8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
+1 image
EFM8BB31F64G-D-QFN24
Silicon Labs
1:
2,18 €
5.987 In Stock
Mouser Part No
634-EF8BB31F64GDQF24
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
5.987 In Stock
Alternative Packaging
1
2,18 €
10
1,83 €
25
1,60 €
100
1,50 €
500
View
500
1,34 €
1.000
1,25 €
2.520
1,15 €
5.040
1,11 €
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Details
CIP-51 8051
64 kB
4.35 kB
QFN-24
50 MHz
10 bit, 12 bit
20 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 85 C
Tube
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
+1 image
EFM8BB31F64I-D-4QFN24R
Silicon Labs
1:
2,45 €
995 In Stock
1.500 Expected 11/30/2026
Mouser Part No
634-EF8BB31F64ID424R
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
995 In Stock
1.500 Expected 11/30/2026
Alternative Packaging
1
2,45 €
10
1,82 €
25
1,67 €
100
1,50 €
1.500
1,35 €
3.000
View
250
1,42 €
500
1,38 €
3.000
1,34 €
Buy
Min.: 1
Mult.: 1
Reel :
1.500
Details
CIP-51 8051
64 kB
4.35 kB
QFN-24
50 MHz
10 bit, 12 bit
20 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 125 C
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
EFM8BB31F64I-D-QFN32
Silicon Labs
1:
3,74 €
1.309 In Stock
Mouser Part No
634-EF8BB31F64IDQN32
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
1.309 In Stock
Alternative Packaging
1
3,74 €
10
2,48 €
25
2,25 €
100
1,92 €
250
View
250
1,82 €
500
1,63 €
1.000
1,42 €
4.900
1,40 €
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Mult.: 1
Details
CIP-51 8051
64 kB
4.35 kB
QFN-32
50 MHz
10 bit, 12 bit
29 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 125 C
Tray
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
EFM8LB12F64E-C-QFN24R
Silicon Labs
1:
2,98 €
4.089 In Stock
Mouser Part No
634-LB12F64ECQFN24R
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
4.089 In Stock
Alternative Packaging
1
2,98 €
10
2,43 €
25
2,11 €
100
2,00 €
1.500
1,57 €
3.000
View
500
1,77 €
1.000
1,61 €
3.000
1,56 €
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Min.: 1
Mult.: 1
Reel :
1.500
Details
CIP-51 8051
64 kB
4.25 kB
QFN-24
72 MHz
10 bit/12 bit/14 bit
20 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 105 C
EFM8LB1
Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
EFM8LB12F64E-C-QFN32
Silicon Labs
1:
3,11 €
2.603 In Stock
Mouser Part No
634-LB12F64ECQFN32
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
2.603 In Stock
Alternative Packaging
1
3,11 €
10
2,61 €
25
2,29 €
100
2,17 €
250
View
250
1,95 €
500
1,87 €
1.000
1,73 €
2.450
1,69 €
4.900
1,68 €
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Min.: 1
Mult.: 1
Details
CIP-51 8051
64 kB
4.25 kB
QFN-32
72 MHz
10 bit/12 bit/14 bit
29 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 105 C
EFM8LB1
Tray
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
EFM8LB12F64E-C-QFN32R
Silicon Labs
1:
3,08 €
4.042 In Stock
Mouser Part No
634-LB12F64ECQFN32R
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
4.042 In Stock
Alternative Packaging
1
3,08 €
10
2,52 €
25
2,18 €
100
2,06 €
2.500
1,61 €
5.000
View
500
1,83 €
1.000
1,67 €
5.000
1,57 €
Buy
Min.: 1
Mult.: 1
Reel :
2.500
Details
CIP-51 8051
64 kB
4.25 kB
QFN-32
72 MHz
10 bit/12 bit/14 bit
29 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 105 C
EFM8LB1
Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
+1 image
EFM8LB12F64E-C-QFP32
Silicon Labs
1:
3,29 €
4.580 In Stock
6.250 Expected 3/12/2027
Mouser Part No
634-LB12F64ECQFP32
Silicon Labs
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
4.580 In Stock
6.250 Expected 3/12/2027
Alternative Packaging
1
3,29 €
10
2,75 €
25
2,42 €
100
2,30 €
250
View
250
2,15 €
500
2,06 €
1.000
1,88 €
2.500
1,82 €
5.000
1,78 €
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Min.: 1
Mult.: 1
Details
CIP-51 8051
64 kB
4.25 kB
QFP-32
72 MHz
10 bit/12 bit/14 bit
28 I/O
2.2 V
3.6 V
SMD/SMT
8 bit
- 40 C
+ 105 C
EFM8LB1
Tray
8-bit Microcontrollers - MCU 64KB, 8KB RAM, 20p, 24MHz, MVIO, 12b ADC, ZCD, DAC, 2xUART, SPI, TWI
AVR64DD20-E/SO
Microchip Technology
1:
1,31 €
436 In Stock
Mouser Part No
579-AVR64DD20-E/SO
Microchip Technology
8-bit Microcontrollers - MCU 64KB, 8KB RAM, 20p, 24MHz, MVIO, 12b ADC, ZCD, DAC, 2xUART, SPI, TWI
436 In Stock
Alternative Packaging
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AVR
64 kB
8 kB
SOIC-20
24 MHz
12 bit
16 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 125 C
AVR64DD14/20
Tube
8-bit Microcontrollers - MCU 64KB, 8KB RAM, 28p, 24MHz, MVIO, 12b ADC, ZCD, DAC, 2xUART, SPI, TWI
AVR64DD28T-I/SS
Microchip Technology
1:
1,12 €
1.070 In Stock
Mouser Part No
579-AVR64DD28T-I/SS
Microchip Technology
8-bit Microcontrollers - MCU 64KB, 8KB RAM, 28p, 24MHz, MVIO, 12b ADC, ZCD, DAC, 2xUART, SPI, TWI
1.070 In Stock
Alternative Packaging
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Min.: 1
Mult.: 1
Reel :
2.100
Details
AVR
64 kB
8 kB
SSOP-28
24 MHz
12 bit
22 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
AVR64DD32/28
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 64KB, 8KB RAM, 28p, 24MHz, MVIO, 12b ADC, ZCD, DAC, 2xUART, SPI, TWI
AVR64DD28-I/SO
Microchip Technology
1:
1,21 €
346 In Stock
Mouser Part No
494-AVR64DD28-I/SO
Microchip Technology
8-bit Microcontrollers - MCU 64KB, 8KB RAM, 28p, 24MHz, MVIO, 12b ADC, ZCD, DAC, 2xUART, SPI, TWI
346 In Stock
1
1,21 €
27
1,11 €
108
1,01 €
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Mult.: 1
Details
AVR
64 kB
8 kB
SOIC-28
24 MHz
12 bit
22 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
AVR64DD28/32
Tube
8-bit Microcontrollers - MCU 64KB, 8KB RAM, 28p, 24MHz, MVIO, 12b ADC, ZCD, DAC, 2xUART, SPI, TWI
AVR64DD28-I/STX
Microchip Technology
1:
1,01 €
828 In Stock
Mouser Part No
494-AVR64DD28-I/STX
Microchip Technology
8-bit Microcontrollers - MCU 64KB, 8KB RAM, 28p, 24MHz, MVIO, 12b ADC, ZCD, DAC, 2xUART, SPI, TWI
828 In Stock
1
1,01 €
25
0,92 €
91
0,839 €
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Mult.: 1
Details
AVR
64 kB
8 kB
VQFN-28
24 MHz
12 bit
22 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
AVR64DD28/32
Tube
8-bit Microcontrollers - MCU 64KB, 8KB RAM, 32p, 24MHz, MVIO, 12b ADC, ZCD, DAC, 2xUART, SPI, TWI
+1 image
AVR64DD32-I/PT
Microchip Technology
1:
1,12 €
1.083 In Stock
Mouser Part No
494-AVR64DD32-I/PT
Microchip Technology
8-bit Microcontrollers - MCU 64KB, 8KB RAM, 32p, 24MHz, MVIO, 12b ADC, ZCD, DAC, 2xUART, SPI, TWI
1.083 In Stock
1
1,12 €
25
1,02 €
5.000
0,929 €
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Min.: 1
Mult.: 1
Details
AVR
64 kB
8 kB
TQFP-32
24 MHz
12 bit
26 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
AVR16/32DD28/32
Tray
8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 2x OPA, 12-bit differential ADCC with computation,
PIC18F46Q71-I/PT
Microchip Technology
1:
1,56 €
38 In Stock
480 Expected 10/20/2026
Mouser Part No
494-PIC18F46Q71-I/PT
Microchip Technology
8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 2x OPA, 12-bit differential ADCC with computation,
38 In Stock
480 Expected 10/20/2026
Alternative Packaging
1
1,56 €
25
1,43 €
100
1,29 €
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PIC18
64 kB
4 kB
TQFP-44
64 MHz
12 bit
37 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
PIC18F26/46/56Q71
Tray
8-bit Microcontrollers - MCU CAN C51 64K FLASH CAN BOOT
+1 image
AT89C51CC03CA-SLSUM
Microchip Technology
1:
9,96 €
99 In Stock
Mouser Part No
556-A89C51C03CASLSUM
Microchip Technology
8-bit Microcontrollers - MCU CAN C51 64K FLASH CAN BOOT
99 In Stock
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8051
64 kB
2 kB
PLCC-44
60 MHz
10 bit
36 I/O
3 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
89C
Tube
8-bit Microcontrollers - MCU 64kB Flash 2048B RAM 2.7V-5.5V
+1 image
AT89C51ED2-SLSUM
Microchip Technology
1:
8,87 €
13 In Stock
1.107 Expected 9/25/2026
Mouser Part No
556-A89C51ED2SLSUM
Microchip Technology
8-bit Microcontrollers - MCU 64kB Flash 2048B RAM 2.7V-5.5V
13 In Stock
1.107 Expected 9/25/2026
1
8,87 €
27
8,13 €
108
7,36 €
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Mult.: 1
Details
8051
64 kB
2 kB
PLCC-44
60 MHz
No ADC
34 I/O
2.7 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
89C
Tube
8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
+1 image
AT89LP51RD2-20JU
Microchip Technology
1:
5,12 €
143 In Stock
135 On Order
Mouser Part No
556-AT89LP51RD2-20JU
Microchip Technology
8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
143 In Stock
135 On Order
1
5,12 €
27
4,70 €
108
4,68 €
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Mult.: 1
Details
8051
64 kB
256 B
PLCC-44
20 MHz
10 bit
40 I/O
2.4 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
Tube
8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
AT89LP51RD2-20PU
Microchip Technology
1:
4,59 €
59 In Stock
150 Expected 10/12/2026
Mouser Part No
556-AT89LP51RD2-20PU
Microchip Technology
8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
59 In Stock
150 Expected 10/12/2026
1
4,59 €
30
4,23 €
100
3,82 €
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Min.: 1
Mult.: 1
Details
8051
64 kB
256 B
PDIP-40
20 MHz
10 bit
40 I/O
2.4 V
5.5 V
Through Hole
8 bit
- 40 C
+ 85 C
Tube
8-bit Microcontrollers - MCU USB 64K FLASH 16 MHz
AT90USB646-AU
Microchip Technology
1:
6,97 €
115 In Stock
Mouser Part No
556-AT90USB646-AU
Microchip Technology
8-bit Microcontrollers - MCU USB 64K FLASH 16 MHz
115 In Stock
Alternative Packaging
1
6,97 €
25
6,38 €
270
5,79 €
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Mult.: 1
Details
AVR
64 kB
4 kB
TQFP-64
16 MHz
10 bit
48 I/O
2.7 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
AT90USB646
Tray
8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC
+1 image
ATMEGA64-16MU
Microchip Technology
1:
8,86 €
25 In Stock
Mouser Part No
556-ATMEGA64-16MU
Microchip Technology
8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC
25 In Stock
Alternative Packaging
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AVR
64 kB
4 kB
QFN-64
16 MHz
10 bit
53 I/O
4.5 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
ATmega64
Tray
8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 32 I/O Pins
ATMEGA644-20PU
Microchip Technology
1:
6,28 €
79 In Stock
Mouser Part No
556-ATMEGA644-20PU
Microchip Technology
8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 32 I/O Pins
79 In Stock
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Min.: 1
Mult.: 1
Details
AVR
64 kB
4 kB
PDIP-40
20 MHz
10 bit
32 I/O
2.7 V
5.5 V
Through Hole
8 bit
- 40 C
+ 85 C
ATmega644
Tube
8-bit Microcontrollers - MCU 20 MHz Ind Temp
ATMEGA644A-PU
Microchip Technology
1:
5,07 €
242 In Stock
Mouser Part No
556-ATMEGA644A-PU
Microchip Technology
8-bit Microcontrollers - MCU 20 MHz Ind Temp
242 In Stock
1
5,07 €
30
4,64 €
100
4,21 €
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Mult.: 1
Details
AVR
64 kB
4 kB
PDIP-40
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
Through Hole
8 bit
- 40 C
+ 85 C
ATmega644
Tube
8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
ATMEGA644PA-MU
Microchip Technology
1:
5,54 €
49 In Stock
720 Expected 10/9/2026
Mouser Part No
556-ATMEGA644PA-MU
Microchip Technology
8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
49 In Stock
720 Expected 10/9/2026
Alternative Packaging
1
5,54 €
25
5,08 €
100
4,61 €
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Min.: 1
Mult.: 1
Details
AVR
64 kB
4 kB
QFN-44
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
ATmega644
Tray
8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC
ATMEGA6450-16AU
Microchip Technology
1:
7,77 €
6 In Stock
Mouser Part No
556-ATMEGA6450-16AU
Microchip Technology
8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC
6 In Stock
Alternative Packaging
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Min.: 1
Mult.: 1
Details
AVR
64 kB
4 kB
TQFP-100
16 MHz
10 bit
69 I/O
2.7 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
ATmega6450
Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 64KB + 4KB
+1 image
ATXMEGA64A3-MH
Microchip Technology
1:
8,33 €
2 In Stock
Mouser Part No
556-ATXMEGA64A3-MH
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 64KB + 4KB
2 In Stock
Alternative Packaging
1
8,33 €
25
7,65 €
100
6,91 €
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Min.: 1
Mult.: 1
Details
AVR
64 kB
4 kB
QFN-64
32 MHz
12 bit
50 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A3
Tray
8-bit Microcontrollers - MCU 64KB FL 2KB EE 4KB SRAM IND 1.6-3.6V
+1 image
ATXMEGA64A3-MHR
Microchip Technology
1:
8,46 €
197 In Stock
Mouser Part No
556-ATXMEGA64A3-MHR
Microchip Technology
8-bit Microcontrollers - MCU 64KB FL 2KB EE 4KB SRAM IND 1.6-3.6V
197 In Stock
Alternative Packaging
1
8,46 €
25
8,26 €
4.000
7,02 €
Buy
Min.: 1
Mult.: 1
Reel :
4.000
Details
AVR
64 kB
4 kB
QFN-64
32 MHz
12 bit
50 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A3
Reel, Cut Tape, MouseReel