通信網絡
提供通信人的通信網絡、光通信、通信設備商、通信運營商資訊及技術方案，包括通信工程師關于通信設計應用、通信電源、通信芯片、RF/無線、網絡協(xié)議、通信模塊等。
DS2141A Creating a DS/ESF Chan
Abstract: DS2141A can be used for creating a DS/ESF Channel Service Unit. This application note has the adequate information and schematic on how to use this device DS2141A to create this Channel Service Unit. ...
2009-04-29 標簽：DS2141A 1019
DS2153, DS2154 Selectable 120
Abstract: Different values of resistor can be selected between DS2153 or DS2154 single chip transceiver (SCT) and the transformer when interfacing to the E1 line with secondary overvoltage protection or in a high return loss configuration....
2009-04-29 標簽：Interface 1443
DS2152, DS2154 Interfacing to
Abstract: Application Note 321 provides an example circuit for interfacing the Dallas Semiconductor/Maxim DS2152 or DS2154 single chip tranceivers (SCTs) to the IGT ALL1 SAR (WAC-021-C). Interconnections between the DS215...
2009-04-29 標簽：Interfacin 1261
DS21Q41, DS21Q43 Interfacing t
Abstract: This application note contains information necessary to interface the Motorola MC68360 processor to the DS2141Q or the DS2143Q Dallas Semiconductor T1 or E1 framers. The application note covers interfacing both the address and da...
2009-04-29 標簽：Interfacin 893
DS2153 Programming, ETS 300-01
Abstract: This application note is a guide for building software to control Remote Alarm generation in all Dallas Semiconductor E1 Framers and Single Chip Transceivers (SCTs). The basis for Remote Alarm generation is the European Telecommu...
2009-04-29 標簽：Programmin 1037
轉換DS2152/DS2154演示套件-Converting
Abstract: This application note provides the instruction to convert the Dallas Semiconductor/Maxim DS2152/DS2154 T1/E1 demo kits. The DS2152DK & DS2154DK are ordered and shipped for either T1 or E1 operation. However,...
轉換DS2151/DS2153演示套件-Converting
Abstract: The DS2151DK and DS2153DK are ordered and shipped for either T1 or E1 operation. However, the kits are easily converted to operate on the other mode. This application note describes how to convert the demo kits to either T1 or E1...
Legacy T1/E1 8MHz Backplane Op
Abstract: This application note provides the requirements for multiplexing four PCM streams into one 8MHz system backplane using Dallas Semiconductor/Maxim SCTs and framers that do not contain interleave bus operation (IBO) modes internall...
2009-04-29 標簽：E1 1298
DS2141A, DS2143, DS2151, DS215
Abstract: This application note contains information necessary to interface a nonmultiplexed bus processor to the following Dallas Semiconductor T1 or E1 framers and single chip transceivers (SCTs): DS2141A, DS2143, DS2151, or the DS2153. ...
2009-04-29 標簽：Interfacin 1058
DS2141A ， DS2151報警設置和明確的標準-DS2
Abstract: Application Note 338 provides the criteria used to set and clear alarms using the Dallas Semiconductor/Maxim DS2141A T1 Controller and DS2151 Single Chip Transceiver (SCT). ...
2009-04-29 標簽：DS2141A 1035
DS21352/DS21552與DS2152單芯片收發(fā)器-D
Abstract: This application note will help with the migration from a current design using the DS2152 single chip transceiver (SCT) to one using the DS21352 or DS21552 SCT. These two devices are foot print compatible which allows the DS2152 ...
2009-04-29 標簽：收發(fā)器 757
DS21354/DS21554與DS2154單芯片收發(fā)器-D
Abstract: This application note provides a list of the differences between Dallas Semiconductor/Maxim Communications Products DS21354/DS21554 and DS2154 single chip transceivers (SCTs). The additional features contained in the DS21354/DS21...
2009-04-29 標簽：收發(fā)器 2089
一般網絡接口標準設計的DS2151和DS2152-Gener
Figure 1 illustrates a general form of the interface circuit for T1 transceiver chips. Not all of the components are necessary in all applications. This circuit is used to illustrate how to distribute resistance around the transformers. Ap...
2009-04-29 標簽：接口 778
NRZ碼應用-NRZ Applications
Abstract: This application note covers how to decouple a framer from the line interface unit (LIU) so that the user can connect the LIU/framer to a Bipolar or NRZ mode device. This application note applies to following si...
2009-04-29 標簽：NRZ 2618
延遲線比較-Delay Lines Comparison
Abstract: Maxim manufactures several delay lines. This application note compares each programmable delay line and non-programmable delay line to help customers choose the appropriate device for their application. Since many of the features...
2009-04-29 標簽：延遲線 3379
應用HSTL信號庫輸入裝置-Applying HSTL Si
Abstract: This application note discusses the conditions for interfacing differential HSTL (High-Speed Transceiver Logic) outputs to PECL (Positive Emitter Coupled Logic) inputs. PECL and HSTL are two of the high-speed in...
混頻器2x2雜散響應與IP2的關系
摘要：本文對2階交調點(IP2)以及2x2雜散響應進行了詳細說明，這兩個參數在RF器件規(guī)格書中經常出現，如混頻器。本文有助于讀者掌握IP2...
2009-04-29 標簽：混頻器 3307
DS1851變容二極管的溫度補償-DS1851 Varact
Abstract: The DS1851 is a dual 8-bit digital-to-analog converter (DAC) which also contains dual independent 40-byte look-up tables (LUTs) and an internal digital temperature sensor. Its original application was the temperature compensation...
使用擴頻振蕩器降低輻射消費品-Using Spread Sp
Abstract: In 1975 the Federal Communications Commission (FCC), the government agency that regulates radio frequency (RF) emissions in the United States, enacted new regulations called FCC Part 15. These were not directed at controlling equ...
2009-04-29 標簽：頻振蕩 847
了解共模信號-Understanding Common-Mo
Abstract: To understand how common-mode signals are created and then suppressed, you should first understand the interaction of shields and grounds in common cable configurations. The following discussion defines a common-mode signal, revi...
2009-04-29 標簽：共模信號 2065
T3/E3/STS-1光纖擴展-T3/E3/STS-1 Fi
Abstract: This application note will describe what is needed to design a T3/E3/STS-1 Fiber to Copper Media Converter. Such a device will take the copper signal and convert it to an optical signal to be transported over a fiber link. A pair...
2009-04-29 標簽：光纖 1221
High-Speed Random-Data Generat
Abstract: A handful of components are integrated into a circuit that creates a high-quality random data stream that generates eye diagrams up to 62.5MHz. The circuit diagram and eye diagram are shown. The eye diagram, one...
2009-04-29 標簽：Random-Dat 937
Precision Current Source is So
Abstract: A shunt regulator provides a constant reference voltage across a digital potentiometer that, in conjunction with an op amp and transistor, forms a software-programmable, voltage-controlled current source. With t...
2009-04-29 標簽：Programmab 2575
Isolated Digital-Signal Couple
Abstract: An unorthodox application of a pair of MOSFET-driver ICs and a ferrite-bead transformer yields a single-channel, isolated digital-signal coupler. Optocouplers are the usual choice for coupling digital signals be...
2009-04-29 標簽：Digital-Si 903
無源收發(fā)混頻器IC中的寬帶LO噪聲
摘要：無源雙平衡混頻器由場效應管和二極管組成，可以在蜂窩基站收發(fā)器中作為上變頻器或下變頻器。高線性度(IP3)、低噪聲及無雜散響應的上/下變頻器需要低電平本振信號，可...
2009-04-29 標簽：混頻器 1838
利用MAX2016測量RF增益
摘要：該應用筆記討論如何利用MAX2016 RF檢測器實現超外差收發(fā)器的增益自動測量。本文比較了三種方案的性能和測量精度：增益測量和校準，具有失調修正的增益測量和具有失調、...
2009-04-29 標簽：MAX2016 797
寬帶通信接收機的ADC參數
摘要：本應用筆記闡述了欠采樣接收機的系統(tǒng)級重要參數，并提供了設計人員確定這些性能參數所需要的各種方法，這些參數包括滿量程范圍、小信號噪聲底、信噪比和無雜散動態(tài)...
2009-04-29 標簽：adc 2015
電表應用中RS-485收發(fā)器的設計考慮
摘要：自動抄表技術為電表提供一個通信端口，以電子方式遠程讀取數值。本應用筆記討論Maxim RS-485收發(fā)器的不同特性，這些特性使RS-485收發(fā)器非常適合用于電表通信端口。 ...
2009-04-29 標簽：收發(fā)器 1599
端口擴展器降低折疊手機的成本及尺寸
摘要：本文討論了最新設計的端口擴展器功能，這些功能與空間受限、成本敏感的折疊手機設計密切相關。以MAX6966和 MAX6965驅動器為例論述了GPIO端口擴展器技術。 ...
DS28CZ04在銅纜傳輸SFP中的裝配
摘要：本文是對HFRD-16.0參考設計：1Gbps至4.25Gbps有源SFP銅纜組件的補充。說明了DS28CZ04在有源銅纜SFP組件中作為串行控制接口的使用，建議讀者查找一些相關的參考設計，以便對本文...
編輯推薦廠商產品技術軟件/工具OS/語言教程專題
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| 直流電機 | PID | MOSFET | 傳感器 | 人工智能 | 物聯網 | NXP | 賽靈思 |
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