|
|
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
- EFM8BB21F16I-C-QFN20
- Silicon Labs
-
1:
$2.18
-
4,806In Stock
|
Mouser Part No
634-8BB21F16I-CQFN20
|
Silicon Labs
|
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
|
|
4,806In Stock
|
|
|
$2.18
|
|
|
$1.82
|
|
|
$1.67
|
|
|
$1.46
|
|
|
View
|
|
|
$1.32
|
|
|
$1.27
|
|
|
$1.20
|
|
|
$1.12
|
|
|
$1.09
|
|
Min.: 1
Mult.: 1
|
|
|
CIP-51 8051
|
16 kB
|
2.3 kB
|
QFN-20
|
50 MHz
|
12 bit
|
16 I/O
|
2.2 V
|
3.6 V
|
SMD/SMT
|
8 bit
|
- 40 C
|
+ 125 C
|
EFM8BB2
|
|
Tube
|
|
|
|
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
- EFM8BB21F16I-C-QSOP24
- Silicon Labs
-
1:
$2.54
-
3,126In Stock
-
End of Life
|
Mouser Part No
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
|
|
3,126In Stock
|
|
|
$2.54
|
|
|
$2.11
|
|
|
$1.97
|
|
|
$1.47
|
|
Min.: 1
Mult.: 1
|
|
|
CIP-51 8051
|
16 kB
|
2.3 kB
|
QSOP-24
|
50 MHz
|
12 bit
|
21 I/O
|
2.2 V
|
3.6 V
|
SMD/SMT
|
8 bit
|
- 40 C
|
+ 125 C
|
EFM8BB2
|
|
Tube
|
|
|
|
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:
$2.04
-
1,453In Stock
|
Mouser Part No
634-8BB21F16GCQFN20
|
Silicon Labs
|
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
|
|
1,453In Stock
|
|
|
$2.04
|
|
|
$1.70
|
|
|
$1.57
|
|
|
$1.35
|
|
|
View
|
|
|
$1.24
|
|
|
$1.19
|
|
|
$1.13
|
|
|
$1.06
|
|
|
$1.03
|
|
Min.: 1
Mult.: 1
|
|
|
CIP-51 8051
|
16 kB
|
2.3 kB
|
QFN-20
|
50 MHz
|
12 bit
|
16 I/O
|
2.2 V
|
3.6 V
|
SMD/SMT
|
8 bit
|
- 40 C
|
+ 85 C
|
EFM8BB2
|
|
Tube
|
|
|
|
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:
$2.74
-
193In Stock
-
79,500On Order
|
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
|
|
193In Stock
79,500On Order
Stock:
193 Can Dispatch Immediately
On Order:
24,000 Expected 9/6/2026
21,000 Expected 15/12/2026
34,500 Expected 1/1/2027
Factory Lead Time:
26 Weeks
|
|
|
$2.74
|
|
|
$1.93
|
|
|
$1.75
|
|
|
$1.49
|
|
|
View
|
|
|
$1.07
|
|
|
$1.38
|
|
|
$1.25
|
|
|
$1.07
|
|
|
$1.07
|
|
Min.: 1
Mult.: 1
:
1,500
|
|
|
CIP-51 8051
|
16 kB
|
2.3 kB
|
QFN-20
|
50 MHz
|
12 bit
|
16 I/O
|
2.2 V
|
3.6 V
|
SMD/SMT
|
8 bit
|
- 40 C
|
+ 85 C
|
EFM8BB2
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
- EFM8BB22F16G-C-QFN28
- Silicon Labs
-
1:
$2.65
-
1,447In Stock
|
Mouser Part No
634-8BB22F16GCQFN28
|
Silicon Labs
|
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
|
|
1,447In Stock
|
|
|
$2.65
|
|
|
$2.20
|
|
|
$1.83
|
|
|
$1.72
|
|
|
View
|
|
|
$1.64
|
|
|
$1.57
|
|
|
$1.47
|
|
|
$1.38
|
|
|
$1.35
|
|
Min.: 1
Mult.: 1
|
|
|
CIP-51 8051
|
16 kB
|
2.3 kB
|
QFN-28
|
50 MHz
|
12 bit
|
22 I/O
|
2.2 V
|
3.6 V
|
SMD/SMT
|
8 bit
|
- 40 C
|
+ 85 C
|
EFM8BB2
|
|
Tube
|
|
|
|
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:
$3.53
-
179In Stock
|
Mouser Part No
634-BB21F16ICQFN20R
|
Silicon Labs
|
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
|
|
179In Stock
|
|
|
$3.53
|
|
|
$2.28
|
|
|
$2.04
|
|
|
$1.68
|
|
|
View
|
|
|
$1.20
|
|
|
$1.58
|
|
|
$1.38
|
|
|
$1.20
|
|
|
$1.20
|
|
Min.: 1
Mult.: 1
:
1,500
|
|
|
CIP-51 8051
|
16 kB
|
2.25 kB
|
QFN-20
|
50 MHz
|
12 bit
|
16 I/O
|
2.2 V
|
3.6 V
|
SMD/SMT
|
8 bit
|
- 40 C
|
+ 125 C
|
EFM8BB2
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
- EFM8BB21F16A-C-QFN20
- Silicon Labs
-
1:
$5.35
-
262In Stock
-
2,520Expected 22/1/2027
|
Mouser Part No
634-EFM8BB21F16FN20
|
Silicon Labs
|
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
|
|
262In Stock
2,520Expected 22/1/2027
|
|
|
$5.35
|
|
|
$3.84
|
|
|
$3.52
|
|
|
$3.18
|
|
|
View
|
|
|
$3.02
|
|
|
$2.57
|
|
|
$2.43
|
|
|
$2.32
|
|
Min.: 1
Mult.: 1
|
|
|
CIP-51 8051
|
16 kB
|
2.25 kB
|
QFN-20
|
50 MHz
|
12 bit
|
16 I/O
|
2.2 V
|
3.6 V
|
SMD/SMT
|
8 bit
|
- 40 C
|
+ 125 C
|
EFM8BB2
|
AEC-Q100
|
Tube
|
|
|
|
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
- EFM8BB22F16G-C-QFN28R
- Silicon Labs
-
1:
$2.65
-
2,999Expected 9/6/2026
|
Mouser Part No
634-8BB22F16GCQFN28R
|
Silicon Labs
|
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
|
|
2,999Expected 9/6/2026
|
|
|
$2.65
|
|
|
$2.20
|
|
|
$2.02
|
|
|
$1.78
|
|
|
View
|
|
|
$1.40
|
|
|
$1.65
|
|
|
$1.57
|
|
|
$1.40
|
|
|
$1.40
|
|
Min.: 1
Mult.: 1
:
1,500
|
|
|
CIP-51 8051
|
16 kB
|
2.3 kB
|
QFN-28
|
50 MHz
|
12 bit
|
22 I/O
|
2.2 V
|
3.6 V
|
SMD/SMT
|
8 bit
|
- 40 C
|
+ 85 C
|
EFM8BB2
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
- EFM8BB21F16A-C-QFN20R
- Silicon Labs
-
1:
$6.21
-
1,498Expected 22/1/2027
|
Mouser Part No
634-BB21F16ACQFN20R
|
Silicon Labs
|
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
|
|
1,498Expected 22/1/2027
|
|
|
$6.21
|
|
|
$4.11
|
|
|
$3.74
|
|
|
$3.18
|
|
|
View
|
|
|
$2.38
|
|
|
$3.02
|
|
|
$2.71
|
|
|
$2.38
|
|
|
$2.38
|
|
Min.: 1
Mult.: 1
:
1,500
|
|
|
CIP-51 8051
|
16 kB
|
2.25 kB
|
QFN-20
|
50 MHz
|
12 bit
|
16 I/O
|
2.2 V
|
3.6 V
|
SMD/SMT
|
8 bit
|
- 40 C
|
+ 125 C
|
EFM8BB2
|
AEC-Q100
|
Reel, Cut Tape
|
|
|
|
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
- EFM8BB22F16I-C-QFN28
- Silicon Labs
-
1:
$4.43
-
1In 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
|
|
1In Stock
|
|
|
$4.43
|
|
|
$2.89
|
|
|
$2.65
|
|
|
$2.28
|
|
|
View
|
|
|
$2.17
|
|
|
$2.00
|
|
|
$1.60
|
|
|
$1.58
|
|
Min.: 1
Mult.: 1
|
|
|
CIP-51 8051
|
16 kB
|
2.3 kB
|
QFN-28
|
50 MHz
|
12 bit
|
22 I/O
|
2.2 V
|
3.6 V
|
SMD/SMT
|
8 bit
|
- 40 C
|
+ 125 C
|
EFM8BB2
|
|
Tube
|
|
|
|
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
- EFM8BB22F16I-C-QFN28R
- Silicon Labs
-
1,500:
$1.60
-
Non-Stocked Lead-Time 26 Weeks
|
Mouser Part No
634-8BB22F16ICQFN28R
|
Silicon Labs
|
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
|
|
Non-Stocked Lead-Time 26 Weeks
|
|
Min.: 1,500
Mult.: 1,500
:
1,500
|
|
|
CIP-51 8051
|
16 kB
|
2.3 kB
|
QFN-28
|
50 MHz
|
12 bit
|
22 I/O
|
2.2 V
|
3.6 V
|
SMD/SMT
|
8 bit
|
- 40 C
|
+ 125 C
|
EFM8BB2
|
|
Reel
|
|
Singapore