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DS21354/DS21554 vs. DS2154 Sin
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...
DS2151, DS2153 Device Identifi
Abstract: Application Note 341 describes how to identify the device correctly by software. This application note provides the procedure that allows the software to identify the device or poll the device identification register to determine...
T1/E1 and T3/E3 Transformer Se
Abstract: This application note lists vender transformers that meet the specifications required for use with Maxim Single-Chip Transceivers (SCTs) and Line Interface Units (LIUs). Recommended transformers are made based on the following tr...
2009-04-20 標簽：E1 2533
Transparent Operation on T1, E
Abstract: The Dallas Semiconductor framers can operate in a transparent mode in both the receive and transmit directions. The transmitter will not insert framing, signaling, or other information such as CRC or FDL. Generally, the receive s...
2009-04-20 標簽：E1 3331
DS3112 Clock Rates and Frequen
Abstract: The DS3112 has six different transmit clock and six different receive clock types: transmit DS3, DS2, DS1, E3, E2, and E1 clocks and receive DS3, DS2, DS1, E3, E2, and E1 clocks. Since the clocks at the same stage in the circuit ...
2009-04-20 標簽：DS3112 927
Maxim® Telecommunications
Abstract: This FAQ discusses answers to general communication questions as well as Maxim device-specific questions. This set of FAQs is designed to address some of...
2009-04-20 標簽： 5995
Conversion Between T1 and E1
Abstract: This application note describes how to convert T1 to E1 or vice versa using Dallas Semiconductor DS21X52 and DS21X54 single chip transceivers (SCTs) with the DS216xx clock adapter (CLAD). The DS21X52 SCT is used for T1 signals an...
2009-04-20 標簽：E1 1360
Interfacing the DS2155 to the
Abstract: Application Note 381 contains information necessary to interface the Motorola MPC8260 processor to the DS2155 T1/E1/J1 Single Chip Transceiver (SCT). The application note covers interfacing both the address and data processor bus...
2009-04-20 標簽：Interfacin 930
DS2152, DS2154, DS2151, DS2153
Abstract: This application assumes the dropped channels occupy the same timeslots as the inserted channels. The idle registers in the DS2152, DS2154, DS21X5Y and DS2155 can be used to fill unused (if any) channels. The used channels do not...
Simple, Low-Cost, 4-Port E1 De
Abstract: Application note 376 provides the hardware and software requirements for using the DS21Q50 as a quad E1 transceiver. Two significant features are included for this type of application, Interleave Bus Operation (IBO) and a system ...
2009-04-20 標簽：Using 1337
Using DS2148/348 as Repeater
Abstract: Application Note 387 describes the use of the Dallas Semiconductor/Maxim DS2148/DS21348 as a T1 or E1 repeater. A simple circuit diagram shows typical connections. Configurations for Hardware Mode and Software Mode are also provi...
2009-04-20 標簽：Using 1406
Hitless Protection Switching w
Abstract: This application note discusses how to connect various Dallas Semiconductor T1/E1/J1 single-chip transceivers (SCTs) or line interface units (LIUs) for 1+1 redundancy. It contains a simple hardware design without relays and softw...
2009-04-20 標簽：Hitless 1087
DS2151, DS2152, DS2153, DS2154
Abstract: Application Note 325 is a Crystal Selection Guide for these Dallas Single Chip Transceivers: DS2151, DS2152, DS2153, DS2154, DS21552, DS21554, DS21352, DS21354 and DS2155. Specifications for selecting the approp...
DS2155 Internal BERT Programmi
Abstract: Application note 389 describes how to use the internal Bit Error Rate Test (BERT) controller found in the Dallas Semiconductor DS2155 T1/E1/J1 single chip transceiver (SCT). Testing the bit error rate of a line which carries voic...
2009-04-20 標簽：DS2155 1011
DS2152, DS2154, DS21x5Y, and D
Abstract: Application note 319 contains information necessary to interface the Motorola MC68360 processor to many of the Dallas Semiconductor single chip transceivers (SCTs). The application note covers interfacing both the address and dat...
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. ...
2009-04-20 標簽：NRZ 1685
E1 Operation of Dallas Semicon
Abstract: This application note covers five topics concerning Dallas Semiconductor framers and single chip transceivers (SCTs). The first section provides a detailed explanation about how the framer or SCT synchronize to an incoming data s...
HDLC Configuration of Framers
Abstract: Application Note 394 contains guidelines showing how to use the necessary operation modes inside our framers, transceivers or single-chip transceivers (SCTs) to route HDLC data. This application note lists the register descriptio...
2009-04-20 標簽：hdlc 1134
DS21Q59 vs. DS21Q50 Quad E1 Tr
Abstract: Application note 395 is provided for users of the DS21Q50 quad E1 transceiver whose application requires transmit and receive signaling. The DS21Q59 is pin-to-pin compatible and contains all the features of the DS21Q50 while addi...
DS2154L vs. DS2153Q
Abstract: This application note highlights the differences between the DS2154L and the DS2153Q E1 single chip transceivers (SCTs). The DS2154L is a superset of the DS2153Q. All of the original features of the DS2153Q have been retained and...
DS31256 and T1/E1 Interface
Abstract: This application note discusses how to connect the DS31256 HDLC Controller to the DS2155, DS21Q55, DS21Q50 and DS26528 in T1/E1, 2MHz, 4MHz, 8MHz clock mode. The hardware connection and software configuration are given. ...
2009-04-20 標簽：Interface 1862
Measuring Telecom Systems Agai
Abstract: Measuring T1/E1 and T3/E3 pulse masks and comparing them against specifications are discussed. A test fixture is utilized as an illustration. In the telecommunication industry, it is often necessary to design eq...
2009-04-20 標簽：Systems 1188
Network Interface and Circuit
Abstract: T1/E1 single-chip transceivers (SCTs) are used in applications that connect directly to outgoing telephone lines. Because phone lines can expose circuitry to hazardous overvoltage or overcurrent conditions, protection networks (e...
2009-04-20 標簽：Interface 1692
Pulse Template Measurement
Abstract: In the telecommunication industry it is often necessary to design equipment that interfaces with existing telecommunication systems. To ensure that a piece of equipment functions properly in a legacy system, several application-d...
2009-04-20 標簽：Template 1265
Design Migration from DS21Q55
Abstract: The DS21Q55 is a quad multichip module (MCM) device featuring independent transceivers that can be software configured for T1, E1, or J1 operation. Each is composed of a line interface unit (LIU), framer, HDLC controllers, and a ...
T3/E3/STS-1 LIU Secondary Surg
Abstract: Application note 398 is a design guide that has all the information necessary for a designer to build a network interface circuit for a piece of telecommunications equipment using Dallas Semiconductor T3, E3, or STS-1 line interf...
Extended System Information Bu
Abstract: The 3-wire extended system information bus (ESIB) function allows the interrupt status or other user-selectable alarm status information for multiple single chip transceivers (SCTs) to be accessed in a single read cycle. ...
2009-04-20 標簽：bus 1178
Additional Pulse Amplitude Set
Abstract: This application note shows how to use undocumented settings to modify output amplitudes. IntroductionThis application note provides the register settings for the DS2148/DS21348/DS21Q48/DS213Q48 and D...
Modifying the E3 Template Comp
Abstract: This application note describes how to modify the pulse shape (amplitude, rise- and fall-times) of Dallas DS3150, DS315x, and DS325x Line Interface Units (LIUs). IntroductionThis application note desc...
DS21Qx5y BSDL Scan Chain Mappi
Abstract: This application note describes the JTAG hardware boundary scan functions of the quad port single chip transceivers (SCTs). The JTAG functionality for the quad port devices is essentially the same as four separate DS21x5y devices...
2009-04-20 標簽：DS21Qx5y 854
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