8051 Core 8-bit Microcontrollers - MCU

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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
Microchip Technology 8-bit Microcontrollers - MCU C51RC2 FLASH 32k TQFP44 Ind 5V GREEN
Datasheet
2,782In Stock
$11.95
$10.96
$9.93
$9.87
Min.: 1
Mult.: 1
8051 32 kB 1.25 kB TQFP-44 60 MHz No ADC 32 I/O 2.7 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C Tray
Infineon Technologies 8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V
Datasheet
1,924In Stock
$29.22
$24.99
$20.80
$20.11
View
Min.: 1
Mult.: 1
8051 64 kB 8 kB SSOP-48 67 MHz 20 bit 31 I/O 1.71 V 1.89 V SMD/SMT 8 bit - 40 C + 85 C CY8C3866 Tube
Microchip Technology 8-bit Microcontrollers - MCU CAN C51 64KFLASH TQFP44 CANBOOT GREEN
Datasheet
1,726In Stock
$14.34
$13.14
$12.18
$12.17
View
Min.: 1
Mult.: 1
8051 64 kB 2 kB TQFP-44 60 MHz 10 bit 36 I/O 3 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C Tray
Infineon Technologies 8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V
Datasheet
2,034In Stock
$29.87
$23.61
$21.50
$20.49
View
Min.: 1
Mult.: 1
8051 64 kB 8 kB QFN-48 67 MHz 20 bit 31 I/O 1.71 V 1.89 V SMD/SMT 8 bit - 40 C + 85 C CY8C3866 Tray

Microchip Technology 8-bit Microcontrollers - MCU C51RB2 FLASH 3V 16k Ind
Datasheet
286In Stock
$10.60
$9.79
$9.74
$9.40
View
Min.: 1
Mult.: 1
8051 16 kB 1.25 kB PLCC-44 60 MHz No ADC 32 I/O 2.7 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C 89C Tube

Microchip Technology 8-bit Microcontrollers - MCU 4kB Flash 128B RAM 33MHz 4.0V-5.5V
Datasheet
349In Stock
$6.20
$5.67
$5.43
Min.: 1
Mult.: 1
8051 4 kB 128 B PLCC-44 24 MHz No ADC 32 I/O 4 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C 89S Tube
Infineon Technologies 8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V
Datasheet
3,435In Stock
$19.40
$15.30
$13.22
$12.81
View
Min.: 1
Mult.: 1
8051 64 kB 8 kB TQFP-100 50 MHz 12 bit 70 I/O 1.71 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C CY8C3446 Tray
Infineon Technologies 8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V
Datasheet
286In Stock
$28.43
$23.52
$21.15
$20.31
View
Min.: 1
Mult.: 1
8051 64 kB 8 kB QFN-48 67 MHz 20 bit 31 I/O 1.71 V 1.89 V SMD/SMT 8 bit - 40 C + 85 C CY8C3866 Tray
Infineon Technologies 8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V
Datasheet
620In Stock
$20.25
$16.00
$13.85
$13.39
View
Min.: 1
Mult.: 1
8051 64 kB 8 kB TQFP-100 50 MHz 12 bit 72 I/O 1.71 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C CY8C3246 Tray

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU
Datasheet
2,590In Stock
$14.79
$11.77
$10.61
$9.95
View
Min.: 1
Mult.: 1
8051 16 kB 768 B QFN-20 25 MHz 10 bit 17 I/O 2.7 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C C8051F336 Tube

Microchip Technology 8-bit Microcontrollers - MCU C51IC2 32K FLASH I2C 32KHz 3V
Datasheet
460In Stock
$11.64
$10.75
$10.47
$10.24
$9.74
Min.: 1
Mult.: 1
8051 32 kB 1.25 kB PLCC-44 60 MHz No ADC 34 I/O 2.7 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C 89C Tube
Microchip Technology 8-bit Microcontrollers - MCU C51IC2 32Kf I2C 32KHz TQFP44 I. 5V GREEN
Datasheet
191In Stock
$10.88
$9.97
$9.05
$9.04
Min.: 1
Mult.: 1
8051 32 kB 1.25 kB TQFP-44 60 MHz No ADC 34 I/O 2.7 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C Tray
Infineon Technologies 8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V
Datasheet
586In Stock
$13.56
$12.00
$9.27
$8.20
View
Min.: 1
Mult.: 1
8051 64 kB 8 kB SSOP-48 50 MHz 12 bit 29 I/O 1.71 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C CY8C3246 Tube

Microchip Technology 8-bit Microcontrollers - MCU 64K FLASH 32KHz 3.5-5V Ind.
Datasheet
431In Stock
$16.47
$15.09
$13.68
Min.: 1
Mult.: 1
8051 64 kB 1.75 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
Microchip Technology 8-bit Microcontrollers - MCU C51RD2 ROMless TQFP44 Ind 5V GREEN
Datasheet
1,929In Stock
$5.17
$4.75
$4.30
Min.: 1
Mult.: 1
8051 1.25 kB TQFP-44 40 MHz No ADC 32 I/O 2.7 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU C51RB2 FLASH 16k TQFP44 ind 3V GREEN
Datasheet
631In Stock
$10.10
$9.27
$8.39
$8.37
Min.: 1
Mult.: 1
8051 16 kB 1.25 kB TQFP-44 60 MHz No ADC 32 I/O 2.7 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C Tray
Infineon Technologies 8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V
Datasheet
678In Stock
$12.97
$10.35
$8.85
$8.55
View
Min.: 1
Mult.: 1
8051 32 kB 4 kB TQFP-100 50 MHz 12 bit 70 I/O 1.71 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C CY8C3245 Tray
Microchip Technology 8-bit Microcontrollers - MCU MCUs AT89x, 64KB Flash, TQFP-44
Datasheet
2,059In Stock
Cut Tape
$11.15
$10.87
$10.02
Reel
$9.22
Min.: 1
Mult.: 1
: 2,000
8051 64 kB 2 kB TQFP-44 60 MHz 34 I/O 2.7 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C Reel, Cut Tape

Infineon Technologies 8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V
Datasheet
147In Stock
$28.26
$23.04
$21.09
$20.12
View
Min.: 1
Mult.: 1
8051 64 kB 8 kB QFN-68 67 MHz 12 bit 28 I/O 1.71 V 1.89 V SMD/SMT 8 bit + 85 C CY8C3666 Tray

Microchip Technology 8-bit Microcontrollers - MCU 16K Flash ADC
Datasheet
1,019In Stock
$11.96
$11.71
$10.96
$9.92
Min.: 1
Mult.: 1
8051 16 kB 512 B SOIC-28 40 MHz 10 bit 20 I/O 3 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C 89C Tube
Microchip Technology 8-bit Microcontrollers - MCU 32K FLASH 4.0 TO 5.5V
Datasheet
3,742In Stock
$4.10
$3.76
$3.63
$3.61
Min.: 1
Mult.: 1
8051 32 kB 512 B TQFP-44 24 MHz No ADC 32 I/O 4 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C 89C Tray

Infineon Technologies 8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V
Datasheet
2,600In Stock
$18.64
$14.69
$13.10
$12.61
View
Min.: 1
Mult.: 1
8051 64 kB 8 kB QFN-68 50 MHz 12 bit 48 I/O 1.71 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C CY8C3246 Tray
Analog Devices / Maxim Integrated 8-bit Microcontrollers - MCU EPROM/ROM High-Speed Microcontrollers
Datasheet
304In Stock
$82.73
$80.90
$79.16
$77.57
Min.: 1
Mult.: 1
Max.: 243
8051 16 kB 1 kB PDIP-40 33 MHz No ADC 32 I/O 4.5 V 5.5 V Through Hole 8 bit - 40 C + 85 C DS87C520 Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU
Datasheet
3,007In Stock
Cut Tape
$6.50
$4.95
$4.56
$4.13
View
Reel
$3.71
Min.: 1
Mult.: 1
: 2,500
8051 16 kB 1.54 kB QFN-28 25 MHz 15 I/O 2.7 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F327 Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU
Datasheet
2,731In Stock
Cut Tape
$15.15
$11.86
$11.04
$10.14
View
Reel
$8.75
MouseReel Available
Min.: 1
Mult.: 1
: 2,500
8051 16 kB 768 B QFN-24 25 MHz 10 bit 21 I/O 2.7 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C C8051F338 Reel, Cut Tape, MouseReel