ltc1344aig-trpbf Linear Technology Corporation, ltc1344aig-trpbf Datasheet
ltc1344aig-trpbf
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ltc1344aig-trpbf Summary of contents
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... LTC1343, the LTC1344 forms a complete software-select- able multiprotocol serial port. A data bus latch feature allows sharing of the select lines between multiple inter- face ports. The LTC1344 is available in a 24-lead SSOP. , LTC and LT are registered trademarks of Linear Technology Corporation. RTS RL TM RXD ...
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LTC1344 ABSOLUTE MAXIMUM (Note 1) Positive Supply Voltage (V ) ................................... 7V CC Negative Supply Voltage (V ) ........................... – 13.2V EE Input Voltage (Logic Inputs) .... V EE Input Voltage (Load Inputs) .................................. 18V Operating Temperature ...
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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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LTC1344 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 LTC1343 V pin. ...
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W U ODE SELECTIO LTC1344 MODE NAME DCE/DTE V.10/RS423 X RS530A 0 1 Reserved RS530/RS449/V. V.28/RS232 X No Cable don’t care logic low ...
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LTC1344 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 LTC1344 51 OFF 124 51 –10V –3V Z – ...
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LTC1344 U U APPLICATIONS INFORMATION BALANCED INTERCONNECTING GENERATOR CABLE ' 125 Figure 10. Typical V.35 Interface A LTC1344 51 124 51 –7V ...
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U TYPICAL APPLICATIONS Figure 13 shows a typical application for the LTC1344 using the LTC1343 mixed mode transceiver chip to gener- ate the clock and data signals for a serial interface. The LTC1344 V supply is generated from the LTC1343 ...
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LTC1344 U TYPICAL APPLICATIONS Controller Selectable Multiprotocol DTE Port with DB-25 Connector DTE_LL/DCE_TM 6 DTE_TXD/DCE_RXD 7 DTE_SCT/DEC_RXC DTE_TXC/DCE_TXC ...
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... GND Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen- tation that the interconnection of its circuits as described herein will not infringe on existing patent rights 100pF ...
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... Dr/3 Rx for Data and CLK Signals 3 Dr/3 Rx for Data and CLK Signals Allows Separate RS449 Mode 3 Dr/3 Rx for Data and CLK Signals 4 Dr/4 Rx for Control Signals and LL 5 Dr/5 Rx for Control Signals, LL, RL amd TM 1344fa LT/TP 0300 2K REV A • PRINTED IN USA LINEAR TECHNOLOGY CORPORATION 1996 ...