LTC1344AC LINER [Linear Technology], LTC1344AC Datasheet
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LTC1344AC
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LTC1344AC Summary of contents
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FEATURES Software-Selectable Cable Termination for: RS232 (V.28) RS423 (V.10) RS422 (V.11) RS485 RS449 EIA530 EIA530-A V.35 V.36 X.21 Outputs Won’t Load the Line with Power Off U APPLICATIONS Data Networking CSU and DSU Data Routers U TYPICAL APPLICATION DTE or ...
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... Input Voltage (Logic Inputs) .................... (V – 0.3V Input Voltage (Load Inputs) .................................. 18V Power Dissipation .............................................. 600mW Operating Temperature Range LTC1344AC ............................................ LTC1344AI ......................................... – Storage Temperature Range ................ – 150 C Lead Temperature (Soldering, 10 sec)................. 300 C ELECTRICAL CHARACTERISTICS 5 – 5V 5%, T ...
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W U TYPICAL PERFORMANCE CHARACTERISTICS V.11 or V.35 Differential Mode Impedance vs Temperature 120 V = –7V CM 115 V = –2V 110 105 100 –40 – ...
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LTC1344A PIN FUNCTIONS M0 (Pin 1): TTL Level Mode Select Input. The data latched when LATCH is high. V (Pin 2): Negative Supply Voltage Input. Can connect EE directly to the LTC1543 V pin. ...
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W U ODE SELECTIO LTC1344A MODE NAME DCE/DTE V.10/RS423 X RS530A 0 1 RS530 RS449/V. V.28/RS232 X No Cable don’t care logic low ...
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LTC1344A U U APPLICATIONS INFORMATION Multiprotocol Cable Termination One of the most difficult problems facing the designer of a multiprotocol serial interface is how to allow the trans- mitters and receivers for different electrical standards to share connector pins. In ...
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U U APPLICATIONS INFORMATION BALANCED INTERCONNECTING GENERATOR CABLE TERMINATION ' Figure 6. Typical V.11 Interface A LTC1344A 51 OFF 124 51 –10V –3V Z – ...
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LTC1344A U U APPLICATIONS INFORMATION BALANCED INTERCONNECTING GENERATOR CABLE ' 125 Figure 10. Typical V.35 Interface A LTC1344A 51 124 51 –7V ...
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U TYPICAL APPLICATIONS Controller Selectable Multiprotocol DTE/DCE Port with DB-25 Connector DTE_LL/DCE_TM DTE_TXD/DCE_RXD DTE_SCTE/DCE_RXC DTE_TXC/DCE_TXC 14 DTE_RXC/DCE_SCTE 15 DTE_RXD/DCE_TXD 16 DTE_TM/DCE_LL ...
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LTC1344A U TYPICAL APPLICATIONS Cable Selectable Multiprotocol DTE/DCE Port with DB-25 Connector DTE_TXD/DCE_RXD 6 DTE_SCTE/DCE_RXC 7 8 DTE_TXC/DCE_TXC 9 DTE_RXC/DCE_SCTE 10 DTE_RXD/DCE_TXD 11 ...
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PACKAGE DESCRIPTION 0.205 – 0.212** (5.20 – 5.38) 0.005 – 0.009 0.022 – 0.037 (0.13 – 0.22) (0.55 – 0.95) * DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE ** DIMENSIONS DO NOT ...
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LTC1344A U TYPICAL APPLICATIO Figure 13 shows a typical application for the LTC1344A using the LTC1543 mixed mode transceiver chip to gener- ate the clock and data signals for a serial interface. The LTC1344A V supply is generated from the ...