| A | |||
| A | Ampere | ||
| AA | Atomic absorption | ||
| AAF | Advanced Authoring Format | ||
| AAGR | Annual Average Growth Rate | ||
| AAS | Atomic absorption spectroscopy | ||
| ABC | Activity-based costing | ||
| ABE | Acceptor bound exciton | ||
| ABM | Activity-based management | ||
| ABS | Antilock braking system | ||
| Ac | Actinium | ||
| AC | Alternating current; Activated carbon | ||
| ACA | Anisotropically Conductive Adhesive | ||
| ACC | Adaptive Cruise Control | ||
| ACCESS | Analysis computer for component engineering services support | ||
| ACFA | Advanced CMOS Frame Aligner | ||
| ACI | After clean inspection; Adjacent Channel Interference | ||
| ACIA | Asynchronous Communications Interface Adapter | ||
| ACPR | Adjacent Channel Power Ratio | ||
| ACT | Alternative Control Techniques; Actual Cycle Time | ||
| ACWG | Asymmetrical CoPlanar Waveguide | ||
| ADC | Analog-to-digital converter | ||
| ADE | Advanced development environment | ||
| ADI | After develop inspection | ||
| ADIG | Application development interface guidelines | ||
| ADIO | Analog/digital input/output | ||
| ADL | Add lot | ||
| ADMA | Advanced DMA controller | ||
| ADP | Administrative data processing | ||
| ADPCM | Adaptive differential pulse code modulation | ||
| ADR | Astra Digital Radio | ||
| ADS | Advanced Design System | ||
| ADSL | Asymmetric Digital Subscriber Line | ||
| ADT | Applied Diagnostic Techniques; Automatic Detection and Tracking | ||
| ADTV | Advanced Definition TV | ||
| AE | Auger electron; Atomic emission; Acoustic emission | ||
| AEC | Advanced Equipment Controller; Architecture, Engineering and Construction | ||
| AECS | Automated Equipment Control System | ||
| AEI | After etch inspection; Automated equipment interface | ||
| AEM | Analytical Electron Microscopy | ||
| AES | Auger Electron (Emission) Spectroscopy; Advanced Encryption Standard | ||
| AESA | Active Electronically Steered Array | ||
| AF | Audio Frequency | ||
| AFC | Automatic Frequency Control; Automatic Flow Controller | ||
| AFD | Application framework definition | ||
| AFM | Atomic Force Microscopy | ||
| AFT | Automatic Fine Tuning | ||
| A-GEMTF | Advanced GEM Task Force | ||
| Ag | Silver | ||
| AGC | Automatic Gain Control | ||
| AGP | Accelerated Graphics Port | ||
| AGV | Automated guided vehicle | ||
| Ah | Ampere-hour | ||
| AHF | Anhydrous hydrogen flouride | ||
| AI | Artificial intelligence; Adobe Illustrator image format | ||
| AIS | Adhesive Interconnect System | ||
| Al | Aluminum | ||
| Al2O3 | Aluminum oxide (aka alumina or sapphire) | ||
| ALD | Atomic Layer Deposition | ||
| ALE | Atomic layer epitaxy; Application Logic Element | ||
| AlGaAs | Aluminum Gallium Arsenide | ||
| AlGaN | Aluminum Gallium Nitride | ||
| ALI | ATM Line Interface | ||
| AlN | Aluminum Nitride | ||
| ALS | Advanced light source; Advanced low-power Schottky | ||
| ALT | Alternating | ||
| ALU | Arithmetic logic unit | ||
| ALVT | Advanced low voltage technology | ||
| Am | Americium | ||
| AM | Amplitude Modulation; Ante Meridiem (before noon) | ||
| AMC | Airborne molecular contamination | ||
| AMD | Alpha micro devices | ||
| AMDM | ATM Multiplexer/DeMultiplexer (QSI) | ||
| AMH | Automated material handling | ||
| AMHS | AMH Systems | ||
| AMI | Alternate Mark Inverse Code | ||
| AML | Automatic model linking | ||
| AMLCD | Active Matrix LCD | ||
| AMM | Acoustic Mismatch Model; Analog Multimeter | ||
| Amp | Amplifier | ||
| AMPS | Advanced Mobile Phone System | ||
| AMRAAM | Advanced Medium Range Air-to-Air Missile | ||
| AMT | Advanced manufacturing technology | ||
| AMU | Atomic mass unit | ||
| ANA | Automated Network Analyzer | ||
| AND | Logic term - AND | ||
| ANN | Artificial Neural Network | ||
| ANOVA | Analysis Of Variance | ||
| ANPA | American Newspaper Publishers Association | ||
| ANSI | American National Standards Institute | ||
| AOI | Automatic Optical Inspection; And-Or-Invert | ||
| AOQL | Average Outgoing Quality Level | ||
| AOV | Air-Operated Valve | ||
| AP | Adhesion Promoter | ||
| APA | Advanced Performance Algorithm | ||
| APB | Anti Phase Boundary | ||
| APC | Advanced Process Control; Automatic Phase Control | ||
| APC-7 | Amphenol Precision Connector, 7 mm (TM) | ||
| APCD | Add-on Pollution Control Devices | ||
| APCFI | Advanced Process Control Framework Initiative | ||
| APCVD | Atmospheric Pressure Chemical Vapor Deposition | ||
| APD | Avalanche Photo Diode | ||
| APDP | Anti-Parallel Diode Pair | ||
| APEC | Advanced Process Equipment Control | ||
| API | Application Programming Interface; Atmospheric Pressure Ionization | ||
| APIMS | Atmospheric Pressure Ionization Mass Spectroscopy | ||
| APM | Atmospheric Passivation Module; Acoustic Plate Mode | ||
| APS | American Physical Society; Antenna Positioning System | ||
| APT | Advanced Probe Technology; Automatically Programmed Tools | ||
| APVD | Alcatel Plasma Vapor Deposition (Alcatel-France) | ||
| APW | Augmented Plane Wave | ||
| AQI | ACCESS Query Interface | ||
| AQL | Acceptance Quality Level: Acceptable Quality Level | ||
| AQTX | Aquatic Toxicity | ||
| Ar | Argon | ||
| AR | Aspect Ratio | ||
| ARAMS | Automated Reliability, Availability, and Maintainability Standard | ||
| ARC | Antireflective Coating | ||
| ARCOFI | Audio Ringing Codec Filter | ||
| ARDE | Aspect-Ratio-Dependent Etching | ||
| ARIB | Association of Radio Industries and Businesses | ||
| ARIMA | Auto Regressive Moving Average with Integration | ||
| ARINC | Aeronautical Radio Incorporated | ||
| ARO | After Receipt of Order | ||
| ARPA | Advanced Research Projects Agency (formerly DARPA) | ||
| ARPES | Angular Resolved Photo Electron Spectroscopy | ||
| ARPU | Average Revenue Per User | ||
| ARS | Angle-Resolved Scattering | ||
| ARUPS | Angle-Resolved UV Photoemission Spectroscopy | ||
| ARXPS | Angle Resolved XPS | ||
| As | Arsenic | ||
| ASAP | Advanced Stepper Application Program | ||
| ASCII | American Standard Code for Information Interchange | ||
| ASE | Amplified Stimulated Emission | ||
| ASF | Windows Media Technology File Format | ||
| ASFU | Application Specific Full Use | ||
| AsH3 | Arsine | ||
| ASIC | Application Specific Semiconductor | ||
| ASK | Amplitude Shift Keying | ||
| ASLAC | Advanced Subscriber Line Audio processing interface | ||
| ASLIC | Advanced Subscriber Line Interface | ||
| ASO | Automatic Shut-Off | ||
| ASP | Advanced Strip and Passivation; Advanced Strip Processor; Application Service Provider; Advanced Simple Profile | ||
| ASIC | Application-Specific Integrated Circuit | ||
| ASME | American Society for Mechanical Engineering | ||
| ASPaRC | Ability of Solder Paste to Retain Components | ||
| ASR | Automated Send Receive | ||
| AS/RS | Automated Storage and Retrieval System | ||
| ASSMBE | All Solid Source MBE | ||
| ASSP | Application Specific Standard Product | ||
| ASTM | American Society for Testing and Materials | ||
| ASTTL | Advanced Schottky TTL | ||
| ASW | Augmented Spherical Wave | ||
| Async | Asynchronous | ||
| At | Astatine | ||
| ATDF | Advanced Tool Development Facility | ||
| ATDSEM | Apply/Develop Track Specific Equipment Model | ||
| ATE | Automatic Test Equipment | ||
| ATF | Automation Test Facility (recently renamed SIL) | ||
| ATG | Automatic Test Generation | ||
| ATLAS | Abbreviated Test Language for All Systems | ||
| ATM | Atmosphere; Asynchronous Transfer Mode | ||
| ATP | Advanced Technology Program; Adenosine TriPhosphate | ||
| ATPG | Automatic Test Pattern Generation | ||
| ATR | Attenuated Total Reflectance; Air Transport Rack; Anti Transmit-Receive cells | ||
| ATR-FTIR | Attenuated total reflectance Fourier transform infrared spectroscopy | ||
| ATSC | Advanced Television Systems Committee | ||
| ATT | Attenuated | ||
| atto | 1.00E-18 (1/1,000,000,000,000,000,000; symbolized by the prefix a | ||
| Au | Gold | ||
| AVC | Automatic Volume Control | ||
| AVP | Advanced Vertical Processor | ||
| AVS | Advanced Visualization System | ||
| AVT | Accelerated Vesication Test | ||
| AWE | Asymptotic Waveform Evaluation | ||
| AWG | American Wire Gauge | ||
| AWGN | Additive White Gaussian Noise | ||
| AWS | Advanced Wet Station | ||
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