Logic - Gates and Inverters

Image Part Number Description / PDF Quantity Rfq
NLV18SZ00DFT2G

NLV18SZ00DFT2G

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 1CH 2-INP SC88A

219000

NL17SG08DFT2G

NL17SG08DFT2G

Sanyo Semiconductor/ON Semiconductor

IC GATE AND 1CH 2-INP SC88A

2147483647

NLV18VHC1G14DFT2G

NLV18VHC1G14DFT2G

Sanyo Semiconductor/ON Semiconductor

IC INVERT SCHMITT 1CH 1-IN SC88A

153000

MC74ACT02DR2G

MC74ACT02DR2G

Sanyo Semiconductor/ON Semiconductor

IC GATE NOR 4CH 2-INP 14SOIC

0

74LVC86ADR2G

74LVC86ADR2G

Sanyo Semiconductor/ON Semiconductor

IC GATE XOR 4CH 2-INP 14SOIC

0

MC74VHC1G32DFT2G

MC74VHC1G32DFT2G

Sanyo Semiconductor/ON Semiconductor

IC GATE OR 1CH 2-INP SC88A

460360000

MC74HCU04ADR2G

MC74HCU04ADR2G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 6CH 6-INP 14SOIC

367

NC7S04M5X

NC7S04M5X

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 1CH 1-INP SOT23-5

6

NL17SG00DFT2G

NL17SG00DFT2G

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 1CH 2-INP SC88A

5900

NLV37WZ14USG

NLV37WZ14USG

Sanyo Semiconductor/ON Semiconductor

IC INVERTER SCHMITT 3CH 3-IN US8

0

NLVVHC1G132DTT1G

NLVVHC1G132DTT1G

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 1CH 2IN 5TSOP

2580

M74VHC1GU04DFT1G

M74VHC1GU04DFT1G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 1CH 1-INP SC88A

5100

MC74HC132ADG

MC74HC132ADG

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 4CH 2-INP 14SOIC

9140

74LCX32MTCX

74LCX32MTCX

Sanyo Semiconductor/ON Semiconductor

IC GATE OR 4CH 2-INP 14TSSOP

43615000

NC7WV04P6X

NC7WV04P6X

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 2CH 2-INP SC88

3069

74VCX86MTC

74VCX86MTC

Sanyo Semiconductor/ON Semiconductor

IC GATE XOR 4CH 2-INP 14TSSOP

333056400

MC74LVX32DR2G

MC74LVX32DR2G

Sanyo Semiconductor/ON Semiconductor

IC GATE OR 4CH 2-INP 14SOIC

575

MC14001BDTR2G

MC14001BDTR2G

Sanyo Semiconductor/ON Semiconductor

IC GATE NOR 4CH 2-INP 14TSSOP

2147483647

MC74AC20DG

MC74AC20DG

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 2CH 4-INP 14SOIC

780

M74VHC1GT04DFT2G

M74VHC1GT04DFT2G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 1CH 1-INP SC88A

793093000

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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