Logic - Gates and Inverters

Image Part Number Description / PDF Quantity Rfq
NLV74HC14ADG

NLV74HC14ADG

Sanyo Semiconductor/ON Semiconductor

IC INVERT SCHMITT 6CH 6IN 14SOIC

1013

MC74LCX06DG

MC74LCX06DG

Sanyo Semiconductor/ON Semiconductor

IC INVERTER OD 6CH 6-INP 14SOIC

3930

NL17SZ00XV5T2G

NL17SZ00XV5T2G

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 1CH 2-INP SOT553

2147483647

NC7SV08L6X

NC7SV08L6X

Sanyo Semiconductor/ON Semiconductor

IC GATE AND 1CH 2-INP 6MICROPAK

500060000

MC74VHC14DR2G

MC74VHC14DR2G

Sanyo Semiconductor/ON Semiconductor

IC INVERT SCHMITT 6CH 6IN 14SOIC

16

M74VHC1GT02DTT1G

M74VHC1GT02DTT1G

Sanyo Semiconductor/ON Semiconductor

IC GATE NOR 1CH 2-INP 5TSOP

6315

MM74HCT32M

MM74HCT32M

Sanyo Semiconductor/ON Semiconductor

IC GATE OR 4CH 2-INP 14SOIC

343034100

NLV14001BDR2G

NLV14001BDR2G

Sanyo Semiconductor/ON Semiconductor

IC GATE NOR 4CH 2-INP 14SOIC

1716

MC74HC08ADR2G

MC74HC08ADR2G

Sanyo Semiconductor/ON Semiconductor

IC GATE AND 4CH 2-INP 14SOIC

60861

MC74LCX04DTR2G

MC74LCX04DTR2G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 6CH 6-INP 14TSSOP

2496

MC74VHC1G02DFT1G

MC74VHC1G02DFT1G

Sanyo Semiconductor/ON Semiconductor

IC GATE NOR 1CH 2-INP SC88A

2147483647

MC14011UBDG

MC14011UBDG

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 4CH 2-INP 14SOIC

10246160

74ACT00SC

74ACT00SC

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 4CH 2-INP 14SOIC

505

NL17SZ00DFT2G

NL17SZ00DFT2G

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 1CH 2-INP SC88A

1227839000

NL27WZ04DFT1G

NL27WZ04DFT1G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 2CH 2-INP SC88

580696000

MC74HC14ADTG

MC74HC14ADTG

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 6CH 6-INP 14TSSOP

42826624

74AC08SC

74AC08SC

Sanyo Semiconductor/ON Semiconductor

IC GATE AND 4CH 2-INP 14SOIC

4052

74LVX00MTCX

74LVX00MTCX

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 4CH 2-INP 14TSSOP

5740

MC14023BDG

MC14023BDG

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 3CH 3-INP 14SOIC

1523

MC14049UBDR2G

MC14049UBDR2G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 6CH 6-INP 16SOIC

174

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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