634-EFM8 8-bit Microcontrollers - MCU

Results: 81
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Core Program Memory Size Data RAM Size Package/Case Maximum Clock Frequency ADC Resolution Number of I/Os Supply Voltage - Min Supply Voltage - Max Mounting Style Data Bus Width Minimum Operating Temperature Maximum Operating Temperature Series Qualification Packaging
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU 1,452In Stock
$1.07
$0.848
$0.779
$0.718
Min.: 1
Mult.: 1
16 kB 1.28 kB TSSOP-20 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU 12,398In Stock
Cut Tape
$1.11
$0.946
$0.83
$0.762
Reel
$0.538
Min.: 1
Mult.: 1
: 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
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU 297In Stock
$1.00
$0.788
$0.752
$0.582
Min.: 1
Mult.: 1
16 kB 1.28 kB TSSOP-20 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU 1,016In Stock
7,500On Order
Cut Tape
$0.93
$0.669
$0.603
$0.53
Reel
$0.474
Min.: 1
Mult.: 1
: 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

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
1,498Expected 01/01/2027
Cut Tape
$2.48
$2.10
$1.65
$1.44
Reel
$1.20
Min.: 1
Mult.: 1
: 1,500
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

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
1,911Expected 11/11/2026
$2.13
$1.63
$1.45
$1.34
Min.: 1
Mult.: 1
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
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU
197Expected 18/12/2026
$1.39
$1.10
$0.973
$0.843
Min.: 1
Mult.: 1
16 kB 1.28 kB TSSOP-20 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
179On Order
$1.14
$0.853
$0.763
$0.684
Min.: 1
Mult.: 1
16 kB 1.28 kB TSSOP-20 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 25 GPIO BB5 8-bit MCU
200Expected 04/12/2026
$1.41
$1.10
$0.976
$0.877
Min.: 1
Mult.: 1
16 kB 1.28 kB TSSOP-28 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
198Expected 01/01/2027
$1.17
$0.847
$0.762
$0.67
Min.: 1
Mult.: 1
16 kB 1.28 kB TSSOP-20 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Cut Tape

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
Reel
$1.16
$1.13
Min.: 1,500
Mult.: 1,500
: 1,500
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

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
$2.47
$1.82
$1.66
$1.48
Min.: 1
Mult.: 1
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
Silicon Labs EFM8BB52F32G-A-QFN32
Silicon Labs 8-bit Microcontrollers - MCU Non-Stocked
$1.08
$0.78
$0.702
$0.617
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
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
Cut Tape
$1.17
$0.847
$0.762
$0.67
Reel
$0.555
Min.: 1
Mult.: 1
: 2,500
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
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
Reel
$0.555
$0.541
Min.: 2,500
Mult.: 2,500
: 2,500
16 kB 1.28 kB TSSOP-20 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Reel
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
$1.37
$0.99
$0.904
$0.799
Min.: 1
Mult.: 1
16 kB 1.28 kB TSSOP-28 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Cut Tape
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
Cut Tape
$0.96
$0.691
$0.622
$0.547
Reel
$0.453
Min.: 1
Mult.: 1
: 2,500
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
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
Reel
$0.541
$0.527
Min.: 2,500
Mult.: 2,500
: 2,500
16 kB 1.28 kB TSSOP-20 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Reel
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
Cut Tape
$0.99
$0.713
$0.642
$0.564
Reel
$0.468
Min.: 1
Mult.: 1
: 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
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
Cut Tape
$1.02
$0.735
$0.662
$0.582
Reel
$0.482
Min.: 1
Mult.: 1
: 2,500
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
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
$1.15
$0.825
$0.752
$0.702
Min.: 1
Mult.: 1
16 kB 1.28 kB QFN-20 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Cut Tape
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
Reel
$0.667
$0.651
Min.: 2,500
Mult.: 2,500
: 2,500
16 kB 1.28 kB TSSOP-20 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Reel
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
Reel
$0.58
$0.566
Min.: 2,500
Mult.: 2,500
: 2,500
16 kB 1.28 kB TSSOP-28 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Reel
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
Reel
$0.541
$0.527
Min.: 2,500
Mult.: 2,500
: 2,500
16 kB 1.28 kB TSSOP-20 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Reel
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
$1.17
$0.847
$0.762
$0.67
Min.: 1
Mult.: 1
32 kB 2.3 kB QFN-20 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 125 C Cut Tape