8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB51F16G-C-TSSOP20
Silicon Labs
1:
$1.07
1,452 In Stock
Mouser Part No
634-EFM8516GCTSSOP20
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
1,452 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
16 kB
1.28 kB
TSSOP-20
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB51F16I-C-QFN20R
Silicon Labs
1:
$1.11
12,398 In Stock
Mouser Part No
634-EFM851F16IQFN20R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
12,398 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
2,500
16 kB
1.28 kB
QFN-20
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Reel, Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB51F8G-C-TSSOP20
Silicon Labs
1:
$1.00
297 In Stock
Mouser Part No
634-EFM851F8GCTSOP20
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
297 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
16 kB
1.28 kB
TSSOP-20
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB51F16G-C-QFN20R
Silicon Labs
1:
$0.93
1,016 In Stock
7,500 On Order
Mouser Part No
634-EFM851F16GQFN20R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
1,016 In Stock
7,500 On Order
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
2,500
16 kB
1.28 kB
QFN-20
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
+1 image
EFM8SB20F32G-B-QFN24R
Silicon Labs
1:
$2.48
1,498 Expected 01/01/2027
Mouser Part No
634-EFM8SB32GBQFN24R
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
1,498 Expected 01/01/2027
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
1,500
Details
CIP-51 8051
32 kB
4.25 kB
QFN-24
25 MHz
10 bit
16 I/O
1.8 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
EFM8SB
Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
+1 image
EFM8SB20F16G-B-QFN24
Silicon Labs
1:
$2.13
1,911 Expected 11/11/2026
NRND
Mouser Part No
634-EFM8SBF16GBQFN24
NRND
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
1,911 Expected 11/11/2026
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
CIP-51 8051
16 kB
4.25 kB
QFN-24
25 MHz
10 bit
16 I/O
1.8 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
EFM8SB
Tube
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB52F32G-C-TSSOP20
Silicon Labs
1:
$1.39
197 Expected 18/12/2026
Mouser Part No
634-EFM852F32GCTOP20
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU
197 Expected 18/12/2026
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
16 kB
1.28 kB
TSSOP-20
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB52F16G-C-TSSOP20
Silicon Labs
1:
$1.14
179 On Order
Mouser Part No
634-EFM852F16GCTOP20
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
179 On Order
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
16 kB
1.28 kB
TSSOP-20
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 25 GPIO BB5 8-bit MCU
EFM8BB52F32I-C-TSSOP28
Silicon Labs
1:
$1.41
200 Expected 04/12/2026
Mouser Part No
634-EFM852F32ICTOP28
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 25 GPIO BB5 8-bit MCU
200 Expected 04/12/2026
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
16 kB
1.28 kB
TSSOP-28
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB52F16I-C-TSSOP20
Silicon Labs
1:
$1.17
198 Expected 01/01/2027
Mouser Part No
634-EFM852F16ITSOP20
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
198 Expected 01/01/2027
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
16 kB
1.28 kB
TSSOP-20
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Cut Tape
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
+1 image
EFM8SB20F16G-B-QFN24R
Silicon Labs
1,500:
$1.16
Non-Stocked Lead-Time 12 Weeks
Mouser Part No
634-EFM8SB16GBQFN24R
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
Non-Stocked Lead-Time 12 Weeks
Alternative Packaging
Buy
Min.: 1,500
Mult.: 1,500
Reel :
1,500
Details
CIP-51 8051
16 kB
4.25 kB
25 MHz
10 bit
16 I/O
1.8 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
EFM8SB
Reel
8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
+1 image
EFM8SB20F32G-B-QFN24
Silicon Labs
1:
$2.47
Non-Stocked Lead-Time 12 Weeks
NRND
Mouser Part No
634-EFM8SBF32GBQFN24
NRND
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
Non-Stocked Lead-Time 12 Weeks
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
CIP-51 8051
32 kB
4.25 kB
QFN-24
25 MHz
10 bit
16 I/O
1.8 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
EFM8SB
Tube
8-bit Microcontrollers - MCU
Silicon Labs EFM8BB52F32G-A-QFN32
EFM8BB52F32G-A-QFN32
Silicon Labs
1:
$1.08
Non-Stocked
Mouser Part No
634-EFM8B52F32GAFN32
Silicon Labs
8-bit Microcontrollers - MCU
Non-Stocked
Buy
Min.: 1
Mult.: 1
8051
32 kB
2.25 kB
QFN-32
50 MHz
12 bit
29 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB51F16G-C-TSSOP20R
Silicon Labs
1:
$1.17
Non-Stocked Lead-Time 24 Weeks
Mouser Part No
634-EFM851GCTSSOP20R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 24 Weeks
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
16 kB
1.28 kB
TSSOP-20
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Reel, Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB52F16I-C-TSSOP20R
Silicon Labs
2,500:
$0.555
Non-Stocked Lead-Time 24 Weeks
Mouser Part No
634-EFM852F16ITOP20R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 24 Weeks
Alternative Packaging
Buy
Min.: 2,500
Mult.: 2,500
Reel :
2,500
Details
16 kB
1.28 kB
TSSOP-20
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 25 GPIO BB5 8-bit MCU
EFM8BB52F32G-C-TSSOP28
Silicon Labs
1:
$1.37
Non-Stocked Lead-Time 24 Weeks
Mouser Part No
634-EFM852F32GCTOP28
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 25 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 24 Weeks
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
16 kB
1.28 kB
TSSOP-28
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 29 GPIO BB5 8-bit MCU
EFM8BB52F16G-C-QFN32R
Silicon Labs
1:
$0.96
Non-Stocked Lead-Time 24 Weeks
Mouser Part No
634-EFM852F16GQFN32R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 29 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 24 Weeks
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
16 kB
1.28 kB
QFN-32
29 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Reel, Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB51F8I-C-TSSOP20R
Silicon Labs
2,500:
$0.541
Non-Stocked Lead-Time 24 Weeks
Mouser Part No
634-EFM851F8ICTOP20R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 24 Weeks
Alternative Packaging
Buy
Min.: 2,500
Mult.: 2,500
Reel :
2,500
Details
16 kB
1.28 kB
TSSOP-20
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB51F8G-C-QFN20R
Silicon Labs
1:
$0.99
Non-Stocked Lead-Time 24 Weeks
Mouser Part No
634-EFM851F8GCQFN20R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 24 Weeks
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
16 kB
1.28 kB
QFN-20
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Reel, Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 29 GPIO BB5 8-bit MCU
EFM8BB52F16I-C-QFN32R
Silicon Labs
1:
$1.02
Non-Stocked Lead-Time 24 Weeks
Mouser Part No
634-EFM852F16IQFN32R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 29 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 24 Weeks
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
16 kB
1.28 kB
QFN-32
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Reel, Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB52F32G-C-QFN20
Silicon Labs
1:
$1.15
Lead-Time 24 Weeks
Mouser Part No
634-EFM852F32GCQFN20
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU
Lead-Time 24 Weeks
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
16 kB
1.28 kB
QFN-20
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB52F32I-C-TSSOP20R
Silicon Labs
2,500:
$0.667
Non-Stocked Lead-Time 24 Weeks
Mouser Part No
634-EFM852F32ITOP20R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 24 Weeks
Alternative Packaging
Buy
Min.: 2,500
Mult.: 2,500
Reel :
2,500
Details
16 kB
1.28 kB
TSSOP-20
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 25 GPIO BB5 8-bit MCU
EFM8BB52F16G-C-TSSOP28R
Silicon Labs
2,500:
$0.58
Non-Stocked Lead-Time 24 Weeks
Mouser Part No
634-EFM852F16GTOP28R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 25 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 24 Weeks
Alternative Packaging
Buy
Min.: 2,500
Mult.: 2,500
Reel :
2,500
Details
16 kB
1.28 kB
TSSOP-28
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB52F16G-C-TSSOP20R
Silicon Labs
2,500:
$0.541
Non-Stocked Lead-Time 24 Weeks
Mouser Part No
634-EFM852F16GTOP20R
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 24 Weeks
Alternative Packaging
Buy
Min.: 2,500
Mult.: 2,500
Reel :
2,500
Details
16 kB
1.28 kB
TSSOP-20
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 85 C
Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU
EFM8BB52F32I-C-QFN20
Silicon Labs
1:
$1.17
Non-Stocked Lead-Time 24 Weeks
Mouser Part No
634-EFM852F32ICQFN20
Silicon Labs
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU
Non-Stocked Lead-Time 24 Weeks
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
32 kB
2.3 kB
QFN-20
16 I/O
1.8 V
5.5 V
SMD/SMT
- 40 C
+ 125 C
Cut Tape