L9704D STMicroelectronics, L9704D Datasheet
L9704D
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L9704D Summary of contents
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... The L9704 is a bipolar monolithic integrated circuit for monitoring the status eight contactscon- nected to the power supply (battery). BLOCK DIAGRAM March 1992 DIP–20 SO–20L ORDERING NUMBERS: L9704 (DIP–20) L9704D (SO–20L) It contains eight contact sense inputs and eight mi- crocomputer compatible three-state outputs. L9704 1/8 ...
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L9704 ABSOLUTE MAXIMUM RATINGS Symbol V Transient Supply Voltage ( Logic Supply Voltage CC I Input DC Current Input DC Pulse INP (test pulse specification: 0 < tP < 2ms Output Current O ...
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ELECTRICAL CHARACTERISTICS (5V otherwise specified; the currents flowing in the arrow direction are assumed positive as marked in the application circuit diagram, fig. 1). Symbol Parameter V Enable Input Voltage LOW ENL (device activated) V Enable Input Voltage HIGH ENH ...
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L9704 APPLICATION CIRCUIT DIAGRAM Figure 1 : Typical application diagram for the L9704 circuit. The current flowing in the arrow direction is as- sumed positive. The external capacitors C the corresponding pins. FUNCTIONAL DESCRIPTION The L9704 circuit monitors the status ...
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The internal clamping diodes at the contact monitor- ing inputs, together with the external contact series resistors R , allows the device to withstand tran- IN sients at the contact connection.The contact series resistor R limits the input current at ...
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L9704 SO20 PACKAGE MECHANICAL DATA DIM. MIN 0 0. 7 6/8 mm TYP. MAX. MIN. 2.65 0.3 0.004 2.45 0.49 0.014 ...
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DIP20 PACKAGE MECHANICAL DATA DIM. MIN. a1 0.254 B 1. TYP. MAX. MIN. 0.010 1.65 0.055 0.45 0.25 25.4 8.5 2.54 22.86 7.1 3.93 3.3 1.34 L9704 inch TYP. ...
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L9704 Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from ...