Logic - Gates and Inverters

Image Part Number Description / PDF Quantity Rfq
74LVX08M

74LVX08M

Sanyo Semiconductor/ON Semiconductor

IC GATE AND 4CH 2-INP 14SOIC

843

74LCX32MTC

74LCX32MTC

Sanyo Semiconductor/ON Semiconductor

IC GATE OR 4CH 2-INP 14TSSOP

9829400

NLV17SZ14DFT2G

NLV17SZ14DFT2G

Sanyo Semiconductor/ON Semiconductor

IC INVERT SCHMITT 1CH 1-IN SC88A

2955

NC7WZ04P6X

NC7WZ04P6X

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 2CH 2-INP SC88

75015

NC7S32P5X

NC7S32P5X

Sanyo Semiconductor/ON Semiconductor

IC GATE OR 1CH 2-INP SC70-5

231781000

MM74HCT00M

MM74HCT00M

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 4CH 2-INP 14SOIC

1085

74ACT32MTCX

74ACT32MTCX

Sanyo Semiconductor/ON Semiconductor

IC GATE OR 4CH 2-INP 14TSSOP

42

NL27WZU04DTT1G

NL27WZU04DTT1G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 2CH 2-INP 6TSOP

378248000

MC14081BDTR2G

MC14081BDTR2G

Sanyo Semiconductor/ON Semiconductor

IC GATE AND 4CH 2-INP 14TSSOP

15355000

NLVHC32ADTR2G

NLVHC32ADTR2G

Sanyo Semiconductor/ON Semiconductor

IC GATE OR 4CH 2-INP 16SOIC

0

74LVX00M

74LVX00M

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 4CH 2-INP 14SOIC

547117700

MM74HC04M

MM74HC04M

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 6CH 6-INP 14SOIC

0

NLV14106BDR2G

NLV14106BDR2G

Sanyo Semiconductor/ON Semiconductor

IC INVERT SCHMITT 6CH 6IN 14SOIC

25000

74LVX132MTCX

74LVX132MTCX

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 4CH 2-INP 14TSSOP

1283

NL27WZ14DFT2G

NL27WZ14DFT2G

Sanyo Semiconductor/ON Semiconductor

IC INVERT SCHMITT 2CH 2-INP SC88

2147483647

MC74AC132DG

MC74AC132DG

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 4CH 2-INP 14SOIC

9749570

MC74VHC1G03DFT1G

MC74VHC1G03DFT1G

Sanyo Semiconductor/ON Semiconductor

IC GATE NOR OD 1CH 2-INP SC88A

41749000

NL27WZ00USG

NL27WZ00USG

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 2CH 2-INP US8

455566000

NC7WZ14EP6X

NC7WZ14EP6X

Sanyo Semiconductor/ON Semiconductor

IC INVERT SCHMITT 2CH 2-INP SC88

24394

M74VHC1GT32DFT2G

M74VHC1GT32DFT2G

Sanyo Semiconductor/ON Semiconductor

IC GATE OR 1CH 2-INP SC88A

2147483647

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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