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:
S/7.79
10,835 In Stock
Mouser Part #
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
S/7.79
10
S/4.75
25
S/4.01
100
S/3.02
200
View
200
S/2.32
600
S/2.28
1,000
S/2.06
2,600
S/1.98
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:
S/3.04
706 In Stock
Mouser Part #
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
S/3.04
10
S/2.61
25
S/2.43
200
S/2.29
600
View
600
S/2.01
1,000
S/1.81
2,600
S/1.59
5,000
S/1.46
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:
S/3.93
200 In Stock
Mouser Part #
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
S/3.93
25
S/3.67
100
S/3.19
200
S/2.63
600
View
600
S/2.43
1,000
S/2.15
2,600
S/1.96
5,000
S/1.90
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:
S/3.81
1,207 On Order
Mouser Part #
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 8/4/2026
Factory Lead-Time:
12 Weeks
1
S/3.81
10
S/3.25
25
S/2.95
100
S/2.54
200
View
200
S/2.42
600
S/2.35
1,000
S/2.08
2,600
S/1.63
5,000
S/1.58
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:
S/1.81
Non-Stocked Lead-Time 12 Weeks
Mouser Part #
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
S/1.81
6,000
S/1.73
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:
S/7.79
Non-Stocked Lead-Time 12 Weeks
Mouser Part #
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
S/7.79
10
S/4.75
25
S/4.01
100
S/3.04
3,000
S/1.83
6,000
View
250
S/2.63
500
S/2.31
1,000
S/2.07
6,000
S/1.67
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:
S/1.42
Non-Stocked Lead-Time 12 Weeks
Mouser Part #
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
S/1.42
6,000
S/1.35
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:
S/3.15
Non-Stocked Lead-Time 12 Weeks
Mouser Part #
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
S/3.15
10
S/2.72
25
S/2.53
100
S/2.46
200
View
200
S/2.02
600
S/1.88
1,000
S/1.75
2,600
S/1.57
5,000
S/1.48
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:
S/1.49
Non-Stocked Lead-Time 12 Weeks
Mouser Part #
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
S/1.49
6,000
S/1.42
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:
S/1.62
Non-Stocked Lead-Time 12 Weeks
Mouser Part #
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
S/1.62
6,000
S/1.54
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:
S/3.54
Non-Stocked Lead-Time 12 Weeks
Mouser Part #
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
S/3.54
10
S/3.04
25
S/2.83
100
S/2.77
200
View
200
S/2.26
600
S/2.12
1,000
S/1.97
2,600
S/1.77
5,000
S/1.66
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:
S/1.68
Non-Stocked Lead-Time 12 Weeks
Mouser Part #
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
S/1.68
6,000
S/1.60
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