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:
¥400.3
375 In Stock
Mouser Part #
634-EF8BB31F32ID4F24
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
375 In Stock
Alternative Packaging
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SMD/SMT
QFN-24
CIP-51 8051
32 kB
8 bit
10 bit, 12 bit
50 MHz
20 I/O
2.3 kB
2.2 V
3.6 V
- 40 C
+ 125 C
Tube
ARM Microcontrollers - MCU ARM Cortex -M0+ Zero Gecko Microcontroller IC 32-Bit 24MHz 32KB Flash QFN24
+1 image
EFM32ZG108F32-B-QFN24R
Silicon Labs
1:
¥553.1
52 In Stock
Mouser Part #
634-EFM32ZG10832B24R
Silicon Labs
ARM Microcontrollers - MCU ARM Cortex -M0+ Zero Gecko Microcontroller IC 32-Bit 24MHz 32KB Flash QFN24
52 In Stock
Alternative Packaging
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Min.: 1
Mult.: 1
Reel :
2,500
Details
SMD/SMT
QFN-24
ARM Cortex M0+
32 kB
32 bit
12 bit
24 MHz
17 I/O
4 kB
1.98 V
3.8 V
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU ARM Cortex -M0+ Zero Gecko Microcontroller IC 32-Bit 24MHz 32KB Flash QFN32
+1 image
EFM32ZG210F32-B-QFN32
Silicon Labs
1:
¥745.8
101 In Stock
Mouser Part #
634-EFM32ZG210F32B32
Silicon Labs
ARM Microcontrollers - MCU ARM Cortex -M0+ Zero Gecko Microcontroller IC 32-Bit 24MHz 32KB Flash QFN32
101 In Stock
Alternative Packaging
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Min.: 1
Mult.: 1
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SMD/SMT
QFN-32
ARM Cortex M0+
32 kB
32 bit
12 bit
24 MHz
24 I/O
4 kB
1.98 V
3.8 V
- 40 C
+ 85 C
Tray
ARM Microcontrollers - MCU ARM Cortex-M0+ 32-bit 25 MHz 64 kB MCU
+1 image
EFM32HG210F64G-C-QFN32
Silicon Labs
1:
¥863.7
17 In Stock
Mouser Part #
634-HG210F64GCQFN32
Silicon Labs
ARM Microcontrollers - MCU ARM Cortex-M0+ 32-bit 25 MHz 64 kB MCU
17 In Stock
Alternative Packaging
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Mult.: 1
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SMD/SMT
QFN-32
ARM Cortex M0+
64 kB
32 bit
12 bit
25 MHz
24 I/O
8 kB
1.98 V
3.8 V
- 40 C
+ 85 C
Tray
8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
EFM8LB10F16E-C-QFN24
Silicon Labs
1:
¥373.7
90 In Stock
Mouser Part #
634-LB10F16ECQFN24
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
90 In Stock
Alternative Packaging
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SMD/SMT
QFN-24
CIP-51 8051
16 kB
8 bit
10 bit/12 bit/14 bit
72 MHz
20 I/O
1.25 kB
2.2 V
3.6 V
- 40 C
+ 105 C
Tube
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:
¥463.4
12 In Stock
Mouser Part #
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
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Min.: 1
Mult.: 1
Reel :
2,500
Details
SMD/SMT
QFN-24
CIP-51 8051
32 kB
8 bit
10 bit/12 bit/14 bit
72 MHz
20 I/O
2.25 kB
2.2 V
3.6 V
- 40 C
+ 105 C
Reel, Cut Tape
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:
¥503.3
255 In Stock
Mouser Part #
634-LB12F32ECQFN24
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU
255 In Stock
Alternative Packaging
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Min.: 1
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Details
SMD/SMT
QFN-24
CIP-51 8051
32 kB
8 bit
10 bit/12 bit/14 bit
72 MHz
20 I/O
2.25 kB
2.2 V
3.6 V
- 40 C
+ 105 C
Tube
8-bit Microcontrollers - MCU
EFM8LB12F64ES1-C-QFN32
Silicon Labs
1:
¥616.2
279 In Stock
Mouser Part #
634-LB12F64ES1CQFN32
Silicon Labs
8-bit Microcontrollers - MCU
279 In Stock
Alternative Packaging
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Mult.: 1
Details
SMD/SMT
QFN-32
CIP-51 8051
64 kB
8 bit
10 bit/12 bit/14 bit
72 MHz
29 I/O
4.25 kB
2.2 V
3.6 V
- 40 C
+ 105 C
Tray
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU
C8051F383-GM
Silicon Labs
1:
¥1,001.6
3 In Stock
NRND
Mouser Part #
634-C8051F383-GM
NRND
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU
3 In Stock
Alternative Packaging
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Details
SMD/SMT
QFN-32
8051
32 kB
8 bit
10 bit
48 MHz
25 I/O
2.25 kB
2.7 V
5.25 V
- 40 C
+ 85 C
Tube
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU
C8051F387-GM
Silicon Labs
1:
¥955.1
158 In Stock
NRND
Mouser Part #
634-C8051F387-GM
NRND
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU
158 In Stock
Alternative Packaging
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Mult.: 1
Details
SMD/SMT
QFN-32
8051
32 kB
8 bit
48 MHz
25 I/O
2.3 kB
2.7 V
5.25 V
- 40 C
+ 85 C
Tube
8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
+1 image
EFM8LB11F16E-C-QFP32
Silicon Labs
1:
¥498.3
36 In Stock
NRND
Mouser Part #
634-LB11F16ECQFP32
NRND
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
36 In Stock
Alternative Packaging
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Min.: 1
Mult.: 1
Details
SMD/SMT
QFP-32
CIP-51 8051
16 kB
8 bit
10 bit/12 bit/14 bit
72 MHz
28 I/O
1.25 kB
2.2 V
3.6 V
- 40 C
+ 105 C
Tray
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
+2 images
EFM8SB10F8G-A-QFN20
Silicon Labs
1:
¥272.4
17,031 On Order
Mouser Part #
634-8SB10F8GAQF20
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
17,031 On Order
View Dates
Alternative Packaging
On Order:
2,331 Expected 11/10/2026
14,700 Expected 12/18/2026
Factory Lead-Time:
12 Weeks
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFN-20
CIP-51 8051
8 kB
8 bit
12 bit
25 MHz
16 I/O
512 B
1.8 V
3.6 V
- 40 C
+ 85 C
Tube
8-bit Microcontrollers - MCU Next gen available (F380-GQ) 48 MIPS, 64KB,10ADC,USB,48Pin
C8051F340-GQR
Silicon Labs
1:
¥4,298.7
998 Expected 1/15/2027
Mouser Part #
634-C8051F340-GQR
Silicon Labs
8-bit Microcontrollers - MCU Next gen available (F380-GQ) 48 MIPS, 64KB,10ADC,USB,48Pin
998 Expected 1/15/2027
Alternative Packaging
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Min.: 1
Mult.: 1
Reel :
500
Details
SMD/SMT
TQFP-48
8051
64 kB
8 bit
10 bit
48 MHz
40 I/O
4.25 kB
2.7 V
5.25 V
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 128 kB AES MCU
EFM32PG22C200F128IM40-C
Silicon Labs
1:
¥355.5
12,250 Expected 12/25/2026
Mouser Part #
634-EFM32PG22C12840C
Silicon Labs
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 128 kB AES MCU
12,250 Expected 12/25/2026
Alternative Packaging
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Min.: 1
Mult.: 1
Details
SMD/SMT
QFN-40
ARM Cortex M33
128 kB
32 bit
12 bit, 16 bit
76.8 MHz
26 I/O
32 kB
1.71 V
3.8 V
- 40 C
+ 125 C
Tray
ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 40 MHz 1024 kB MCU
EFM32PG12B500F1024GL125-CR
Silicon Labs
1:
¥2,111.1
2,500 Expected 11/17/2026
Mouser Part #
634-PG12B500FGL125CR
Silicon Labs
ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 40 MHz 1024 kB MCU
2,500 Expected 11/17/2026
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
SMD/SMT
BGA-125
ARM Cortex M4
1.02 MB
32 bit
12 bit
40 MHz
65 I/O
256 kB
1.8 V
3.8 V
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 512 kB AES MCU
EFM32PG23B310F512IM48-C
Silicon Labs
1:
¥715.9
6,343 Expected 11/10/2026
Mouser Part #
634-PG23310F512IM48C
Silicon Labs
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 512 kB AES MCU
6,343 Expected 11/10/2026
Alternative Packaging
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Min.: 1
Mult.: 1
Details
SMD/SMT
QFN-48
ARM Cortex M33
512 kB
32 bit
12 bit/16 bit/20 bit
80 MHz
32 I/O
64 kB
1.71 V
3.8 V
- 40 C
+ 125 C
Tray
ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 72 MHz 2048 kB USB LCD MCU
EFM32GG11B820F2048GQ100-B
Silicon Labs
1:
¥3,165.9
1,321 On Order
NRND
Mouser Part #
634-B820F2048GQ100-B
NRND
Silicon Labs
ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 72 MHz 2048 kB USB LCD MCU
1,321 On Order
View Dates
Alternative Packaging
On Order:
871 Expected 11/18/2026
450 Expected 11/27/2026
Factory Lead-Time:
12 Weeks
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFP-100
ARM Cortex M4
2.05 MB
32 bit
12 bit
72 MHz
80 I/O
512 kB
1.8 V
3.8 V
- 40 C
+ 85 C
Tray
ARM Microcontrollers - MCU Wonder Gecko MCU IC 256KB
EFM32WG380F256-B-QFP100
Silicon Labs
1:
¥2,559.6
1,800 Expected 11/24/2026
NRND
Mouser Part #
634-WG380F256BQFP100
NRND
Silicon Labs
ARM Microcontrollers - MCU Wonder Gecko MCU IC 256KB
1,800 Expected 11/24/2026
Alternative Packaging
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Min.: 1
Mult.: 1
Details
SMD/SMT
LQFP-100
ARM Cortex M4
256 kB
32 bit
12 bit
48 MHz
83 I/O
32 kB
1.98 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-QFN20R
Silicon Labs
1:
¥265.8
83,467 Expected 1/8/2027
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
83,467 Expected 1/8/2027
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
2,500
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 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU
EFM8UB10F16G-C-QFN20R
Silicon Labs
1:
¥438.5
49,037 On Order
Mouser Part #
634-8UB10F16GCQFN20R
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU
49,037 On Order
View Dates
Alternative Packaging
On Order:
40,037 Expected 12/4/2026
9,000 Expected 12/7/2026
Factory Lead-Time:
31 Weeks
Buy
Min.: 1
Mult.: 1
Reel :
2,500
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
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU
C8051F311-GMR
Silicon Labs
1:
¥2,053
4,952 On Order
Mouser Part #
634-C8051F311-GMR
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU
4,952 On Order
View Dates
Alternative Packaging
On Order:
2,452 Expected 11/27/2026
2,500 Expected 1/1/2027
Factory Lead-Time:
16 Weeks
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
SMD/SMT
QFN-28
8051
16 kB
8 bit
10 bit
25 MHz
25 I/O
1.25 kB
2.7 V
3.6 V
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 8-bit MCU
C8051F313-GMR
Silicon Labs
1:
¥1,601.2
3,220 Expected 2/23/2027
Mouser Part #
634-C8051F313-GMR
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 8-bit MCU
3,220 Expected 2/23/2027
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
SMD/SMT
QFN-24
8051
8 kB
8 bit
10 bit
25 MHz
25 I/O
1.25 kB
2.7 V
3.6 V
- 40 C
+ 85 C
Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 100 MHz 32 kB MAC 8-bit MCU
C8051F362-C-GM
Silicon Labs
1:
¥2,592.8
1,421 Expected 1/15/2027
NRND
Mouser Part #
634-C8051F362-C-GM
NRND
Silicon Labs
8-bit Microcontrollers - MCU 8051 100 MHz 32 kB MAC 8-bit MCU
1,421 Expected 1/15/2027
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFN-28
8051
32 kB
8 bit
10 bit
100 MHz
25 I/O
1 kB
3 V
3.6 V
- 40 C
+ 85 C
Tube
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
+1 image
EFM8LB12F64E-C-QFP32
Silicon Labs
1:
¥657.8
23,750 On Order
NRND
Mouser Part #
634-LB12F64ECQFP32
NRND
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
23,750 On Order
View Dates
Alternative Packaging
On Order:
6,250 Expected 1/8/2027
17,500 Expected 1/15/2027
Factory Lead-Time:
26 Weeks
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFP-32
CIP-51 8051
64 kB
8 bit
10 bit/12 bit/14 bit
72 MHz
28 I/O
4.25 kB
2.2 V
3.6 V
- 40 C
+ 105 C
Tray
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
+2 images
EFM8BB10F8G-A-QFN20
Silicon Labs
1:
¥199.3
2,519 Expected 11/17/2026
Mouser Part #
634-8BB10F8GAQF20
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
2,519 Expected 11/17/2026
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
SMD/SMT
QFN-20
CIP-51 8051
8 kB
8 bit
12 bit
25 MHz
16 I/O
512 B
2.2 V
3.6 V
- 40 C
+ 85 C
Tube