Logic - Gates and Inverters

Image Part Number Description / PDF Quantity Rfq
MC74HCT14ADG

MC74HCT14ADG

Sanyo Semiconductor/ON Semiconductor

IC INVERT SCHMITT 6CH 6IN 14SOIC

32617985

NC7SZ38L6X

NC7SZ38L6X

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND OD 1CH 2IN 6MICROPK

2147483647

MC74HC03ADR2G

MC74HC03ADR2G

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND OD 4CH 2-INP 14SOIC

799

NL17SG32P5T5G

NL17SG32P5T5G

Sanyo Semiconductor/ON Semiconductor

IC GATE OR 1CH 2-INP SOT953

10962

MC74AC10DG

MC74AC10DG

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 3CH 3-INP 14SOIC

169017215

MC74LCX00DG

MC74LCX00DG

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 4CH 2-INP 14SOIC

1682

NLU1GU04MUTCG

NLU1GU04MUTCG

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 1CH 1-INP 6UDFN

3000

MC74LVX14DTR2G

MC74LVX14DTR2G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 6CH 6-INP 14TSSOP

1488

NC7WZ08L8X

NC7WZ08L8X

Sanyo Semiconductor/ON Semiconductor

IC GATE AND 2CH 2-INP 8MICROPAK

4602

NLV14069UBDG

NLV14069UBDG

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 6CH 6-INP 14SOIC

0

74LVX14MTCX

74LVX14MTCX

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 6CH 6-INP 14TSSOP

2147483647

74ACT00MTCX

74ACT00MTCX

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 4CH 2-INP 14TSSOP

1108

74AC00MTC

74AC00MTC

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 4CH 2-INP 14TSSOP

78

MC74VHCT86ADR2G

MC74VHCT86ADR2G

Sanyo Semiconductor/ON Semiconductor

IC GATE XOR 4CH 2-INP 14SOIC

2355

NL27WZ02MU2TCG

NL27WZ02MU2TCG

Sanyo Semiconductor/ON Semiconductor

IC GATE NOR 2CH 2-INP 8UDFN

0

MM74HC132MTC

MM74HC132MTC

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 4CH 2-INP 14TSSOP

46

74ACT00

74ACT00

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 4CH 2-INP DIE

0

74ACTQ02

74ACTQ02

Sanyo Semiconductor/ON Semiconductor

DIE GATE NOR QUAD 2-INP

0

MC74VHC1G00P5T5G

MC74VHC1G00P5T5G

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 1CH 2-INP SOT953

0

74VHCT04A

74VHCT04A

Sanyo Semiconductor/ON Semiconductor

DIE INVERTER ADV HIGH SPEED CMOS

0

Logic - Gates and Inverters

1. Overview

Logic gates and inverters are fundamental components of digital integrated circuits (ICs). They perform basic logical operations (AND, OR, NOT, etc.) and signal inversion, forming the building blocks of complex digital systems. These components enable Boolean algebra implementation in hardware, driving functions in computers, communication systems, industrial automation, and consumer electronics. Their reliability, speed, and miniaturization have been critical to advancements in modern electronics.

2. Major Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
AND GateOutputs HIGH only when all inputs are HIGHAddress decoding in memory circuits
OR GateOutputs HIGH if at least one input is HIGHSignal combining in control systems
NOT Gate (Inverter)Reverses input signal (HIGH LOW)Digital signal conditioning
NAND GateAND followed by inversion (universal gate)Universal logic implementation
NOR GateOR followed by inversion (universal gate)High-speed arithmetic circuits
XOR GateOutputs HIGH when inputs differError detection/correction circuits

3. Structure and Composition

Logic gates and inverters are fabricated using semiconductor technologies like CMOS (Complementary Metal-Oxide-Semiconductor), TTL (Transistor-Transistor Logic), or ECL (Emitter-Coupled Logic). A typical CMOS-based gate includes:

  • Substrate: Silicon wafer with p-well/n-well regions
  • Transistors: Paired NMOS and PMOS devices for signal switching
  • Interconnects: Aluminum/copper layers for input/output connections
  • Encapsulation: Plastic/ceramic packages (DIP, SOP, QFN) with 14 20 pins

Advanced nodes (e.g., 7nm FinFET) integrate 3D transistor structures for improved performance.

4. Key Technical Specifications

ParameterDescriptionImportance
Propagation DelayTime between input change and output responseDetermines maximum operating frequency
Supply Voltage (VCC)Operating voltage range (e.g., 1.8V 5.5V)Defines compatibility with system voltage
Power DissipationEnergy consumed during operationImpacts thermal management and battery life
Output Drive CapabilityMaximum current/voltage outputDictates fan-out and load capacity
Operating TemperatureTemperature range (-40 C to 125 C)Ensures reliability in harsh environments

5. Application Domains

  • Computing: CPUs, GPUs, ALUs, memory controllers
  • Communication: Routers, modems, 5G base stations
  • Industrial: PLCs, motor controllers, sensors
  • Consumer Electronics: Smartphones, TVs, gaming consoles
  • Automotive: ECUs, ADAS, infotainment systems

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductsKey Features
Texas InstrumentsSN74LVC1G08 (AND gate)Ultra-low power, 1.65V 5.5V supply
NXP Semiconductors74HCT03 (NAND gate)High-speed CMOS, TTL-compatible
STMicroelectronicsSTM74HC04 (Hex Inverter)Industrial temperature range
IntelFPGA-based logic arraysReconfigurable gate-level logic

7. Selection Guidelines

Key considerations include:

  • Speed vs. Power: High-speed (ECL/TTL) for performance-critical tasks; CMOS for low power
  • Voltage Compatibility: Match supply voltage with system requirements
  • Package Type: DIP for prototyping, QFN for space-constrained PCBs
  • Environmental Demands: Automotive-grade parts for high-temperature resilience
  • Cost: Balance performance needs with budget constraints

Example: Choosing SN74LVC1G32 (OR gate) for a 3.3V IoT device ensures low power consumption and compact integration.

8. Industry Trends

  • Advanced Node Scaling: Transition to 5nm/3nm processes for higher density
  • 3D Integration: Stacked die architectures for improved performance
  • Green Manufacturing: Reduced lead/tin content and energy-efficient fabrication
  • AI-Driven Design: Machine learning for optimized logic synthesis
  • Automotive Focus: Increased demand for AEC-Q100 qualified parts
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