1、电子英语证书考试(PEC)-离散半导体缩写词AQL - Acceptance Quality LevelAMBA - Advanced Microcontroller Bus Architecture (internal bus of ARM CPU) ARM7 - 32-Bit RISC CPU core designed by ARM Ltd., UK ATM - Asynchronous Transfer Mode. A network technology for both local area networks and wide area networks that supports
2、 real-time voice, video and data.BGA - Ball Grid Array(IC package) Bluetooth - Commemorates a Danish king of the 10th century who unified Denmark and Norway. Nowadays, Bluetooth unifies communication devices with computing devices wirelessly. Bluetooth SIG - Bluetooth Special Interest Group www.blue
3、tooth.org CMOS - Complementary Metal-Oxide Semiconductor. A technology that creates integrated circuits that use less power than those made with other MOS (metal oxide semiconductor) or bipolar processes.CMOS FET- Complementary Metal-Oxide Semiconductor FETCPU - Central Processing Unit. The brain of
4、 any computer system consisting of data registers, computational circuits, a control block, and I/O (input/output).CSP - Chip Size Package CVSD - Continuous Variable Slope Delta Modulation DCAS - Defense Contract Administration ServiceDESC - Defense Electronic Supply CenterDIAC - Diode AC switchDO -
5、 Diode Outline (JEDEC Designation)EHI - External hardware interface EPI - Epitaxial LayerESD - Electrostatic DischargeFEC - Forward Error Correction FET - Field-Effect TransitorFHSS - Frequency Hopping Spread Spectrum Gm-C - Transconductance component filter tuning technique employing comparison of
6、reference clock with the oscillator frequency, resulting in adjustment of frequency characteristics of the Gm-C filter. GSI - Government Source Inspection (or Government Inspector)G-FSK - Gaussian Frequency Shift Keying HCI - Host Controller InterfaceIC - Integrated circuit. Miniaturized circuitry o
7、n a silicon chip designed and connected into logic blocks to perform a specialized task. ICE - In-Circuit Emulator (IP) Internet Protocol - Standard for communicating over the Internet. IRM - Input monitoring rate. Incoming packets are monitored on a per-flow basis for bandwidth reservation and conf
8、ormance checking. JAN (J) - Joint Army/Navy JANS (JS) - Joint Army/Navy - most Stringent reliability levelJANTX (JTX) - Joint Army/Navy with eXtra Testing requirementsJANTXV (JTXV) - JANTX with Visual inspection requirementsJEDEC - Joint Electron Device Engineering CouncilJFET - Junction Field-Effec
9、t TransistorJTAG - Joint Test Action Group (interface for in-circuit debugging and testing) IRM - Image Rejection Mixer ISM - Industrial, Scientific, Medical (a global, public radio frquency band, 2.4GHz) IF - Intermediate Frequency L2CAP - Logical Link Control and Adaption Protocol (part of Bluetoo
10、th Software Stack) (LAN) Local Area Network - A network that connects computers in a building or campus.LNA - Low Noise Amplifier LMP - Link Manager Protocol (part of Bluetooth Software Stack) Metropolitan Area Network (MAN) - A network that connects computers within a metropolitan area such as a ci
11、ty.MCP - Multi-Chip Package MIL-C-45662 -MIL Specification - Calibration RequirementsMIL-Q-9858 - MIL Specification - Quality SpecificationMIL-I-4520 - MIL Specification - Inspections SpecificationMIL-S-19500 - Military Specification - Discrete SemiconductorsMIL-STD-750 - Military Standard Test Meth
12、ods for MIL-S-19500MIPS - Millions of instructions per second.MOSFET - Metal-Oxide Semiconductor Field-Effect TransistorN-CHANNEL - Negative-type Material Channel (MOSFET)(NAS) Network Attached Storage - A storage networking architecture that allows for storage resources to connect directly to LANs.
13、NMOS - N-channel Metal-Oxide Semiconductor MOSFET)NPN - Negative/Positive/Negative structure (Bipolat Transistor)P-CHANNEL - Positive-type material Channel(PHY) Physical layer - An integrated circuit that performs an interface function between the communications system and the physical media.PIN - P
14、article Impact NoisePLL - Phase Locked Loop PMOS - P-channel Metal-Oxide SemiconductorPNP - Positive/Negative/Positive structure (Bipolar Transistor)POS - Packet over SONET. A metropolitan area network or wide area network transport technology that carries IP packets directly over SONET transmission
15、 without any data link facility.QoS - Type(s) of quality of service/priority-engines supported: Source Port, MAC Address, IEEE 802.1p, TOS-field (DiffServ) QPL - Qualified Parts ListRF - Radio Frequency RISC - Reduced Instruction Set Computer (or Chip). A type of processor architecture that processe
16、s programs more quickly than conventional microprocessors because it uses a reduced set of instructions.(SAN) Storage Area Networks - A storage networking architecture that allows for the flexible addition of storage resources to server farms, presently using Fiber Channel technology.SAW - Surface A
17、coustic Wave (filter) SCR - Silicon Controlled RectifierSDK - Software Development Kit SEM - Scanning Electron MicroscopeSIMOX - Seperation by iMplantation of OXygen (chip process technology) SMD - Surface Mounted DeviceSOI - Silicon on Insulator(chip techcnology) SOT - Small Outline TransistorTDMI
18、- Thumb Instruction, Debugger, Multiplier, ICE (powerful set of features of the ARM CPU) TO - Transistor Outline (JEDEC Designation)TRIAC - Triode AC switchUSB - Universal Serial Bus www.usb.org VCO - Voltage Controlled Oscillator VLANs - Maximum number and type: “I“ = IP Multicast, “P“ = Port-based
19、, “M“ = MAC-based, IEEE 802.1Q(VPNs) Virtual Private Networks - Networks created over the Internet that appear to be private.WDM Wavelength Division Multiplexing - A technology that uses numerous lasers and transmits several wavelengths of light at once over a single optical fiber.(WAN) Wide Area Network - A network in which computers are linked over a wide area.W-CSP - Wafer-level Chip Size Package
