8051 Core Embedded Processors &amp; Controllers

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

Datasheet

620In Stock

$15.58

$12.31

$10.65

$10.30

View

Min.: 1
Mult.: 1

SMD/SMT

TQFP-100

8051

72 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

CY8C3246PVI-122
Infineon Technologies
1: $10.06
586In Stock

Mfr. Part No.
CY8C3246PVI-122

Mouser Part No
727-CY8C3246PVI-122

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

Datasheet

586In Stock

$10.06

$7.84

$7.19

$6.30

View

Min.: 1
Mult.: 1

SMD/SMT

SSOP-48

8051

29 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

CY8C3446AXI-099
Infineon Technologies
1: $15.69
355In Stock

Mfr. Part No.
CY8C3446AXI-099

Mouser Part No
727-CY8C3446AXI-099

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

Datasheet

355In Stock

$15.69

$12.40

$10.72

$10.27

View

Min.: 1
Mult.: 1

SMD/SMT

TQFP-100

8051

72 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 64K Flash 8K SRAM 8bit 67 MHz

CY8C3866AXI-208
Infineon Technologies
1: $23.68
262In Stock

Mfr. Part No.
CY8C3866AXI-208

Mouser Part No
727-CY8C3866AXI-208

8-bit Microcontrollers - MCU 64K Flash 8K SRAM 8bit 67 MHz

Datasheet

262In Stock

$23.68

$18.77

$16.57

$14.99

View

Min.: 1
Mult.: 1

SMD/SMT

TQFP-100

8051

62 I/O

8 bit

20 bit

8-bit Microcontrollers - MCU C51RB2 FLASH 3V 16k Ind

AT89C51RB2-SLSUL
Microchip Technology
1: $8.15
286In Stock

Mfr. Part No.
AT89C51RB2-SLSUL

Mouser Part No
556-A89C51RB2SLSUL

Microchip Technology

8-bit Microcontrollers - MCU C51RB2 FLASH 3V 16k Ind

Datasheet

286In Stock

$8.15

$7.53

$7.52

Min.: 1
Mult.: 1

SMD/SMT

PLCC-44

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU 4kB Flash 128B RAM 33MHz 4.0V-5.5V

AT89S51-24JU
Microchip Technology
1: $4.77
349In Stock

Mfr. Part No.
AT89S51-24JU

Mouser Part No
556-A89S51-24JU

Microchip Technology

8-bit Microcontrollers - MCU 4kB Flash 128B RAM 33MHz 4.0V-5.5V

Datasheet

349In Stock

$4.77

$4.36

$4.18

Min.: 1
Mult.: 1

SMD/SMT

PLCC-44

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

CY8C3446AXI-105
Infineon Technologies
1: $14.93
3,435In Stock

Mfr. Part No.
CY8C3446AXI-105

Mouser Part No
727-CY8C3446AXI-105

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

Datasheet

3,435In Stock

$14.93

$11.78

$10.18

$9.85

View

Min.: 1
Mult.: 1

SMD/SMT

TQFP-100

8051

70 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V

CY8C3866LTI-067
Infineon Technologies
1: $22.22
286In Stock

Mfr. Part No.
CY8C3866LTI-067

Mouser Part No
727-CY8C3866LTI-067

8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V

Datasheet

286In Stock

$22.22

$18.09

$16.27

$15.71

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-48

8051

31 I/O

8 bit

20 bit

8-bit Microcontrollers - MCU 50 MIPS, 128 kB, 8 kB, CAN2.0, LIN 2.1, SPI, 2xUART, I2C, QFP48

C8051F580-IQR
Silicon Labs
1: $17.35
4,175In Stock
End of Life

Mfr. Part No.
C8051F580-IQR

Mouser Part No
634-C8051F580-IQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 50 MIPS, 128 kB, 8 kB, CAN2.0, LIN 2.1, SPI, 2xUART, I2C, QFP48

Datasheet

4,175In Stock

Cut Tape

$17.35

$14.10

$12.49

$11.91

Reel

$10.43

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

SMD/SMT

TQFP-48

8051

40 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 8-bit MCU

C8051F313-GMR
Silicon Labs
1: $11.42
1,120In Stock

Mfr. Part No.
C8051F313-GMR

Mouser Part No
634-C8051F313-GMR

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 8-bit MCU

Datasheet

1,120In Stock

Cut Tape

$11.42

$8.88

$8.47

$7.36

View

Reel

$5.74

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-24

8051

25 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 8051 25 MHz 4 kB 8-bit MCU

C8051F850-C-GM
Silicon Labs
1: $2.93
1,473In Stock
NRND

Mfr. Part No.
C8051F850-C-GM

Mouser Part No
634-C8051F850-C-GM

NRND

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 4 kB 8-bit MCU

Datasheet

1,473In Stock

$2.93

$2.46

$2.16

$2.01

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

8051

16 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU

C8051F336-GMR
Silicon Labs
1: $11.54
1,458In Stock

Mfr. Part No.
C8051F336-GMR

Mouser Part No
634-C8051F336-GMR

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU

Datasheet

1,458In Stock

Cut Tape

$11.54

$9.38

$8.24

$7.85

View

Reel

$6.26

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-20

8051

17 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU C5130A 32K Flash

AT89C5131A-RDTUM
Microchip Technology
1: $6.88
939In Stock

Mfr. Part No.
AT89C5131A-RDTUM

Mouser Part No
556-A89C5131ARDTUM

Microchip Technology

8-bit Microcontrollers - MCU C5130A 32K Flash

Datasheet

939In Stock

$6.88

$6.87

$6.59

$6.44

$6.41

Min.: 1
Mult.: 1

SMD/SMT

VQFP-64

8051

34 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers

DS89C450-ENG+
Analog Devices / Maxim Integrated
1: $34.32
145In Stock

Mfr. Part No.
DS89C450-ENG+

Mouser Part No
700-DS89C450-ENG

8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers

Datasheet

145In Stock

$34.32

$28.68

$25.93

$24.49

Min.: 1
Mult.: 1
Max.: 145

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU 8kB/256B RAM, 8b ADC, 2% osc, QFN11 OTP available (T600-GM)

C8051F300-GMR
Silicon Labs
1: $7.68
900In Stock

Mfr. Part No.
C8051F300-GMR

Mouser Part No
634-C8051F300-GMR

Silicon Labs

8-bit Microcontrollers - MCU 8kB/256B RAM, 8b ADC, 2% osc, QFN11 OTP available (T600-GM)

Datasheet

900In Stock

Cut Tape

$7.68

$6.24

$5.45

$5.09

View

Reel

$4.15

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-11

8051

8 I/O

8 bit

8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V

AT89LP51ID2-20AAU
Microchip Technology
1: $6.03
297In Stock

Mfr. Part No.
AT89LP51ID2-20AAU

Mouser Part No
556-AT89LP51ID220AAU

Microchip Technology

8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V

Datasheet

297In Stock

$6.03

$5.65

$5.27

$5.24

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-44

8051

36 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

DS80C320-ENL+
Analog Devices / Maxim Integrated
1: $48.07
171In Stock

Mfr. Part No.
DS80C320-ENL+

Mouser Part No
700-DS80C320-ENL

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

Datasheet

171In Stock

$48.07

$40.39

$36.73

$34.49

Min.: 1
Mult.: 1
Max.: 171

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU

C8051F327-GMR
Silicon Labs
1: $5.15
3,007In Stock

Mfr. Part No.
C8051F327-GMR

Mouser Part No
634-C8051F327-GMR

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU

Datasheet

3,007In Stock

Cut Tape

$5.15

$4.19

$3.64

$3.45

View

Reel

$2.75

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-28

8051

15 I/O

8 bit

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU

C8051F338-GMR
Silicon Labs
1: $12.56
2,731In Stock

Mfr. Part No.
C8051F338-GMR

Mouser Part No
634-C8051F338-GMR

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU

Datasheet

2,731In Stock

Cut Tape

$12.56

$10.21

$9.74

$8.45

View

Reel

$6.31

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-24

8051

21 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

DS80C320-ECL+
Analog Devices / Maxim Integrated
1: $47.05
134In Stock

Mfr. Part No.
DS80C320-ECL+

Mouser Part No
700-DS80C320-ECL

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

Datasheet

134In Stock

$47.05

$40.24

$38.55

$34.93

Min.: 1
Mult.: 1
Max.: 134

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

DS80C320-ENG+
Analog Devices / Maxim Integrated
1: $42.32
145In Stock

Mfr. Part No.
DS80C320-ENG+

Mouser Part No
700-DS80C320-ENG

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

Datasheet

145In Stock

$42.32

$35.59

$32.29

$30.21

Min.: 1
Mult.: 1
Max.: 145

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU SINGLE CYC 4K FLASH -20MHZ 2.4-5.5V

AT89LP4052-20XU
Microchip Technology
1: $3.22
94In Stock

Mfr. Part No.
AT89LP4052-20XU

Mouser Part No
556-A89LP4052-20XU

Microchip Technology

8-bit Microcontrollers - MCU SINGLE CYC 4K FLASH -20MHZ 2.4-5.5V

Datasheet

94In Stock

$3.22

$2.80

Min.: 1
Mult.: 1

SMD/SMT

TSSOP-20

8051

15 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU 8Bit MCU Low Power

AT89C55WD-24AUR
Microchip Technology
1: $3.47
259In Stock

Mfr. Part No.
AT89C55WD-24AUR

Mouser Part No
556-AT89C55WD-24AUR

Microchip Technology

8-bit Microcontrollers - MCU 8Bit MCU Low Power

Datasheet

259In Stock

Cut Tape

$3.47

$3.18

$3.12

Reel

$3.12

Quote

Min.: 1
Mult.: 1

: 2,000

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU CAN C51 64K FLASH UAR BOOT

AT89C51CC03UA-SLSUM
Microchip Technology
1: $11.58
134In Stock

Mfr. Part No.
AT89C51CC03UA-SLSUM

Mouser Part No
556-A89C51C03UASLSUM

Microchip Technology

8-bit Microcontrollers - MCU CAN C51 64K FLASH UAR BOOT

Datasheet

134In Stock

$11.58

$10.64

$9.62

Min.: 1
Mult.: 1

SMD/SMT

PLCC-44

8051

36 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

CY8C3246LTI-162
Infineon Technologies
1: $12.40
299In Stock

Mfr. Part No.
CY8C3246LTI-162

Mouser Part No
727-CY8C3246LTI-162

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V