Logic - Gates and Inverters

Image Part Number Description / PDF Quantity Rfq
NC7WP02L8X

NC7WP02L8X

Sanyo Semiconductor/ON Semiconductor

IC GATE NOR 2CH 2-INP 8MICROPAK

90000

NC7SZ14M5X

NC7SZ14M5X

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 1CH 1-INP SOT23-5

44004

NC7NZ14L8X

NC7NZ14L8X

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 3CH 3-INP 8MICROPAK

217340000

74LCX86MTCX

74LCX86MTCX

Sanyo Semiconductor/ON Semiconductor

IC GATE XOR 4CH 2-INP 14TSSOP

149715000

NL17SG14P5T5G

NL17SG14P5T5G

Sanyo Semiconductor/ON Semiconductor

IC INVERT SCHMITT 1CH 1IN SOT953

0

NC7SVU04P5X

NC7SVU04P5X

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 1CH 1-INP SC70-5

6383

MC74ACT32DR2G

MC74ACT32DR2G

Sanyo Semiconductor/ON Semiconductor

IC GATE OR 4CH 2-INP 14SOIC

60000

MC74VHC1G05DFT1G

MC74VHC1G05DFT1G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER OD 1CH 1-INP SC88A

738881000

NC7WP14L6X

NC7WP14L6X

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 2CH 2-INP 6MICROPAK

242540000

74AC32SC

74AC32SC

Sanyo Semiconductor/ON Semiconductor

IC GATE OR 4CH 2-INP 14SOIC

4217

MM74HC32M

MM74HC32M

Sanyo Semiconductor/ON Semiconductor

IC GATE OR 4CH 2-INP 14SOIC

165233880

MC74HC1G00DTT1G

MC74HC1G00DTT1G

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 1CH 2-INP 5TSOP

3968

NLV74HC11ADR2G

NLV74HC11ADR2G

Sanyo Semiconductor/ON Semiconductor

IC GATE AND 3CH 3-INP 14SOIC

2309

NLV14093BDG

NLV14093BDG

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 4CH 2-INP 14SOIC

0

NLV74VHCU04DTR2G

NLV74VHCU04DTR2G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 6CH 6-INP 14TSSOP

0

NLV18SZ14DFT2G

NLV18SZ14DFT2G

Sanyo Semiconductor/ON Semiconductor

IC INVERT SCHMITT 1CH 1-IN SC88A

219000

MC74VHC1GT14MU3TCG

MC74VHC1GT14MU3TCG

Sanyo Semiconductor/ON Semiconductor

IC INVERT SCHMITT 1CH 1-IN 6UDFN

153000

MC14073BDG

MC14073BDG

Sanyo Semiconductor/ON Semiconductor

IC GATE AND 3CH 3-INP 14SOIC

13001595

MM74HCT32MX

MM74HCT32MX

Sanyo Semiconductor/ON Semiconductor

IC GATE OR 4CH 2-INP 14SOIC

236637500

NLV27WZ00USG

NLV27WZ00USG

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 2CH 1-INP US8

9000

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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