OK电子元件资料网

74LS40DC

Dual 4-input NAND Gate

74LS40PC

Dual 4-input NAND Gate

74LS42

Semiconductor

POWER SCHOTTKY

74LS42DC

BCD-To-Decimal Decoder

74LS42PC

BCD-To-Decimal Decoder

74LS43

Raytheon Company

4-Line 10-Line Decoders(1-of-10)

74LS447PC

Decoder/Driver

74LS451

National Semiconductor

DM54LS451/DM74LS451 DUAL Multiplexer

74LS47

Fairchild Semiconductor

7-Segment Decoder/Driver with Open-Collector Outputs

74LS47PC

Decoder/Driver

74LS48

Hitachi Semiconductor

BCD-to-Seven-Segment Decoder Driver(Internal Pull-up outputs)

74LS48PC

Decoder/Driver

74LS49

Hitachi Semiconductor

BCD-to-Seven Segment Decoder Driver(with Open collector outputs)

74LS490PC

Asynchronous Up Counter

74LS49PC

Decoder/Driver

74LS502DC

Successive-Approximation Register

74LS502PC

Successive-Approximation Register

74LS503SC

Successive-Approximation Register

74LS51

Fairchild Semiconductor

Dual 2-Wide 2-Input, 2-Wide 3-Input AND-OR-INVERT Gate

74LS51DC

2/2-input and 3/3-input AND-NOR Gate

74LS51PC

2/2-input and 3/3-input AND-NOR Gate

74LS533DC

8-Bit D-Type Latch

74LS534DC

Octal D-Type Flip-Flop

74LS534PC

Octal D-Type Flip-Flop

74LS54

Hitachi Semiconductor

4-wide 2-input, 3-input AND-OR-INVERT Gates

74LS540

Motorola,

OCTAL BUFFER/LINE DRIVER WITH 3-STATE OUTPUTS

74LS540DC

8-Bit Inverting Buffer/Driver

74LS540PC

8-Bit Inverting Buffer/Driver

74LS541

Texas Instruments

OCTAL BUFFERS LINE DRIVERS WITH 3-STATE OUTPUTS

74LS54DC

2/2/3/3-input AND-NOR Gate

74LS54PC

2/2/3/3-input AND-NOR Gate

74LS55

Texas Instruments

WIDE INPUT ORINVERT GATES

74LS55SC

4/4-input AND-NOR Gate

74LS563PC

8-Bit D-Type Latch

74LS564PC

Octal D-Type Flip-Flop

74LS569

MOTOROLA[Motorola

FOUR-BIT UP/DOWN COUNTER WITH THREE-STATE OUTPUTS

74LS569A

MOTOROLA[Motorola

FOUR-BIT UP/DOWN COUNTER WITH THREE-STATE OUTPUTS

74LS56P

Texas Instruments

FREQUENCY DIVIDERS

74LS573

Fairchild Semiconductor

Octal D-Type Latch with 3-STATE Outputs

74LS573DC

8-Bit D-Type Latch

74LS573PC

8-Bit D-Type Latch

74LS573SC

8-Bit D-Type Latch

74LS574

Fairchild Semiconductor

Octal D-Type Flip-Flop with 3-STATE Outputs

74LS574DC

Octal D-Type Flip-Flop

74LS574SC

Octal D-Type Flip-Flop

74LS590

Texas Instruments

8-BIT BINARY COUNTERS WITH OUTPUT

74LS595

Texas Instruments

8-BIT SHIFT REGISTERS WITH OUTPUT LATCHES

74LS606

Texas Instruments

OCTAL INPUT MULTIPLEXED LATES

74LS624

Texas Instruments

VOLTAGE-CONTROLLED OSCILLATORS

74LS628

Texas Instruments

VOLTAGE-CONTROLLED OSCILLATORS

74LS629

Texas Instruments

VOLTAGE-CONTROLLED OSCILLATORS

74LS640

MOTOROLA[Motorola,

OCTAL TRANSCEIVERS

74LS645

Texas Instruments

OCTAL TRANSCEIVERS

74LS646

Texas Instruments

OCTAL TRANSCEIVERS REGISTERS

74LS670

MOTOROLA[Motorola

REGISTER FILE WITH 3-STATE OUTPUTS

74LS670DC

Register File

74LS670PC

Register File

74LS672

Texas Instruments

4-BIT UNIVERSAL SHIFT REGISTERS/LATCHES WITH 3-STATE OUTPUTS

74LS68

Semiconductor

POWER SCHOTTKY

74LS682

Semiconductor

POWER SCHOTTKY

74LS688

Texas Instruments

8-BIT MAGNITUDE/IDENTITY COMPARATORS

74LS73

Fairchild Semiconductor

74LS73A

Fairchild Semiconductor

DUAL NEGATIVE-EDGE-TRIGGERED MASTER-SLAVE FLIP-FLOPS WITH CLEAR COMPLEMENTARY OUTPUTS

74LS74

Semiconductor

POWER SCHOTTKY

74LS74A

Texas Instruments

DUAL D-TYPE POSITIVE-EDGE-TRIGGERED FLIP-FLOPS WITH PRESET CLEAR

74LS74APC

Dual D-Type Flip-Flop

74LS74ASC

Dual D-Type Flip-Flop

74LS74PC

Dual D-Type Flip-Flop

74LS75

Fairchild Semiconductor

Quad Latch

74LS76

Semiconductor

POWER SCHOTTKY

74LS77

Motorola,

4-BIT LATCH POWER SCHOTTKY

74LS83

Fairchild Semiconductor

4-Bit Binary Adder with Fast Carry

74LS83A

FAIRCHILD[Fairchild Semiconductor]

4-BIT BINARY FULL ADDER

74LS83ADC

FAIRCHILD[Fairchild Semiconductor]

4-BIT BINARY FULL ADDER

74LS83AFC

FAIRCHILD[Fairchild Semiconductor]

4-BIT BINARY FULL ADDER

74LS83APC

FAIRCHILD[Fairchild Semiconductor]

4-BIT BINARY FULL ADDER

74LS848

Motorola,

8-INPUT PRIORITY ENCODERS WITH 3-STATE OUTPUTS

74LS85

Semiconductor

POWER SCHOTTKY

74LS85DC

Magnitude Comparator

74LS85PC

Magnitude Comparator