8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
+1 image
EFM8BB21F16I-C-QSOP24
Silicon Labs
1:
$1.91
3,126 In Stock
End of Life
Mouser Part # 634-8BB21F16ICQSOP24
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
3,126 In Stock
Alternative Packaging
1
$1.91
10
$1.62
100
$1.52
2,352
$1.42
5,880
$1.06
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Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU
EFM8UB11F16G-C-QSOP24
Silicon Labs
1:
$2.68
122 In Stock
End of Life
Mouser Part # 634-8UB11F16GCQSOP24
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU
122 In Stock
Alternative Packaging
1
$2.68
10
$2.26
25
$1.96
100
$1.86
250
View
250
$1.74
500
$1.67
1,176
$1.49
2,352
$1.47
5,880
$1.44
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Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 50MIPS,128KB,12ADC,100Pin MCU
C8051F124-GQ
Silicon Labs
1:
$44.67
74 In Stock
1,350 Expected 12/4/2026
End of Life
Mouser Part # 634-C8051F124-GQ
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 50MIPS,128KB,12ADC,100Pin MCU
74 In Stock
1,350 Expected 12/4/2026
Alternative Packaging
1
$44.67
10
$37.64
25
$35.39
100
$33.51
250
View
250
$32.84
450
Quote
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Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU
C8051F500-IM
Silicon Labs
1:
$13.53
181 In Stock
End of Life
Mouser Part # 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
$13.53
10
$11.15
25
$10.08
100
$9.39
250
View
250
$9.14
500
$8.82
903
$8.63
2,709
Quote
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Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V CAN LIN 8-bit MCU
+1 image
C8051F580-IQ
Silicon Labs
1:
$18.25
397 In Stock
2,500 Expected 1/29/2027
End of Life
Mouser Part # 634-C8051F580-IQ
End of Life
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V CAN LIN 8-bit MCU
397 In Stock
2,500 Expected 1/29/2027
Alternative Packaging
1
$18.25
10
$14.83
25
$13.39
100
$12.26
250
$11.76
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Min.: 1 Mult.: 1
Details
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 # 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
$1.77
25
$1.64
100
$1.47
250
View
250
$1.37
500
$1.31
1,000
$1.19
2,500
$1.16
5,000
$1.13
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Min.: 1 Mult.: 1
Details
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 # 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
NAND Flash SLC 64Gbit 8 48/48 TSOP 2 IT
Micron MT29F64G08AFAAAWP-ITZ:A
MT29F64G08AFAAAWP-ITZ:A
Micron
1:
$233.83
531 In Stock
Mouser Part # 340-200635-TRAY
Micron
NAND Flash SLC 64Gbit 8 48/48 TSOP 2 IT
531 In Stock
Alternative Packaging
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Min.: 1 Mult.: 1
Max.: 100
Details
NAND Flash SLC 2Gbit 8 48/48 TSOP 1 IT
MT29F2G08ABAGAWP-ITE:G
Micron
1:
$21.38
308 In Stock
Mouser Part # 340-305337-TRAY
Micron
NAND Flash SLC 2Gbit 8 48/48 TSOP 1 IT
308 In Stock
Alternative Packaging
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Min.: 1 Mult.: 1
Max.: 100
Details
NAND Flash SLC 2Gbit 8 63/120 VFBGA 1 IT
MT29F2G08ABAGAH4-ITE:G
Micron
1:
$32.76
340 In Stock
Mouser Part # 340-312429-TRAY
Micron
NAND Flash SLC 2Gbit 8 63/120 VFBGA 1 IT
340 In Stock
Alternative Packaging
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Min.: 1 Mult.: 1
Max.: 100
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NOR Flash 16M (2Mx8) 50MHz 2.7-3.6V Industrial
SST25VF016B-50-4I-QAF
Microchip Technology
1:
$2.05
429 In Stock
490 Expected 9/4/2026
Mouser Part # 579-25VF016B5IQAF
Microchip Technology
NOR Flash 16M (2Mx8) 50MHz 2.7-3.6V Industrial
429 In Stock
490 Expected 9/4/2026
Alternative Packaging
1
$2.05
25
$1.97
294
$1.89
Buy
Min.: 1 Mult.: 1
Details
NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash
SST25VF040B-50-4I-S2AE
Microchip Technology
1:
$1.14
577 In Stock
Mouser Part # 579-25VF040B504IS2AE
Microchip Technology
NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash
577 In Stock
1
$1.14
25
$1.11
270
$1.06
Buy
Min.: 1 Mult.: 1
Details
NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash
SST25VF080B-50-4C-QAF-T
Microchip Technology
1:
$1.70
141 In Stock
Mouser Part # 579-25VF080B504CQAFT
Microchip Technology
NOR Flash 2.7V to 3.6V 4Mbit SPI Serial Flash
141 In Stock
1
$1.70
25
$1.65
100
$1.63
1,000
$1.60
2,000
$1.60
Buy
Min.: 1 Mult.: 1
Reel :2,000
Details
NOR Flash 2.7V to 3.6V 8Mbit SPI Serial Flash
SST25VF080B-50-4I-QAE
Microchip Technology
1:
$1.63
291 In Stock
Mouser Part # 579-25VF080B504I-QAE
Microchip Technology
NOR Flash 2.7V to 3.6V 8Mbit SPI Serial Flash
291 In Stock
Alternative Packaging
1
$1.63
25
$1.58
294
$1.50
Buy
Min.: 1 Mult.: 1
Details
NOR Flash 2.7V to 3.6V 8Mbit SPI Serial Flash
SST25VF080B-50-4I-S2AE
Microchip Technology
1:
$1.40
686 In Stock
720 Expected 9/11/2026
Mouser Part # 579-25VF080B504IS2AE
Microchip Technology
NOR Flash 2.7V to 3.6V 8Mbit SPI Serial Flash
686 In Stock
720 Expected 9/11/2026
1
$1.40
25
$1.37
270
$1.30
Buy
Min.: 1 Mult.: 1
Details
NOR Flash 16Mbit 50MHz
SST25VF016B-50-4C-QAF
Microchip Technology
1:
$2.05
269 In Stock
490 Expected 9/11/2026
Mouser Part # 579-SST25VF16B54CQAF
Microchip Technology
NOR Flash 16Mbit 50MHz
269 In Stock
490 Expected 9/11/2026
Alternative Packaging
1
$2.05
25
$1.97
588
$1.89
Buy
Min.: 1 Mult.: 1
Details
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
263 In Stock
2,520 Expected 1/8/2027
Mouser Part # 634-8BB21F16GCQFN20
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
263 In Stock
2,520 Expected 1/8/2027
Alternative Packaging
1
$1.61
10
$1.37
25
$1.20
100
$1.12
250
View
250
$1.08
500
$0.952
1,000
$0.886
2,520
$0.855
5,040
$0.838
Buy
Min.: 1 Mult.: 1
Details
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 # 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
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU
EFM8UB10F16G-C-QFN20
Silicon Labs
1:
$3.10
281 In Stock
Mouser Part # 634-8UB10F16GCQFN20
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU
281 In Stock
Alternative Packaging
1
$3.10
10
$2.25
25
$2.08
100
$1.82
250
View
250
$1.70
500
$1.59
1,000
$1.54
2,520
$1.47
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-QFN20R
Silicon Labs
1:
$3.09
3,392 In Stock
49,500 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
3,392 In Stock
49,500 On Order
View Dates
Alternative Packaging
Stock:
3,392 Can Ship Immediately
On Order:
9,000 Expected 1/7/2027
40,500 Expected 1/8/2027
Factory Lead-Time:
31 Weeks
1
$3.09
10
$2.25
25
$2.03
100
$1.83
250
View
1,500
$1.51
250
$1.80
500
$1.61
1,000
$1.51
1,500
$1.51
Buy
Min.: 1 Mult.: 1
Reel :1,500
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:
$2.71
473 In Stock
Mouser Part # 634-8UB10F16GCQFN28
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU
473 In Stock
Alternative Packaging
1
$2.71
10
$2.28
25
$1.94
100
$1.84
500
View
500
$1.65
1,000
$1.54
2,500
$1.50
4,599
$1.45
Buy
Min.: 1 Mult.: 1
Details
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:
$2.60
166 In Stock
Mouser Part # 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
$2.60
10
$1.69
25
$1.54
100
$1.30
250
View
1,500
$0.945
250
$1.22
500
$1.08
1,000
$0.946
1,500
$0.945
Buy
Min.: 1 Mult.: 1
Reel :1,500
Details
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:
$2.62
88 In Stock
9,800 On Order
Mouser Part # 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
On Order:
4,900 Expected 10/16/2026
4,900 Expected 10/30/2026
Factory Lead-Time:
16 Weeks
1
$2.62
10
$2.20
25
$1.93
100
$1.83
250
View
250
$1.64
500
$1.58
1,000
$1.49
2,450
$1.47
4,900
$1.44
Buy
Min.: 1 Mult.: 1
Details
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
+1 image
EFM8BB21F16A-C-QFN20
Silicon Labs
1:
$4.10
44 In Stock
2,520 Expected 9/1/2026
Mouser Part # 634-EFM8BB21F16FN20
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
44 In Stock
2,520 Expected 9/1/2026
Alternative Packaging
1
$4.10
10
$2.96
25
$2.69
100
$2.34
500
$2.11
Buy
Min.: 1 Mult.: 1
Details
NOR Flash 512K X 8 14 us
SST25VF040B-50-4C-QAF
Microchip Technology
1:
$1.45
758 In Stock
2,352 Expected 9/28/2026
Mouser Part # 804-25VF040B5CQAF
Microchip Technology
NOR Flash 512K X 8 14 us
758 In Stock
2,352 Expected 9/28/2026
1
$1.45
25
$1.40
294
$1.35
Buy
Min.: 1 Mult.: 1
Details
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