Logic - Gates and Inverters

Image Part Number Description / PDF Quantity Rfq
MC74VHC00DTR2G

MC74VHC00DTR2G

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 4CH 2-INP 14TSSOP

22

MC74VHC04DTR2G

MC74VHC04DTR2G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 6CH 6-INP 14TSSOP

1220

NLVVHC1G14DFT2G

NLVVHC1G14DFT2G

Sanyo Semiconductor/ON Semiconductor

IC INVERT SCHMITT 1CH 1-IN SC88A

66048000

NC7SV00P5X

NC7SV00P5X

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 1CH 2-INP SC70-5

6674

74ACT32SC

74ACT32SC

Sanyo Semiconductor/ON Semiconductor

IC GATE OR 4CH 2-INP 14SOIC

1048

MC74AC04DR2G

MC74AC04DR2G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 6CH 6-INP 14SOIC

1789

NC7S08M5X

NC7S08M5X

Sanyo Semiconductor/ON Semiconductor

IC GATE AND 1CH 2-INP SOT23-5

2147483647

NC7WP32K8X

NC7WP32K8X

Sanyo Semiconductor/ON Semiconductor

IC GATE OR 2CH 2-INP US8

2147

NL17SGU04P5T5G

NL17SGU04P5T5G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 1CH 1-INP SOT953

7637

MC74AC00DTR2G

MC74AC00DTR2G

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 4CH 2-INP 14TSSOP

1490

NLV14106BDTR2G

NLV14106BDTR2G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 6CH 6-INP 14TSSOP

1648

NC7SZ00FHX

NC7SZ00FHX

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 1CH 2-IN 6MICROPAK2

215000

MC14082BDR2G

MC14082BDR2G

Sanyo Semiconductor/ON Semiconductor

IC GATE AND 2CH 4-INP 14SOIC

12662

NLV18SZ32DFT2G

NLV18SZ32DFT2G

Sanyo Semiconductor/ON Semiconductor

IC GATE OR SCHMITT 1CH 2IN SC88A

216000

MM74HCU04MTCX

MM74HCU04MTCX

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 6CH 6-INP 14TSSOP

2422

MC74HCT86ADTR2G

MC74HCT86ADTR2G

Sanyo Semiconductor/ON Semiconductor

IC GATE XOR 4CH 2-INP 14TSSOP

4966

MC74HC1G08DFT1G

MC74HC1G08DFT1G

Sanyo Semiconductor/ON Semiconductor

IC GATE AND 1CH 2-INP SC88A

2147483647

M74VHC1GU04DFT2G

M74VHC1GU04DFT2G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 1CH 1-INP SC88A

2147483647

NC7SZ14P5X

NC7SZ14P5X

Sanyo Semiconductor/ON Semiconductor

IC INVERT SCHMITT 1CH 1IN SC70

853069000

NC7SV02FHX

NC7SV02FHX

Sanyo Semiconductor/ON Semiconductor

IC GATE NOR 1CH 2-INP 6MICROPAK2

335000

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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