silicon Labs
1:
$4.50
1,358 In Stock
End of Life
Mouser Part No 634-EF8BB31F64ID5F32
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
1,358 In Stock
Alternative Packaging
1
$4.50
10
$2.98
25
$2.72
100
$2.31
250
View
250
$2.19
500
$1.97
1,000
$1.83
2,500
$1.70
4,599
$1.69
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-32
CIP-51 8051
64 kB
8 bit
10 bit, 12 bit
50 MHz
29 I/O
4.35 kB
2.2 V
3.6 V
- 40 C
+ 125 C
Tube
ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 128 kB MCU
+2 images
EFM32JG1B200F128GM48-C0
Silicon Labs
1:
$4.59
1,102 In Stock
End of Life
Mouser Part No 634-JG1B200F128GM48C
End of Life
Silicon Labs
ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 128 kB MCU
1,102 In Stock
Alternative Packaging
1
$4.59
10
$3.63
25
$3.35
100
$2.81
250
View
250
$2.75
2,600
$2.74
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-48
ARM Cortex M3
128 kB
32 bit
12 bit
40 MHz
32 I/O
32 kB
1.85 V
3.8 V
- 40 C
+ 85 C
Tray
8-bit Microcontrollers - MCU 8051 25 MHz 4 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
+2 images
EFM8BB10F4I-A-QFN20
Silicon Labs
1:
$1.29
244 In Stock
End of Life
Mouser Part No 634-M8BB10F4IAQFN20
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 4 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
244 In Stock
Alternative Packaging
1
$1.29
10
$0.935
25
$0.846
100
$0.747
250
View
250
$0.70
500
$0.672
1,000
$0.642
2,520
$0.64
5,040
$0.632
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-20
CIP-51 8051
4 kB
8 bit
12 bit
25 MHz
16 I/O
512 B
2.2 V
3.6 V
- 40 C
+ 125 C
Tube
ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 40 MHz 128 kB MCU
360°
+6 images
EFM32PG1B200F128GM48-C0
Silicon Labs
1:
$5.04
688 In Stock
End of Life
Mouser Part No 634-PG1B200F128GM48C
End of Life
Silicon Labs
ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 40 MHz 128 kB MCU
688 In Stock
Alternative Packaging
1
$5.04
10
$4.01
25
$3.76
100
$3.48
250
View
250
$3.43
2,600
$3.42
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-48
ARM Cortex M4
128 kB
32 bit
12 bit
40 MHz
32 I/O
32 kB
1.85 V
3.8 V
- 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-QFN20
Silicon Labs
1:
$1.61
110 In Stock
2,520 Expected 08/01/2027
Mouser Part No 634-8BB21F16GCQFN20
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
110 In Stock
2,520 Expected 08/01/2027
Alternative Packaging
1
$1.61
10
$1.37
25
$1.20
100
$1.12
250
$0.992
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-20
CIP-51 8051
16 kB
8 bit
12 bit
50 MHz
16 I/O
2.3 kB
2.2 V
3.6 V
- 40 C
+ 85 C
Tube
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:
$1.65
34 In Stock
58,500 Expected 08/01/2027
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
34 In Stock
58,500 Expected 08/01/2027
Alternative Packaging
1
$1.65
10
$1.40
25
$1.23
100
$1.14
500
$1.01
1,500
$0.937
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
SMD/SMT
QFN-20
CIP-51 8051
16 kB
8 bit
12 bit
50 MHz
16 I/O
2.3 kB
2.2 V
3.6 V
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
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:
$2.10
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
$2.10
10
$1.77
25
$1.51
100
$1.43
250
View
250
$1.40
500
$1.24
2,500
$0.99
4,599
$0.968
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-28
CIP-51 8051
16 kB
8 bit
12 bit
50 MHz
22 I/O
2.3 kB
2.2 V
3.6 V
- 40 C
+ 85 C
Tube
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU
EFM8UB10F16G-C-QFN20
Silicon Labs
1:
$2.58
181 In Stock
Mouser Part No 634-8UB10F16GCQFN20
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU
181 In Stock
Alternative Packaging
1
$2.58
10
$2.17
25
$1.90
100
$1.78
250
$1.59
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-20
CIP-51 8051
16 kB
8 bit
12 bit
50 MHz
13 I/O
2.25 kB
2.2 V
3.6 V
- 40 C
+ 85 C
Tube
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
EFM8BB21F16I-C-QFN20R
Silicon Labs
1:
$1.85
166 In Stock
Mouser Part No 634-BB21F16ICQFN20R
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
166 In Stock
Alternative Packaging
1
$1.85
10
$1.57
25
$1.38
100
$1.30
250
View
1,500
$0.903
250
$1.04
500
$0.995
1,000
$0.903
1,500
$0.903
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
SMD/SMT
QFN-20
CIP-51 8051
16 kB
8 bit
12 bit
50 MHz
16 I/O
2.25 kB
2.2 V
3.6 V
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU
C8051F338-GM
Silicon Labs
1:
$11.29
57 In Stock
Mouser Part No 634-C8051F338-GM
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU
57 In Stock
Alternative Packaging
1
$11.29
10
$8.90
25
$8.19
100
$7.52
250
View
250
$7.20
500
$7.00
1,000
$6.83
1,911
Quote
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-24
8051
16 kB
8 bit
10 bit
25 MHz
21 I/O
768 B
2.7 V
3.6 V
- 40 C
+ 85 C
Tube
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
EFM8BB31F16G-D-QFN32
Silicon Labs
1:
$1.76
1,444 In Stock
Mouser Part No 634-EF8BB31F16GDQN32
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
1,444 In Stock
Alternative Packaging
1
$1.76
10
$1.49
25
$1.31
100
$1.24
250
View
250
$1.10
500
$1.05
1,000
$1.01
2,450
$0.968
4,900
$0.957
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-32
CIP-51 8051
16 kB
8 bit
10 bit, 12 bit
50 MHz
29 I/O
2.3 kB
2.2 V
3.6 V
- 40 C
+ 85 C
Tray
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
EFM8BB31F64G-D-QFN32
Silicon Labs
1:
$2.67
88 In Stock
9,800 On Order
Mouser Part No 634-EF8BB31F64GDQN32
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
88 In Stock
9,800 On Order
View Dates
Alternative Packaging
Stock:
88 Can Dispatch Immediately
On Order:
4,900 Expected 16/10/2026
4,900 Expected 30/10/2026
Factory Lead Time:
16 Weeks
1
$2.67
10
$1.98
25
$1.81
100
$1.62
250
View
250
$1.53
500
$1.48
1,000
$1.42
2,450
$1.39
4,900
$1.35
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-32
CIP-51 8051
64 kB
8 bit
10 bit, 12 bit
50 MHz
29 I/O
4.35 kB
2.2 V
3.6 V
- 40 C
+ 85 C
Tray
ARM Microcontrollers - MCU ARM Cortex-M0+ 48 MHz 128 kB flash 32 kB RAM MCU
EFM32TG11B120F128GQ48-B
Silicon Labs
1:
$5.32
35 In Stock
1,250 On Order
Mouser Part No 634-EFM32TG128GQ48-B
Silicon Labs
ARM Microcontrollers - MCU ARM Cortex-M0+ 48 MHz 128 kB flash 32 kB RAM MCU
35 In Stock
1,250 On Order
Alternative Packaging
1
$5.32
10
$4.20
25
$3.78
100
$3.50
250
View
250
$3.31
500
$3.23
1,000
$3.13
2,500
$2.98
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFP-48
ARM Cortex M0+
128 kB
32 bit
12 bit
48 MHz
37 I/O
32 kB
1.8 V
3.8 V
- 40 C
+ 85 C
Tray
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB51F16G-C-TSSOP20
Silicon Labs
1:
$1.14
1,452 In Stock
Mouser Part No 634-EFM8516GCTSSOP20
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
1,452 In Stock
Alternative Packaging
1
$1.14
10
$0.97
25
$0.854
100
$0.758
200
View
200
$0.717
2,600
$0.50
5,000
$0.484
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
TSSOP-20
16 kB
16 I/O
1.28 kB
1.8 V
5.5 V
- 40 C
+ 85 C
Cut Tape
Israel
