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:
$2.41
375 In Stock
Mouser Part No
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
Buy
Min.: 1
Mult.: 1
Details
8-bit Microcontrollers - MCU eZ80AcclaimPlus! Connectivity ASSP Rev AC
EZ80F91AZA50EK
ZiLOG
1:
$22.67
22 In Stock
1,980 On Order
End of Life
Mouser Part No
692-EZ80F91AZA50EK
End of Life
ZiLOG
8-bit Microcontrollers - MCU eZ80AcclaimPlus! Connectivity ASSP Rev AC
22 In Stock
1,980 On Order
View Dates
Stock:
22 Can Dispatch Immediately
On Order:
1,020 Expected 31/12/2026
Factory Lead Time:
32 Weeks
Buy
Min.: 1
Mult.: 1
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:
$1.60
93,467 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
93,467 Expected 08/01/2027
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU
EFM8UB10F16G-C-QFN20R
Silicon Labs
1:
$2.64
49,037 On Order
Mouser Part No
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 08/01/2027
9,000 Expected 12/01/2027
Factory Lead Time:
31 Weeks
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
8-bit Microcontrollers - MCU 16kB/1kB RAM, 10b ADC, 10b 2xDAC, QFN24
C8051F390-A-GMR
Silicon Labs
1:
$4.36
1,497 On Order
Mouser Part No
634-C8051F390-A-GMR
Silicon Labs
8-bit Microcontrollers - MCU 16kB/1kB RAM, 10b ADC, 10b 2xDAC, QFN24
1,497 On Order
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
8-bit Microcontrollers - MCU eZ80AcclaimPlus! Connectivity ASSP Rev AB
ZiLOG EZ80F91AZ050EK
EZ80F91AZ050EK
ZiLOG
1:
$22.68
11 In Stock
780 Expected 04/11/2026
End of Life
Mouser Part No
692-EZ80F91AZ050EK
End of Life
ZiLOG
8-bit Microcontrollers - MCU eZ80AcclaimPlus! Connectivity ASSP Rev AB
11 In Stock
780 Expected 04/11/2026
Buy
Min.: 1
Mult.: 1
Details
8-bit Microcontrollers - MCU 50MIPS,128KB,12ADC,100Pin MCU
C8051F124-GQ
Silicon Labs
1:
$48.43
1,102 Expected 04/12/2026
End of Life
Mouser Part No
634-C8051F124-GQ
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 50MIPS,128KB,12ADC,100Pin MCU
1,102 Expected 04/12/2026
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 50 MHz 8 kB 8-bit MCU
C8051F353-GM
Silicon Labs
1:
$12.16
1,533 Expected 20/11/2026
NRND
Mouser Part No
634-C8051F353-GM
NRND
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 8 kB 8-bit MCU
1,533 Expected 20/11/2026
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash
SST25VF040B-50-4I-SAE
Microchip Technology
1:
$1.20
4,917 Expected 25/01/2027
Mouser Part No
579-25VF040B504I-SAE
Microchip Technology
NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash
4,917 Expected 25/01/2027
Buy
Min.: 1
Mult.: 1
Details
NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash
SST25VF040B-50-4I-QAE-T
Microchip Technology
1:
$1.61
1,989 Expected 12/11/2026
Mouser Part No
579-25VF040B504IQAET
Microchip Technology
NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash
1,989 Expected 12/11/2026
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
2,000
Details
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:
$2.25
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
Buy
Min.: 1
Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU
C8051F508-IM
Silicon Labs
1:
$13.64
370 Expected 25/06/2027
End of Life
Mouser Part No
634-C8051F508-IM
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU
370 Expected 25/06/2027
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU
EFM8UB10F16G-C-QFN28
Silicon Labs
1:
$2.63
526 Expected 08/01/2027
Mouser Part No
634-8UB10F16GCQFN28
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU
526 Expected 08/01/2027
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
NOR Flash 8M (1Mx8) 50MHz 2.7-3.6V Commercial
SST25VF080B-50-4C-S2AF
Microchip Technology
1:
$1.50
630 Expected 16/11/2026
Mouser Part No
804-25VF080B5CS2AF
Microchip Technology
NOR Flash 8M (1Mx8) 50MHz 2.7-3.6V Commercial
Product Comments
630 Expected 16/11/2026
Buy
Min.: 1
Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 50 MHz 8 kB 8-bit MCU
C8051F353-GMR
Silicon Labs
2,500:
$7.02
Non-Stocked Lead-Time 12 Weeks
Mouser Part No
634-C8051F353-GMR
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 8 kB 8-bit MCU
Non-Stocked Lead-Time 12 Weeks
Alternative Packaging
Buy
Min.: 2,500
Mult.: 2,500
Reel :
2,500
Details
8-bit Microcontrollers - MCU 16kB/1kB RAM, 10b ADC, 10b 2xDAC, QFN20
C8051F392-A-GMR
Silicon Labs
1:
$4.35
Non-Stocked Lead-Time 12 Weeks
Mouser Part No
634-C8051F392-A-GMR
Silicon Labs
8-bit Microcontrollers - MCU 16kB/1kB RAM, 10b ADC, 10b 2xDAC, QFN20
Non-Stocked Lead-Time 12 Weeks
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
8-bit Microcontrollers - MCU 8kB/1kB RAM, 10b ADC, 10b 2xDAC, QFN24
C8051F394-A-GMR
Silicon Labs
2,500:
$2.13
Non-Stocked Lead-Time 12 Weeks
Mouser Part No
634-C8051F394-A-GMR
Silicon Labs
8-bit Microcontrollers - MCU 8kB/1kB RAM, 10b ADC, 10b 2xDAC, QFN24
Non-Stocked Lead-Time 12 Weeks
Alternative Packaging
Buy
Min.: 2,500
Mult.: 2,500
Reel :
2,500
Details
8-bit Microcontrollers - MCU 8kB/1kB RAM, 10b ADC, 10b 2xDAC, QFN20
C8051F396-A-GMR
Silicon Labs
1:
$3.98
Non-Stocked Lead-Time 12 Weeks
Mouser Part No
634-C8051F396-A-GMR
Silicon Labs
8-bit Microcontrollers - MCU 8kB/1kB RAM, 10b ADC, 10b 2xDAC, QFN20
Non-Stocked Lead-Time 12 Weeks
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
EFM8BB50F16G-A-QFN12R
Silicon Labs
3,000:
$0.468
Non-Stocked Lead-Time 12 Weeks
Mouser Part No
634-M8BB50F16GAFN12R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 12 Weeks
Alternative Packaging
Buy
Min.: 3,000
Mult.: 3,000
Reel :
3,000
Details
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
EFM8BB50F16G-A-SOIC16R
Silicon Labs
2,500:
$0.58
Non-Stocked Lead-Time 12 Weeks
Mouser Part No
634-M8BB50F16GSIC16R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 12 Weeks
Alternative Packaging
Buy
Min.: 2,500
Mult.: 2,500
Reel :
2,500
Details
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
EFM8BB50F16I-A-QFN12R
Silicon Labs
1:
$1.02
Non-Stocked Lead-Time 12 Weeks
Mouser Part No
634-M8BB50F16IAFN12R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 12 Weeks
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
3,000
Details
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
EFM8BB50F16I-A-QFN16R
Silicon Labs
3,000:
$0.511
Non-Stocked Lead-Time 12 Weeks
Mouser Part No
634-M8BB50F16IAFN16R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 12 Weeks
Alternative Packaging
Buy
Min.: 3,000
Mult.: 3,000
Reel :
3,000
Details
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
EFM8BB50F16I-A-SOIC16R
Silicon Labs
2,500:
$0.594
Non-Stocked Lead-Time 12 Weeks
Mouser Part No
634-M8BB50F16IAIC16R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 12 Weeks
Alternative Packaging
Buy
Min.: 2,500
Mult.: 2,500
Reel :
2,500
Details
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
EFM8BB50F4G-A-QFN12R
Silicon Labs
3,000:
$0.369
Non-Stocked Lead-Time 12 Weeks
Mouser Part No
634-M8BB50F4GAQFN12R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 12 Weeks
Alternative Packaging
Buy
Min.: 3,000
Mult.: 3,000
Reel :
3,000
Details
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
EFM8BB50F4G-A-QFN16R
Silicon Labs
3,000:
$0.384
Non-Stocked Lead-Time 12 Weeks
Mouser Part No
634-M8BB50F4GAQFN16R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 12 Weeks
Alternative Packaging
Buy
Min.: 3,000
Mult.: 3,000
Reel :
3,000
Details