Logic Gate
Logic gate ICs: 74xx series NAND, NOR, AND, OR, XOR and inverter gates, 7474 and CD4013 flip-flops, CD4027 JK flip-flops and CD4093 Schmitt triggers.
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7400 Quad 2-Input NAND Gate
Quick Info:
- Logic Type : NAND Gate
- Number of Circuits : 4
- Number of Inputs : 2
- Voltage – Supply : 4.75V ~ 5.25V
Rs 60.007400 Quad 2-Input NAND Gate
Rs 60.00 -
7402 Quad 2-Input NOR Gate
Quick Info :
- Logic Type : NOR Gate
- Number of Circuits : 4
- Number of Inputs : 2
- Voltage – Supply : 4.75V ~ 5.25V
Rs 60.007402 Quad 2-Input NOR Gate
Rs 60.00 -
7404 Hex Inverter Gate
Quick Info:
- Logic Type : Inverter
- Number of Circuits : 6
- Number of Inputs : 1
- Voltage – Supply :4.75V ~ 5.25V
Rs 60.007404 Hex Inverter Gate
Rs 60.00 -
7432 Quad 2-Input OR Gate
Quick Info :
- Logic Type : OR Gate
- Number of Circuits : 4
- Number of Inputs : 2
- Voltage – Supply : 4.75V ~ 5.25V
Rs 65.007432 Quad 2-Input OR Gate
Rs 65.00 -
CD4027 Dual JK Master Slave IC
Quick Info :
- IC Type : Dual JK Master-Slave Flip-Flop
- Logic Family : CMOS
- Supply Voltage : 3V to 15V
- Input Voltage Range : 0V to Vdd
- Output Voltage : 0V to Vdd
- Propagation Delay : 50ns
Rs 90.00CD4027 Dual JK Master Slave IC
Rs 90.00 -
CD4027B JK Flip-Flop
Quick Info :
- Supply Voltage : 3V to 15V
- Input Voltage : 0V to V<sub>DD</sub>
- Output Voltage : 0V to V<sub>DD</sub>
- Clock Frequency : 5 MHz (at 10V)
- Propagation Delay : 60 ns (at 10V)
- Quiescent Current : 1 µA (max)
Rs 90.00CD4027B JK Flip-Flop
Rs 90.00 -
CD4050B CMOS Hex Inverting Buffer
Quick Info :
- Model : CD4050B
- Technology : CMOS
- Package Type : DIP-14 / SOIC-14 (varies by manufacturer)
- Number of Buffers : 6
- Supply Voltage : 3V to 15V
- Input Voltage : Vih ≥ 2V, Vil ≤ 1V
- Output Voltage : Voh ≥ 3.5V , Vol ≤ 0.5V
Rs 30.00CD4050B CMOS Hex Inverting Buffer
Rs 30.00 -
CD4077 Quad 2-Input XNOR Gate IC
Quick Info:
- IC Type : Quad 2-Input XNOR Gate
- Logic Family : CMOS 4000 Series
- Number of Gates : 4
- Package : DIP-14
- Supply Voltage : 3V – 15V
- Propagation Delay : 125ns (at 5V)
- Pin Count : 14
Rs 100.00Rs 150.00CD4077 Quad 2-Input XNOR Gate IC
Rs 100.00Rs 150.00 -
CD4093 Quad 2-Input NAND Schmitt Trigger
Quick Info :
- IC Type : Quad 2-Input NAND Schmitt Trigger
- Logic Family : CMOS
- Supply Voltage : 3V to 15V
- Input Voltage Range : (Vin) 0V to Vdd
- Output Voltage : 0V to Vdd
- Hysteresis Voltage : Typically 0.4V at 5V Vdd
Rs 70.00 -
7408 Quad 2-Input AND Gate
Quick Info :
- Logic Type : AND Gate
- Number of Circuits : 4
- Number of Inputs : 2
- Voltage – Supply : 4.75V ~ 5.25V
Rs 50.007408 Quad 2-Input AND Gate
Rs 50.00 -
7410 Triple 3-Input NAND Gate
Quick Info :
- Logic Type : NAND Gate
- Number of Circuits : 3
- Number of Inputs : 3
- Voltage – Supply : 4.75V ~ 5.25V
Rs 65.007410 Triple 3-Input NAND Gate
Rs 65.00 -
7412 Triple 3-Input NAND Gate
Quick Info :
- Logic Type : NAND Gate
- Number of Circuits : 3
- Number of Inputs : 3
- Voltage – Supply : 4.75V ~ 5.25V
Rs 80.007412 Triple 3-Input NAND Gate
Rs 80.00 -
7420 Dual 4-Input NAND Gate
Quick Info :
- Logic Type : NAND Gate
- Number of Circuits : 2
- Number of Inputs : 4
- Voltage – Supply : 4.75V ~ 5.25V
Rs 140.007420 Dual 4-Input NAND Gate
Rs 140.00 -
7421 Dual 4-Input AND Gate
Quick Info :
- Logic Type : AND Gate
- Number of Circuits : 2
- Number of Inputs : 4
- Voltage – Supply : 2V ~ 6V
Rs 60.007421 Dual 4-Input AND Gate
Rs 60.00 -
7474 Logic Gate IC
Quick Info :
- IC Type Dual D-Type : Flip-Flop
- Logic Family : 74 TTL
- Supply Voltage : 4.75V to 5.25V
- Input Voltage : 0V to 5V
- Output Voltage : 0V to 5V
- Clock Frequency : 30 MHz
Rs 60.007474 Logic Gate IC
Rs 60.00 -
7486 Quad 2 Input XOR Gate
Quick Info :
- Logic Family: TTL (Transistor-Transistor Logic)
- Function: Quad 2-Input XOR Gate
- Number of Gates: 4
- Number of Inputs per Gate: 2
- Logic Level: Positive Logic
- Power Supply Voltage (Vcc): 4.75V – 5.25V (Typical: 5V)
- Propagation Delay: ~10ns (Typical at 5V)
Rs 70.007486 Quad 2 Input XOR Gate
Rs 70.00 -
CD4013B CMOS Dual D-Type Flip Flop
Quick Info :
- Model : CD4013B
- Technology : CMOS
- Package Type : DIP-14 / SOIC-14
- Number of Flip-Flops : 2
- Supply Voltage : 3V to 15V
- Input High Voltage : ≥ 0.7 × Vdd
- Input Low Voltage : ≤ 0.3 × Vdd
Rs 60.00CD4013B CMOS Dual D-Type Flip Flop
Rs 60.00 -
SN74159N TI TTL 4-to-16 Line Decoder IC
Quick Info:
- Part Number : SN74159N
- Manufacturer : Texas Instruments
- Function : 4-to-16 Line Decoder / Demultiplexer
- Logic Family : TTL
- Output Type : Open Collector
- Package : DIP-24 (Through-Hole)
- Supply Voltage : 4.75V – 5.25V
Rs 3,550.00Rs 3,700.00SN74159N TI TTL 4-to-16 Line Decoder IC
Rs 3,550.00Rs 3,700.00
Digital logic chips for learning, lab work and repairs: 7400 NAND, 7402 NOR, 7404 inverter, 7408 AND, 7410 and 7421 multi-input gates, 7432 OR and 7486 XOR, 7474 and CD4013 D flip-flops, CD4027 JK flip-flops, the CD4050 buffer and the CD4093 Schmitt-trigger NAND.
74xx or 40xx?
74xx (TTL) chips run on 5V. CD40xx (CMOS) chips accept a wide supply range, roughly 3V to 15V, and use very little power. Tie unused inputs to ground or the supply, and fit a 0.1µF capacitor close to each chip’s power pins. IC sockets make chips easy to swap.












