8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
EFM8BB50F8G-A-QFN12
Silicon Labs
1:
HK$16.44
10,835 In Stock
Mouser Part No
634-M8BB50F8GAQFN12
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
10,835 In Stock
Alternative Packaging
1
HK$16.44
10
HK$10.03
25
HK$8.47
100
HK$6.37
200
View
200
HK$5.51
600
HK$4.83
1,000
HK$4.34
2,600
HK$3.72
5,000
HK$3.40
Buy
Min.: 1
Mult.: 1
Details
8 kB
512 B
QFN-12
50 MHz
12 bit
9 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
BB50
Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
EFM8BB50F4G-A-QFN12
Silicon Labs
1:
HK$14.47
706 In Stock
Mouser Part No
634-M8BB50F4GAQFN12
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
706 In Stock
Alternative Packaging
1
HK$14.47
10
HK$8.80
25
HK$7.39
100
HK$5.61
200
View
200
HK$4.84
600
HK$4.25
1,000
HK$3.81
2,600
HK$3.27
5,000
HK$2.99
Buy
Min.: 1
Mult.: 1
Details
4 kB
512 B
QFN-12
50 MHz
12 bit
9 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
BB50
Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
EFM8BB50F16I-A-QFN12
Silicon Labs
1:
HK$13.65
200 In Stock
Mouser Part No
634-M8BB50F16IAQFN12
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
200 In Stock
Alternative Packaging
1
HK$13.65
10
HK$8.71
25
HK$7.74
100
HK$6.37
200
View
200
HK$5.55
600
HK$5.25
1,000
HK$4.41
2,600
HK$4.03
5,000
HK$3.90
Buy
Min.: 1
Mult.: 1
Details
16 kB
512 B
QFN-12
50 MHz
12 bit
9 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 125 C
BB50
Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
EFM8BB50F16G-A-QFN12
Silicon Labs
1:
HK$13.15
1,207 On Order
Mouser Part No
634-M8BB50F16GAQFN12
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
1,207 On Order
View Dates
Alternative Packaging
On Order:
407 Pending
800 Expected 4/8/2026
Factory Lead Time:
12 Weeks
1
HK$13.15
10
HK$8.38
25
HK$6.11
100
HK$5.20
600
View
600
HK$5.07
1,000
HK$4.27
2,600
HK$3.35
5,000
HK$3.25
Buy
Min.: 1
Mult.: 1
Details
16 kB
512 B
QFN-12
50 MHz
12 bit
9 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
BB50
Cut Tape
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:
HK$3.62
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
3,000
HK$3.62
6,000
HK$3.31
Buy
Min.: 3,000
Mult.: 3,000
Reel :
3,000
Details
16 kB
512 B
QFN-12
50 MHz
12 bit
9 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
BB50
Reel
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:
HK$16.44
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
1
HK$16.44
10
HK$10.03
25
HK$8.47
100
HK$6.42
3,000
HK$3.75
6,000
View
250
HK$5.56
500
HK$4.87
1,000
HK$4.37
6,000
HK$3.43
Buy
Min.: 1
Mult.: 1
Reel :
3,000
Details
16 kB
512 B
QFN-12
50 MHz
12 bit
9 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
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:
HK$2.84
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
3,000
HK$2.84
6,000
HK$2.60
Buy
Min.: 3,000
Mult.: 3,000
Reel :
3,000
Details
4 kB
512 B
QFN-12
50 MHz
12 bit
9 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
EFM8BB50F4I-A-QFN12
Silicon Labs
1:
HK$13.07
Non-Stocked Lead-Time 12 Weeks
Mouser Part No
634-M8BB50F4IAQFN12
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
1
HK$13.07
10
HK$7.99
25
HK$6.72
100
HK$5.09
200
View
200
HK$4.41
600
HK$3.86
1,000
HK$3.47
2,600
HK$2.98
5,000
HK$2.72
Buy
Min.: 1
Mult.: 1
Details
4 kB
512 B
QFN-12
50 MHz
12 bit
9 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 125 C
Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
EFM8BB50F4I-A-QFN12R
Silicon Labs
3,000:
HK$2.98
Non-Stocked Lead-Time 12 Weeks
Mouser Part No
634-M8BB50F4IAQFN12R
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
3,000
HK$2.98
6,000
HK$2.72
Buy
Min.: 3,000
Mult.: 3,000
Reel :
3,000
Details
4 kB
512 B
QFN-12
50 MHz
12 bit
9 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 125 C
BB50
Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
EFM8BB50F8G-A-QFN12R
Silicon Labs
3,000:
HK$3.23
Non-Stocked Lead-Time 12 Weeks
Mouser Part No
634-M8BB50F8GAQFN12R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 12 Weeks
Alternative Packaging
3,000
HK$3.23
6,000
HK$2.96
Buy
Min.: 3,000
Mult.: 3,000
Reel :
3,000
Details
8 kB
512 B
QFN-12
50 MHz
12 bit
9 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
BB50
Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
EFM8BB50F8I-A-QFN12
Silicon Labs
1:
HK$14.80
Non-Stocked Lead-Time 12 Weeks
Mouser Part No
634-M8BB50F8IAQFN12
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 12 Weeks
Alternative Packaging
1
HK$14.80
10
HK$8.96
25
HK$7.59
100
HK$5.75
200
View
200
HK$4.98
600
HK$4.36
1,000
HK$3.92
2,600
HK$3.36
5,000
HK$3.07
Buy
Min.: 1
Mult.: 1
Details
8 kB
512 B
QFN-12
50 MHz
12 bit
9 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 125 C
BB50
Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
EFM8BB50F8I-A-QFN12R
Silicon Labs
3,000:
HK$3.36
Non-Stocked Lead-Time 12 Weeks
Mouser Part No
634-M8BB50F8IAQFN12R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 12 Weeks
Alternative Packaging
3,000
HK$3.36
6,000
HK$3.07
Buy
Min.: 3,000
Mult.: 3,000
Reel :
3,000
Details
8 kB
512 B
QFN-12
50 MHz
12 bit
9 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 125 C
BB50
Reel