A5367
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A5367CA-T (pdf) |
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A5367CA |
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A5367 Ionization Smoke Detector with Interconnect and Timer Package 16-pin DIP suffix A : The A5367 is a low-current, BiCMOS circuit providing all of the required features for an ionization-type smoke detector. A networking capability allows as many as 125 units to be interconnected so that if any unit senses smoke all units will sound their alarm. In addition, special features are incorporated to facilitate alignment and test of the finished smoke detector. The device is Recognized by Underwriters Laboratories for use in smoke alarms that comply with Standard UL217 or UL268, per file #S2113. The internal oscillator and timing circuitry keep standby power to a minimum by powering down the device for seconds and sensing for smoke for only 10 ms. Every 24 on-off cycles, a check is made for a low battery condition. By substituting other types of sensors or a switch for the ionization detector, this device can be used in numerous other battery-operated safety/security applications. The A5367 is supplied in a low-cost 16-pin dual in-line plastic package DIP . It is rated for continuous operation over the temperature range of to 60°C. The Pb lead free version suffix has 100% matte tin leadframe plating. Not to scale 50 kΩ To / from other units Timer Mode 200 kΩ 1 TIMER START 16 GUARD2 200 Ω 2 I/O 15 DETECT IN A5367 3 LOW-V SET 14 GUARD1 TIMER OUT SENSITIVITY SET 330 Ω 5 OSC CAP 6 VDD 7 TIMING RES 11 HORN2 10 HORN1 FEEDBACK 9 VSS 200 k Ω Push to Test A Use an external resistor to adjust sensitivity for a particular smoke chamber. B Select resistor to reduce sensitivity during Timer mode. C A resistor to VSS or VDD may be added to this pin to modify low battery voltage threshold. D Value of component will vary, based on the piezoelectric horn used. MΩ D 220 kΩ D A5367 Ionization Smoke Detector with Interconnect and Timer Selection Guide Part Number A5367CA-T A5367CA Pb-Free Yes Packing 25 pieces per tube Absolute Maximum Ratings* |
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