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16-bit Microcontrollers - MCU

[2989]

AC/DC Converters

[1246]

Analog & Digital Crosspoint ICs

[246]

Analog Comparators

[2834]

Analog Front End - AFE

[1014]

Analog Switch ICs

[2996]

Application Specific Clock/Timing

[25]

Attenuators

[1154]

Audio A/D Converter ICs

[171]

Bipolar RF Transistors

[1246]

Bipolar Transistors - BJT

[2990]

Bridge Rectifiers

[9]

Buffers & Line Drivers

[2995]

Circular MIL Spec Backshells

[3000]

Clock Buffer

[1308]

Diode Arrays

[2993]

DRAM

[1473]

High Linearity Optocouplers

[92]

Hot Swap Voltage Controllers

[2787]

IGBT Arrays

[2]

Interface - Specialized

[2990]

LCD Drivers

[367]

Multimedia Misc

[22]

RF Adapters - Between Series

[341]

RF Bipolar Transistors

[640]

SCRs

[2995]

Single Zener Diodes

[2964]

ARM Microcontrollers - MCU

[2951]

Audio DSPs

[748]

Bipolar Transistor Arrays

[1715]

Circular MIL Spec Contacts

[106]

Clock Buffers, Drivers

[2990]

Clock Synthesizer / Jitter Cleaner

[1220]

Data Acquisition ADCs/DACs - Specialized

[539]

Ethernet ICs

[956]

Flash Memory

[2956]

Flow Sensors

[509]

Gate Drivers

[2977]

IGBT Modules

[2966]

Instrumentation, OP Amps, Buffer Amps

[2982]

Inverters

[2996]

LDO Voltage Regulators

[2982]

LED Lighting Drivers

[2995]

MOSFET Output Optocouplers

[223]

Power Switch ICs - POE / LAN

[627]

RF Adapters - In Series

[94]

RF FETs, MOSFETs

[2966]

RF Front End

[2695]

RF JFET Transistors

[621]

RS-485 Interface IC

[532]

Sample & Hold Amplifiers

[61]

Single Diodes

[2994]

Triacs

[2995]

TVS Diodes / ESD Suppressors

[2993]

Video ICs

[2995]

Zener Diode Arrays

[2173]

32-bit Microcontrollers - MCU

[2849]

Audio Transmitters, Receivers, Transceivers

[67]

Bipolar Transistor Arrays, Pre-Biased

[2229]

CAN Interface IC

[620]

Circular MIL Spec Strain Reliefs & Adapters

[542]

Clock Generators, PLLs, Frequency Synthesizers

[2997]

Current Sense Amplifiers

[648]

Laser Drivers

[554]

MOSFET

[2992]

Network Controller & Processor ICs

[362]

NVRAM

[205]

Parity Functions

[30]

Real Time Clock

[1756]

Rectifiers

[2999]

RF Adapters - Tee

[15]

RF MOSFET Transistors

[1007]

RF Transceiver

[2409]

SCR Modules

[217]

Single FETs, MOSFETs

[2989]

Supervisory Circuits

[2994]

Switching Controllers

[2986]

Touch Screen Controllers

[1014]

Transistor Output Optocouplers

[2998]

USB Switch ICs

[1705]

8-bit Microcontrollers - MCU

[2973]

Analog to Digital Converters - ADC

[2986]

Audio Amplifiers

[2996]

Battery Management

[2956]

Biomedical Sensors

[26]

Bipolar Transistors - Pre-Biased

[2391]

Bus Receivers

[112]

Clock Drivers & Distribution

[1198]

Communication ICs - Various

[57]

Delay Lines

[969]

Digital Bus Switch ICs

[1050]

EEPROM

[2953]

High Speed Optocouplers

[2437]

LDO Voltage Controllers

[2982]

LED Display Drivers

[452]

Limiting Amplifiers

[127]

LIN Transceivers

[316]

Modulator / Demodulator

[203]

RF Mixer

[1763]

Sidacs

[785]

Varactor Diodes

[114]

Video Amps and Modules

[1505]

Audio Sample Rate Converters

[20]

Delay Lines / Timing Elements

[497]

Digital Isolators

[2966]

Digital to Analog Converters - DAC

[2947]

Diodes - General Purpose, Power, Switching

[797]

Force Sensors & Load Cells

[51]

IC Batteries

[6]

IGBT Transistors

[1914]

Latches

[2990]

Linear Voltage Regulators

[2367]

Memory - FPGA Configuration

[103]

Motor / Motion / Ignition Controllers & Drivers

[2983]

Optically Isolated Amplifiers

[175]

Power Switch ICs - Power Distribution

[2996]

RF Microcontrollers - MCU

[356]

RF Receiver

[987]

RF Transmitter

[207]

Single, Pre-Biased Bipolar Transistors

[2981]

Special Purpose Amplifiers

[1769]

VFD Drivers

[13]

Differential Amplifiers

[638]

LVDS Interface IC

[802]

Memory ICs

[2884]

Microphone Preamplifiers

[40]

Phase Detectors / Shifters

[60]

Programmable Timers and Oscillators

[2378]

Registers

[192]

RFID Transponders

[1212]

Schottky Diodes & Rectifiers

[2992]

Switching Voltage Regulators

[2995]

Timers & Support Products

[953]

Triac & SCR Output Optocouplers

[857]

Video Switch ICs

[355]

Voltage References

[1469]

Voltage to Frequency & Frequency to Voltage

[88]

Audio D/A Converter ICs

[974]

Bus Transceivers

[1757]

Capacitive Touch Sensors

[537]

Clock Generators & Support Products

[1917]

Current & Power Monitors & Regulators

[89]

Darlington Transistors

[509]

EPROM

[69]

Logarithmic Amplifiers

[69]

Logic Output Optocouplers

[849]

Multiplexer Switch ICs

[2997]

Real Time Clocks

[2231]

RF Switch ICs

[1453]

Sensor Interface

[585]

Zener Diodes

[2578]

ADCs/DACs - Special Purpose

[2841]

Display Interface IC

[202]

JFET

[191]

Linear Displacement Sensors

[196]

Logic Adder & Subtractor

[21]

Memory Controllers

[29]

Photodiode Output Optocouplers

[31]

Power Factor Correction - PFC

[328]

RF Amplifier

[2996]

RF Wireless Misc

[113]

Switch ICs - Various

[401]

Transconductance Amplifiers

[24]

High Speed Operational Amplifiers

[1433]

PCI Interface IC

[680]

Phase Locked Loops - PLL

[912]

Proximity Sensors

[1187]

RF Bias Tees

[36]

Security ICs / Authentication ICs

[135]

Serial to Parallel Logic Converters

[75]

Bus Transmitters

[44]

Current Sensors

[2578]

F-RAM

[193]

Operational Amplifiers - Op Amps

[2996]

Power Management Specialized - PMIC

[1746]

RF Couplers

[424]

Serializers & Deserializers - Serdes

[1001]

DC Blocks

[8]

Digital Potentiometers

[25]

I/O Controller Interface IC

[403]

Logic Comparators

[136]

SRAM

[2673]

Transimpedance Amplifiers

[82]

Wireless Charging ICs

[130]

Instrumentation Amplifiers

[1165]

Prescaler

[110]

RF Equalizers

[69]

RS-232 Interface IC

[2492]

Specialty Function Logic

[122]

Counter Shift Registers

[1673]

Frequency Multipliers

[80]

Precision Amplifiers

[2717]

Telecom Interface ICs

[1284]

Application Specific Microcontrollers

[2269]

Interface - CODECs

[1099]

Logic Gates

[2992]

RF Limiters

[21]

Tuners

[149]

Video Amplifiers

[1003]

CPLDs (Complex Programmable Logic Devices)

[2949]

Gas Sensor

[2]

I&Q and QPSK Modulators / Demodulators

[21]

Isolation Amplifiers

[75]

RS-422 Interface IC

[313]

Translation - Voltage Levels

[2305]

DSP (Digital Signal Processors)

[2993]

Encoders, Decoders, Multiplexers & Demultiplexers

[2996]

RF Phase Detectors

[10]

Sensor Hardware & Accessories

[1]

UART Interface IC

[543]

Up-Down Converters

[230]

FPGAs (Field Programmable Gate Array)

[2889]

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors

[426]

Interface - I/O Expanders

[1212]

Monostable Multivibrator

[305]

RF Detector

[224]

RF Phase Shifters

[13]

FPGAs (Field Programmable Gate Array) with Microcontrollers

[71]

Magnetic Grate

[1]

RF Power Splitters/Dividers/Combiners

[747]

RS-422/RS-485 Interface IC

[1883]

Thermal Cutoffs

[29]

Universal Bus Functions

[844]

Flip Flops

[2199]

Microcontrollers

[2960]

USB Interface IC

[2037]

Interface - Signal Buffers, Repeaters

[1016]

Microcontrollers, Microprocessor, FPGA Modules

[709]

Multipliers / Dividers

[171]

Drivers, Receivers, Transceivers IC

[2983]

Microprocessors

[25]

Resettable Fuses - PPTC

[1535]

PLDs (Programmable Logic Device)

[617]

Varistors

[2999]

System On Chip (SoC)

[2999]

Analog Switches - Special Purpose

[2271]

Surge Suppressors

[389]

Analog Switches, Multiplexers, Demultiplexers

[25]

CODECS

[1302]

Headers & Wire Housings

[2944]

Automotive Connectors

[2995]

Controllers

[2983]

Direct Digital Synthesis (DDS)

[109]

I/O Connectors

[2788]

Drivers, Receivers, Transceivers

[25]

Encoders, Decoders, Converters

[406]

Board to Board & Mezzanine Connectors

[2936]

Filters - Active

[844]

I/O Expanders

[947]

Modems - ICs and Modules

[211]

Modules

[97]

Solar Connectors / Photovoltaic Connectors

[149]

Sensor and Detector Interfaces

[999]

Sensor, Capacitive Touch

[491]

Serializers, Deserializers

[1081]

Signal Buffers, Repeaters, Splitters

[1230]

Signal Terminators

[252]

Modular Connectors / Ethernet Connectors

[2271]

Specialized

[25]

Telecom

[2996]

USB Connectors

[647]

Terminal Blocks

[4]

UARTs (Universal Asynchronous Receiver Transmitter

[1052]

Current Regulation - Diodes, Transistors

[1001]

Voice Record and Playback

[528]

Analog Multipliers, Dividers

[170]

Power Driver Modules

[56]

Comparators

[340]

Video Processing

[2556]

Buffers, Drivers, Receivers, Transceivers

[2992]

Color Sensors

[15]

Color Sensors - Industrial

[17]

Counters, Dividers

[2827]

FIFOs Memory

[2966]

Float, Level Sensors

[908]

Gates and Inverters

[2992]

Float, Level Sensors - Industrial

[309]

Gates and Inverters - Multi-Function, Configurable

[1102]

Flow Sensors - Industrial

[138]

Multivibrators

[563]

Force Sensors

[111]

Parity Generators and Checkers

[153]

Force Sensors - Industrial

[329]

Shift Registers

[2207]

Gas Sensors

[529]

Signal Switches, Multiplexers, Decoders

[25]

Humidity, Moisture Sensors

[523]

Specialty Logic

[1377]

IrDA Transceiver Modules

[81]

Translators, Level Shifters

[2718]

LVDT Transducers (Linear Variable Differential Transformer)

[94]

Batteries

[12]

Configuration PROMs for FPGAs

[598]

Multifunction

[387]

AC DC Converters, Offline Switches

[2980]

Battery Chargers

[2924]

Particle, Dust Sensors

[24]

Current Regulation/Management

[1334]

DC DC Switching Controllers

[2990]

Pressure Sensors, Transducers - Industrial

[294]

Display Drivers

[1033]

Energy Metering

[475]

Proximity Sensors - Industrial

[2686]

Full Half-Bridge Drivers

[897]

Proximity/Occupancy Sensors Finished Units

[414]

Sensor Cable Accessories

[2732]

Hot Swap Controllers

[2310]

Sensor Cable Assemblies

[515]

Sensor Interface Junction Blocks

[1869]

LED Drivers

[25]

Lighting, Ballast Controllers

[432]

Sensor, Transducer Amplifiers

[1102]

Motor Drivers, Controllers

[25]

Shock Sensors

[55]

OR Controllers, Ideal Diodes

[549]

Solar Cells

[389]

PFC (Power Factor Correction)

[864]

Specialized Sensors

[712]

Power Distribution Switches, Load Drivers

[25]

Strain Gauges

[370]

Power Management - Specialized

[26]

Power Over Ethernet (PoE) Controllers

[736]

Touch Sensors

[61]

Power Supply Controllers, Monitors

[1994]

Ultrasonic Receivers, Transmitters

[1640]

RMS to DC Converters

[157]

Ultrasonic Receivers, Transmitters - Industrial

[45]

Audio Special Purpose

[1485]

Special Purpose Regulators

[25]

Supervisors

[2996]

Thermal Management

[471]

V/F and F/V Converters

[135]

Voltage Reference

[20]

Voltage Regulators - DC DC Switching Regulators

[2993]

Voltage Regulators - Linear

[2968]

Voltage Regulators - Linear + Switching

[1330]

Voltage Regulators - Linear Regulator Controllers

[362]

HDMI, Displayport & DVI Connectors

[208]

Specialized ICs

[25]

XLR Connectors

[40]

Balun

[743]

Heavy Duty Power Connectors

[3000]

Power to the Board

[288]

RF Accessories

[1166]

DIN 41612 Connectors

[2209]

RF Amplifiers

[2488]

High Speed / Modular Connectors

[2993]

RF Antennas

[2953]

Hard Metric Connectors

[1252]

RF Circulators and Isolators

[1875]

PC / 104 Connectors

[47]

RF Demodulators

[173]

RF Connectors / Coaxial Connectors

[2968]

RF Detectors

[316]

RF Directional Coupler

[1113]

RF Front End (LNA + PA)

[257]

RF Terminators

[65]

RF Cable Assemblies

[753]

RF Misc ICs and Modules

[2279]

PCI Express / PCI Connectors

[2567]

RF Mixers

[1415]

RF Modulators

[163]

D-Sub Mixed Contact Connectors

[238]

RF Multiplexers

[414]

D-Sub Backshells

[741]

RF Power Controller ICs

[21]

D-Sub High Density Connectors

[332]

RF Power Dividers/Splitters

[527]

D-Sub Standard Connectors

[2988]

RF Receiver, Transmitter, and Transceiver Finished Units

[1933]

D-Sub Tools & Hardware

[482]

RF Receivers

[1373]

Memory Card Connectors

[630]

RF Shields

[2412]

Rectangular MIL Spec Connectors

[337]

FFC & FPC Connectors

[2974]

RF Transceiver ICs

[2986]

MEMS Microphones

[48]

Microphones

[69]

RF Transmitters

[500]

Light to Digital Converters

[278]

Image Sensors

[6]

RFI and EMI - Shielding and Absorbing Materials

[2937]

Board Mount Pressure Sensors

[1808]

RFID Accessories

[179]

Industrial Pressure Sensors

[5]

RFID Antennas

[214]

Board Mount Current Sensors

[334]

RFID Reader Modules

[189]

Industrial Current Sensors

[1584]

RFID Transponders, Tags

[441]

Board Mount Hall Effect / Magnetic Sensors

[1571]

RFID, RF Access, Monitoring ICs

[621]

Industrial Humidity Sensors

[2]

Subscriber Identification Module (SIM) Cards

[61]

semiconductors-Integrated Circuits - ICs

[2987]

Smoke Detectors

[69]

Board Mount Humidity Sensors

[353]

Accelerometers

[1478]

IMUs - Inertial Measurement Units

[362]

Speed Sensors

[19]

Board Mount Motion & Position Sensors

[317]

Inclinometers

[149]

Ballasts, Inverters

[225]

Gyroscopes

[206]

Industrial Motion & Position Sensors

[15]

Distance Sensors

[1]

Board Mount Temperature Sensors

[2244]

Cold Cathode Fluorescent (CCFL) & UV Lamps

[154]

Color LED Lighting

[2931]

Industrial Temperature Sensors

[46]

Display Backlights

[83]

Display Bezels, Lenses

[83]

Display, Monitor - LCD Driver/Controller

[66]

Discrete Semiconductor Modules

[728]

Electroluminescent

[95]

CPLD - Complex Programmable Logic Devices

[1354]

Fiber Optic Attenuators

[232]

Fiber Optic Receivers

[159]

FPGA - Configuration Memory

[81]

Fiber Optic Switches, Multiplexers, Demultiplexers

[252]

Processors - Application Specialized

[471]

Fiber Optic Transceiver Modules

[2920]

FPGA - Field Programmable Gate Array

[2965]

Fiber Optic Transmitters - Discrete

[108]

Digital Signal Processors & Controllers - DSP, DSC

[2706]

Fiber Optic Transmitters - Drive Circuitry Integrated

[3000]

HeNe Laser Heads

[27]

HeNe Laser System Accessories

[11]

Microprocessors - MPU

[1234]

HeNe Laser Systems

[31]

Systems on a Chip - SoC

[2149]

Incandescent, Neon Lamps

[636]

Active Filter

[506]

Laser Diode, Module Accessories

[36]

Laser Diodes, Laser Modules - Laser Delivery, Laser Fibers

[21]

Memory

[2979]

Laser Diodes, Modules

[513]

Digital Potentiometer ICs

[2703]

LCD, OLED Character and Numeric

[1449]

LCD, OLED, Graphic

[2921]

LED Addressable, Specialty

[389]

LED Dot Matrix and Cluster

[256]

LED Emitters - Infrared, UV, Visible

[2845]

LED Indication - Discrete

[2981]

Equalizers

[226]

LED Lighting Kits

[54]

LED Thermal Products

[366]

Counter ICs

[963]

Lighting Fixtures

[27]

Optomechanical

[417]

PIN Diodes

[682]

Panel Indicators, Pilot Lights

[2999]

Reflectors

[204]

Remote Phosphor Light Source

[169]

RF System on a Chip - SoC

[604]

Spacers, Standoffs

[1337]

Inrush Current Limiters

[305]

Touch Screen Overlays

[131]

PTC Thermistors

[1866]

Vacuum Fluorescent (VFD)

[137]

NTC Thermistors

[2998]

White LED Lighting

[2979]

Fuse Holder Accessories

[563]

Xenon Lighting

[122]

Surface Mount Fuses

[1468]

Specialty Fuses

[1489]

High speed fuses

[81]

Cartridge Fuses

[82]

RF Diodes

[2762]

Variable Capacitance (Varicaps, Varactors)

[761]

DIACs, SIDACs

[287]

SCRs - Modules

[2809]

JFETs

[898]

Programmable Unijunction

[29]

Special Purpose

[180]

Compass, Magnetic Field (Modules)

[27]

Linear, Compass (ICs)

[856]

Position, Proximity, Speed (Modules) - Industrial

[428]

Switches (Solid State)

[2961]

Multi Purpose Magnets

[1574]

Sensor Matched Magnets

[85]

Optical Motion Sensors

[573]

Tilt Switches

[35]

Vibration Sensors

[199]

Ambient Light, IR, UV Sensors

[375]

Camera Modules

[542]

Distance Measuring

[213]

Image Sensors, Camera

[704]

Photo Detectors - CdS Cells

[70]

Photo Detectors - Logic Output

[74]

Photo Detectors - Remote Receiver

[840]

Photodiodes

[766]

Photoelectric, Industrial

[2980]

Photointerrupters - Slot Type - Logic Output

[528]

Photointerrupters - Slot Type - Transistor Output

[603]

Photonics - Counters, Detectors, SPCM (Single Photon Counting Module)

[26]

Phototransistors

[542]

Reflective - Analog Output

[310]

Reflective - Logic Output

[140]

Analog and Digital Output

[2951]

Analog and Digital Output - Industrial

[170]

RTD (Resistance Temperature Detector)

[1000]

Thermocouples, Temperature Probes

[1083]

Thermostats - Mechanical

[883]

Thermostats - Mechanical - Industrial

[789]

Thermostats - Solid State

[1012]

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74HCT688D,653

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Category :Integrated Circuits (ICs) Logic Comparators

Number of Bits :8

Output Function :A=B

Product Status :Obsolete

Mounting Type :Surface Mount

Package :Tape & Reel (TR) Cut Tape (CT) Digi-Reel®

Series :74HCT

Current - Quiescent (Iq) :8 µA

Supplier Device Package :20-SO

Mfr :NXP USA Inc.

Type :Identity Comparator

Voltage - Supply :4.5V ~ 5.5V

Max Propagation Delay @ V, Max CL :34ns @ 4.5V, 50pF

Package / Case :20-SOIC (0.295", 7.50mm Width)

Output :Active Low

Operating Temperature :-40°C ~ 125°C

Current - Output High, Low :4mA, 4mA

Base Product Number :74HCT688

Description :IC COMPARATOR MAGNITUDE 20SOIC

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Magnitude Comparator Bit Active Low Output A=B 20-SO

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