Logic - Gates and Inverters

Image Part Number Description / PDF Quantity Rfq
NC7SP08P5X

NC7SP08P5X

Sanyo Semiconductor/ON Semiconductor

IC GATE AND 1CH 2-INP SC70-5

2848

NC7SPU04P5X

NC7SPU04P5X

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 1CH 1-INP SC70-5

4779

NC7SZ10P6X

NC7SZ10P6X

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 1CH 3-INP SC88

5119

74AC04MTCX

74AC04MTCX

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 6CH 6-INP 14TSSOP

74

M74VHC1GT02DFT1G

M74VHC1GT02DFT1G

Sanyo Semiconductor/ON Semiconductor

IC GATE NOR 1CH 2-INP SC88A

8676

NLV74HC1G14DTT1G

NLV74HC1G14DTT1G

Sanyo Semiconductor/ON Semiconductor

IC INVERT SCHMITT 1CH 1-IN 5TSOP

3000

NL27WZ06DBVT1G

NL27WZ06DBVT1G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER OD 2CH 2-INP SC74

216000

74AC14MTC

74AC14MTC

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 6CH 6-INP 14TSSOP

1116

74LCX00MTC

74LCX00MTC

Sanyo Semiconductor/ON Semiconductor

IC GATE NAND 4CH 2-INP 14TSSOP

1972

NL17SG04DFT2G

NL17SG04DFT2G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 1CH 1-INP SC88A

298596000

NLVVHC1GT04DFT1G

NLVVHC1GT04DFT1G

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 1CH 1-INP SC88A

293545000

MC14077BDG

MC14077BDG

Sanyo Semiconductor/ON Semiconductor

IC GATE XNOR 4CH 2-INP 14SOIC

106222220

NC7SZ02FHX

NC7SZ02FHX

Sanyo Semiconductor/ON Semiconductor

IC GATE NOR 1CH 2-INP 6MICROPAK2

0

M74VHC1GT86DFT2G

M74VHC1GT86DFT2G

Sanyo Semiconductor/ON Semiconductor

IC GATE XOR 1CH 2-INP SC88A

2147483647

MC74LCX04DTG

MC74LCX04DTG

Sanyo Semiconductor/ON Semiconductor

IC INVERTER 6CH 6-INP 14TSSOP

164918624

NC7ST32M5X

NC7ST32M5X

Sanyo Semiconductor/ON Semiconductor

IC GATE OR 1CH 2-INP SOT23-5

973

MC74HCT86ADR2G

MC74HCT86ADR2G

Sanyo Semiconductor/ON Semiconductor

IC GATE XOR 4CH 2-INP 14SOIC

1810

74AC08MTC

74AC08MTC

Sanyo Semiconductor/ON Semiconductor

IC GATE AND 4CH 2-INP 14TSSOP

142047040

MC74VHC1G32MU3TCG

MC74VHC1G32MU3TCG

Sanyo Semiconductor/ON Semiconductor

IC GATE OR 1CH 2-INP 6UDFN

180000

NL27WZ14MU1TCG

NL27WZ14MU1TCG

Sanyo Semiconductor/ON Semiconductor

IC INVERT SCHMITT 2CH 2-IN 6UDFN

177000

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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