Logic - Gates and Inverters

Image Part Number Description / PDF Quantity Rfq
NC7SVL08FHX

NC7SVL08FHX

Sanyo Semiconductor/ON Semiconductor

IC GATE AND 1CH 2-INP 6MICROPAK2

4825

74LCX14MX

74LCX14MX

Sanyo Semiconductor/ON Semiconductor

IC INVERT SCHMITT 6CH 6IN 14SOIC

1507

NLV14001BDG

NLV14001BDG

Sanyo Semiconductor/ON Semiconductor

IC GATE NOR 4CH 2-INP 14SOIC

11770

NC7S04P5X

NC7S04P5X

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 1CH 1-INP SC70-5

154999000

74VHC132MX

74VHC132MX

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 4CH 2-INP 14SOIC

119127500

M74VHC1G132DFT1G

M74VHC1G132DFT1G

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 1CH 2IN SC88A

120000

NC7S02M5X

NC7S02M5X

Sanyo Semiconductor/ON Semiconductor

IC GATE NOR 1CH 2-INP SOT23-5

0

MC74HC1GU04DTT1G

MC74HC1GU04DTT1G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 1CH 1-INP 5TSOP

147812000

74VHC02MTCX

74VHC02MTCX

Sanyo Semiconductor/ON Semiconductor

IC GATE NOR 4CH 2-INP 14TSSOP

273165000

MC74VHC1G00DFT1G

MC74VHC1G00DFT1G

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 1CH 2-INP SC88A

3249

NL27WZ02MU3TCG

NL27WZ02MU3TCG

Sanyo Semiconductor/ON Semiconductor

IC GATE NOR 2CH 2-INP 8UDFN

0

NC7ST02M5X

NC7ST02M5X

Sanyo Semiconductor/ON Semiconductor

IC GATE NOR 1CH 2-INP SOT23-5

2147483647

NC7SV00L6X

NC7SV00L6X

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 1CH 2-INP 6MICROPAK

1247

NL37WZ04USG

NL37WZ04USG

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 3CH 3-INP US8

206000

MM74HC02MX

MM74HC02MX

Sanyo Semiconductor/ON Semiconductor

IC GATE NOR 4CH 2-INP 14SOIC

128327500

74LVX04MTCX

74LVX04MTCX

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 6CH 6-INP 14TSSOP

31947500

MC74LVX08DTG

MC74LVX08DTG

Sanyo Semiconductor/ON Semiconductor

IC GATE AND 4CH 2-INP 14TSSOP

820

MC74HC03ADTR2G

MC74HC03ADTR2G

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND OD 4CH 2-IN 14TSSOP

4710

NLV74HCT04ADG

NLV74HCT04ADG

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 6CH 6-INP 14SOIC

0

NC7SV04P5X

NC7SV04P5X

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 1CH 1-INP SC70-5

1791

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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