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:
$2.13
244 In Stock
Mouser Part No
634-M8BB10F4IAQFN20
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
$2.13
10
$1.36
25
$1.22
100
$0.999
250
View
250
$0.871
500
$0.826
1,000
$0.608
7,560
$0.59
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFN-20
CIP-51 8051
8 bit
25 MHz
4 kB
512 B
12 bit
16 I/O
2.2 V
3.6 V
+ 125 C
Tube
ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 40 MHz 128 kB MCU
+2 images
EFM32PG1B100F128GM32-C0
Silicon Labs
1:
$5.57
14 In Stock
Mouser Part No
634-PG1B100F128GM32C
Silicon Labs
ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 40 MHz 128 kB MCU
14 In Stock
Alternative Packaging
1
$5.57
10
$5.13
25
$4.92
100
$4.53
250
View
250
$4.41
500
$4.19
1,000
$3.92
2,450
$3.84
4,900
Quote
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFN-32
ARM Cortex M4
32 bit
40 MHz
128 kB
32 kB
12 bit
24 I/O
1.85 V
3.8 V
+ 85 C
Tray
ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 40 MHz 256 kB MCU
+1 image
EFM32PG1B200F256GM32-C0
Silicon Labs
1:
$4.53
2 In Stock
Mouser Part No
634-PG1B200F256GM32C
Silicon Labs
ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 40 MHz 256 kB MCU
2 In Stock
Alternative Packaging
1
$4.53
10
$3.76
25
$3.50
100
$3.16
250
View
250
$3.02
2,450
$3.01
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFN-32
ARM Cortex M4
32 bit
40 MHz
256 kB
32 kB
12 bit
20 I/O
1.85 V
3.8 V
+ 85 C
Tray
ARM Microcontrollers - MCU Wonder Gecko MCU IC 256KB
EFM32WG280F256-B-QFP100
Silicon Labs
1:
$14.45
37 In Stock
Mouser Part No
634-WG280F256BQFP100
Silicon Labs
ARM Microcontrollers - MCU Wonder Gecko MCU IC 256KB
37 In Stock
Alternative Packaging
1
$14.45
10
$11.21
25
$10.27
100
$8.56
250
View
250
$7.87
450
$7.61
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
LQFP-100
ARM Cortex M4
32 bit
48 MHz
256 kB
32 kB
12 bit
85 I/O
1.98 V
3.8 V
+ 85 C
Tray
ARM Microcontrollers - MCU Wonder Gecko MCU IC 256KB
EFM32WG880F256-B-QFP100
Silicon Labs
1:
$10.63
78 In Stock
Mouser Part No
634-WG880F256BQFP100
Silicon Labs
ARM Microcontrollers - MCU Wonder Gecko MCU IC 256KB
78 In Stock
Alternative Packaging
1
$10.63
10
$8.25
25
$7.65
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
LQFP-100
ARM Cortex M4
32 bit
48 MHz
256 kB
32 kB
12 bit
85 I/O
1.98 V
3.8 V
+ 85 C
Tray
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
+1 image
EFM8SB10F8G-A-QSOP24
Silicon Labs
1:
$1.63
152 In Stock
End of Life
Mouser Part No
634-8SB10F8GAQS24
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
152 In Stock
Alternative Packaging
1
$1.63
10
$1.38
25
$1.20
100
$1.13
250
View
250
$1.06
500
$1.02
1,176
$0.97
2,352
$0.949
5,880
$0.938
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QSOP-24
CIP-51 8051
8 bit
25 MHz
8 kB
512 B
12 bit
17 I/O
1.8 V
3.6 V
+ 85 C
Tube
8-bit Microcontrollers - MCU 25 MIPS, 8 kB, 256, SPI, UART, TSSOP20
+5 images
C8051F531A-IT
Silicon Labs
1:
$5.53
52 In Stock
End of Life
Mouser Part No
634-C8051F531A-IT
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 25 MIPS, 8 kB, 256, SPI, UART, TSSOP20
52 In Stock
Alternative Packaging
1
$5.53
10
$4.59
25
$3.94
74
$3.75
296
View
296
$3.59
518
$3.48
1,036
$3.37
2,516
$3.25
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
TSSOP-20
8051
8 bit
25 MHz
8 kB
256 B
12 bit
16 I/O
1.8 V
5.25 V
+ 125 C
Tube
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V CAN 8-bit MCU
C8051F569-IM
Silicon Labs
1:
$12.75
83 In Stock
End of Life
Mouser Part No
634-C8051F569-IM
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V CAN 8-bit MCU
83 In Stock
Alternative Packaging
1
$12.75
10
$10.36
25
$9.88
100
$8.58
250
View
250
$8.19
500
$7.47
1,050
$6.54
2,100
Quote
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFN-40
8051
8 bit
50 MHz
32 kB
2.25 kB
12 bit
33 I/O
1.8 V
5.25 V
+ 125 C
AEC-Q100
Tube
ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB
EFM32LG360F256G-F-CSP81
Silicon Labs
1:
$14.14
47 In Stock
End of Life
Mouser Part No
634-LG360F256GFCSP81
End of Life
Silicon Labs
ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB
47 In Stock
Alternative Packaging
1
$14.14
10
$10.74
25
$10.30
100
$7.98
200
$6.88
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
CSP-81
ARM Cortex M3
32 bit
48 MHz
256 kB
32 kB
12 bit
65 I/O
1.98 V
3.8 V
+ 85 C
Tray
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 8-bit MCU
C8051F301-GM
Silicon Labs
1:
$6.17
12 In Stock
Mouser Part No
634-C8051F301-GM
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 8-bit MCU
12 In Stock
Alternative Packaging
1
$6.17
10
$5.13
25
$4.76
100
$4.25
250
View
250
$3.98
500
$3.88
1,000
$3.78
2,562
$3.65
5,124
Quote
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFN-11
8051
8 bit
25 MHz
8 kB
256 B
No ADC
8 I/O
2.7 V
3.6 V
+ 85 C
Tube
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU
C8051F338-GM
Silicon Labs
1:
$9.83
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
$9.83
10
$8.15
25
$6.95
100
$6.67
250
View
250
$6.52
500
$6.31
1,000
$6.15
1,911
$6.14
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFN-24
8051
8 bit
25 MHz
16 kB
768 B
10 bit
21 I/O
2.7 V
3.6 V
+ 85 C
Tube
8-bit Microcontrollers - MCU 64KB,16ADC,CAN,64Pin MCU
C8051F061-GQ
Silicon Labs
1:
$33.68
1,198 On Order
NRND
Mouser Part No
634-C8051F061-GQ
NRND
Silicon Labs
8-bit Microcontrollers - MCU 64KB,16ADC,CAN,64Pin MCU
1,198 On Order
View Dates
Alternative Packaging
On Order:
398 Expected 04/03/2026
800 Expected 12/06/2026
Factory Lead Time:
12 Weeks
1
$33.68
10
$28.28
25
$26.63
100
$24.19
250
View
250
$23.54
800
Quote
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
TQFP-64
8051
8 bit
25 MHz
64 kB
4.25 kB
10 bit, 2 x 16 bit
24 I/O
2.7 V
3.6 V
+ 85 C
Tray
ARM Microcontrollers - MCU 512k Flash, 128k RAM, AES
EFM32GG280F512G-E-QFP100
Silicon Labs
1:
$16.11
900 Expected 24/04/2026
Mouser Part No
634-32GG280F512-E
Silicon Labs
ARM Microcontrollers - MCU 512k Flash, 128k RAM, AES
900 Expected 24/04/2026
Alternative Packaging
1
$16.11
10
$12.64
25
$12.12
100
$10.68
250
View
250
$10.15
450
$9.50
900
$8.83
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
LQFP-100
ARM Cortex M3
32 bit
48 MHz
512 kB
128 kB
12 bit
85 I/O
1.98 V
3.8 V
+ 85 C
Tray
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU
+1 image
C8051F507-IQ
Silicon Labs
1:
$9.77
1,250 Expected 04/03/2026
Mouser Part No
634-C8051F507-IQ
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU
1,250 Expected 04/03/2026
Alternative Packaging
1
$9.77
10
$8.10
25
$7.55
100
$6.87
250
View
250
$6.52
500
$6.30
1,000
$6.12
2,500
Quote
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFP-32
8051
8 bit
50 MHz
32 kB
4.25 kB
12 bit
25 I/O
1.8 V
5.25 V
+ 125 C
AEC-Q100
Tray
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:
$1.12
2,420 Expected 15/05/2026
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
2,420 Expected 15/05/2026
Alternative Packaging
1
$1.12
10
$0.955
25
$0.888
100
$0.781
250
View
250
$0.718
500
$0.692
1,000
$0.585
4,000
$0.584
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFN-20
CIP-51 8051
8 bit
25 MHz
8 kB
512 B
12 bit
16 I/O
2.2 V
3.6 V
+ 125 C
Tube
8-bit Microcontrollers - MCU
EFM8LB11F32ES0-C-QFN24R
Silicon Labs
1:
$3.84
1,499 Expected 04/03/2026
Mouser Part No
634-LB11F32ES0CFN24R
Silicon Labs
8-bit Microcontrollers - MCU
1,499 Expected 04/03/2026
Alternative Packaging
1
$3.84
10
$2.60
25
$2.41
100
$2.09
1,500
$1.33
3,000
View
250
$1.96
500
$1.72
1,000
$1.41
3,000
$1.31
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFN-24
CIP-51 8051
8 bit
72 MHz
32 kB
2.25 kB
10 bit/12 bit/14 bit
20 I/O
2.2 V
3.6 V
+ 105 C
Reel, 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-QFN16R
Silicon Labs
1:
$1.59
3,700 Expected 10/03/2026
Mouser Part No
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
3,700 Expected 10/03/2026
Alternative Packaging
1
$1.59
10
$0.996
25
$0.859
100
$0.674
250
View
3,000
$0.414
250
$0.597
500
$0.536
1,000
$0.415
3,000
$0.414
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFN-16
8 bit
50 MHz
16 kB
512 B
12 bit
12 I/O
1.8 V
5.5 V
+ 85 C
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8kB/768B RAM, 10b ADC, 10b DAC, QFN20 OTP available (T630-GM)
+2 images
C8051F330-GMR
Silicon Labs
1:
$8.88
1,500 Expected 04/03/2026
NRND
Mouser Part No
634-C8051F330-GMR
NRND
Silicon Labs
8-bit Microcontrollers - MCU 8kB/768B RAM, 10b ADC, 10b DAC, QFN20 OTP available (T630-GM)
1,500 Expected 04/03/2026
Alternative Packaging
1
$8.88
10
$7.37
25
$6.86
100
$6.23
250
View
1,500
$5.44
250
$5.91
500
$5.71
1,000
$5.45
1,500
$5.44
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFN-20
8051
8 bit
25 MHz
8 kB
768 B
10 bit
17 I/O
2.7 V
3.6 V
+ 85 C
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 2 kB RAM 8-bit Universal Bee MCU
+2 images
EFM8UB10F8G-C-QFN20
Silicon Labs
1:
$1.21
3,767 On Order
Mouser Part No
634-8UB10F8GCQFN20
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 2 kB RAM 8-bit Universal Bee MCU
3,767 On Order
View Dates
Alternative Packaging
On Order:
1,247 Expected 03/03/2026
2,520 Expected 06/05/2026
Factory Lead Time:
16 Weeks
1
$1.21
10
$1.03
25
$0.951
100
$0.837
250
View
250
$0.771
500
$0.745
1,000
$0.725
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFN-20
CIP-51 8051
8 bit
50 MHz
8 kB
2.25 kB
12 bit
13 I/O
2.2 V
3.6 V
+ 85 C
Tube
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU
+2 images
C8051F336-GMR
Silicon Labs
1:
$9.69
1,458 Expected 24/07/2026
Mouser Part No
634-C8051F336-GMR
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU
1,458 Expected 24/07/2026
Alternative Packaging
1
$9.69
10
$8.04
25
$7.49
100
$6.81
250
View
1,500
$5.97
250
$6.46
500
$6.25
1,000
$5.98
1,500
$5.97
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFN-20
8051
8 bit
25 MHz
16 kB
768 B
10 bit
17 I/O
2.7 V
3.6 V
+ 85 C
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU
+1 image
C8051F502-IQ
Silicon Labs
1:
$10.87
1,250 Expected 27/03/2026
End of Life
Mouser Part No
634-C8051F502-IQ
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU
1,250 Expected 27/03/2026
Alternative Packaging
1
$10.87
10
$9.01
25
$8.40
100
$7.66
250
View
250
$7.28
500
$7.04
1,000
$6.84
2,500
Quote
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFP-32
8051
8 bit
50 MHz
64 kB
4.25 kB
12 bit
25 I/O
1.8 V
5.25 V
+ 125 C
AEC-Q100
Tray
ARM Microcontrollers - MCU ARM Cortex -M0+ Zero Gecko Microcontroller IC 32-Bit 24MHz 32KB Flash QFN24
+1 image
EFM32ZG108F32-B-QFN24R
Silicon Labs
1:
$4.37
52 Expected 15/05/2026
Mouser Part No
634-EFM32ZG10832B24R
Silicon Labs
ARM Microcontrollers - MCU ARM Cortex -M0+ Zero Gecko Microcontroller IC 32-Bit 24MHz 32KB Flash QFN24
52 Expected 15/05/2026
Alternative Packaging
1
$4.37
10
$2.90
25
$2.66
100
$2.29
1,000
$1.63
2,000
View
250
$2.17
500
$1.95
2,000
$1.61
5,000
$1.59
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFN-24
ARM Cortex M0+
32 bit
24 MHz
32 kB
4 kB
12 bit
17 I/O
1.98 V
3.8 V
+ 85 C
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-QFN16
Silicon Labs
1:
$0.74
1,000 Expected 10/04/2026
Mouser Part No
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
1,000 Expected 10/04/2026
Alternative Packaging
1
$0.74
10
$0.638
25
$0.594
100
$0.502
200
View
200
$0.474
600
$0.46
1,000
$0.418
4,000
$0.403
8,000
$0.402
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFN-16
8 bit
50 MHz
16 kB
512 B
12 bit
12 I/O
1.8 V
5.5 V
+ 85 C
Cut Tape
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 5 V LIN 8-bit MCU
+5 images
C8051F530-C-IT
Silicon Labs
1:
$6.41
674 Expected 04/03/2026
End of Life
Mouser Part No
634-C8051F530-C-IT
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 5 V LIN 8-bit MCU
674 Expected 04/03/2026
Alternative Packaging
1
$6.41
10
$5.32
25
$4.57
100
$4.36
250
View
250
$4.19
1,000
$3.94
2,500
$3.79
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
TSSOP-20
8051
8 bit
25 MHz
8 kB
256 B
12 bit
16 I/O
2 V
5.25 V
+ 125 C
AEC-Q100
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:
$3.19
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
$3.19
10
$2.08
25
$1.91
100
$1.64
250
View
250
$1.54
500
$1.35
1,000
$1.12
2,500
$1.08
4,599
$1.06
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFN-28
CIP-51 8051
8 bit
50 MHz
16 kB
2.3 kB
12 bit
22 I/O
2.2 V
3.6 V
+ 125 C
Tube