Logic - Gates and Inverters

Image Part Number Description / PDF Quantity Rfq
NC7SP38P5X

NC7SP38P5X

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND OD 1CH 2-INP SC70-5

2147483647

MC74HC1GU04DFT2G

MC74HC1GU04DFT2G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 1CH 1-INP SC88A

7850

MC14093BDR2G

MC14093BDR2G

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 4CH 2-INP 14SOIC

1464

NL27WZ04DBVT1G

NL27WZ04DBVT1G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 2CH 2-INP SC74

51000

NC7ST00P5X

NC7ST00P5X

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 1CH 2-INP SC70-5

890833000

NLV18VHC1G132DFT2G

NLV18VHC1G132DFT2G

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 1CH 1IN SC88A

219000

NLX1G332CMUTCG

NLX1G332CMUTCG

Sanyo Semiconductor/ON Semiconductor

IC GATE OR 1CH 3-INP 6UDFN

0

MC74VHC1G04DFT1G

MC74VHC1G04DFT1G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 1CH 1-INP SC88A

227

MC74LCX06DTR2G

MC74LCX06DTR2G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER OD 6CH 6-INP 14TSSOP

256530000

MC74LVX08DTR2G

MC74LVX08DTR2G

Sanyo Semiconductor/ON Semiconductor

IC GATE AND 4CH 2-INP 14TSSOP

553

74VHC14MX

74VHC14MX

Sanyo Semiconductor/ON Semiconductor

IC INVERT SCHMITT 6CH 6IN 14SOIC

8120

M74VHC1G132DFT2G

M74VHC1G132DFT2G

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 1CH 2IN SC88A

6433000

NC7S02P5X

NC7S02P5X

Sanyo Semiconductor/ON Semiconductor

IC GATE NOR 1CH 2-INP SC70-5

303123000

74AC86SCX

74AC86SCX

Sanyo Semiconductor/ON Semiconductor

IC GATE XOR 4CH 2-INP 14SOIC

1200

74LCX04BQX

74LCX04BQX

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 6CH 6-INP 14DQFN

1859

74VHC00M

74VHC00M

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 4CH 2-INP 14SOIC

17118700

NLV18VHC1G02DFT2G

NLV18VHC1G02DFT2G

Sanyo Semiconductor/ON Semiconductor

IC GATE NOR 1CH 2-INP SC88A

222000

74AC04SCX

74AC04SCX

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 6CH 6-INP 14SOIC

0

M74VHC1G135DFT2G

M74VHC1G135DFT2G

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 1CH 2IN SC88A

2147483647

NC7WZ86L8X

NC7WZ86L8X

Sanyo Semiconductor/ON Semiconductor

IC GATE XOR 2CH 2-INP 8MICROPAK

798025000

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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