RE46C145 R&E International, Inc., RE46C145 Datasheet
RE46C145
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RE46C145 Summary of contents
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... RE46C145 CMOS Photoelectric Smoke Detector ASIC with Interconnect and Timer Mode Product Specification General Description The RE46C145 is low power CMOS photoelectric type smoke detector IC. With minimal external components this circuit will provide all the required features for a photoelectric type smoke detector. ...
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... Output Off, Output=VDD Facsimile 610.992.0734 R&E International Limits Min Typ Max Units 5 6.2 4.5 V 3.2 V 1.6 V 8.5 V 4.5 2 -100 nA -100 -50 uA 100 nA 100 . . 140 E-mail: rande@randeint.com DS-RE46C145-121806 ...
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... Active, VDD=6V to 12V 6,5 Active, VDD=6V to 12V Facsimile 610.992.0734 R&E International Limits Min Typ Max Units 5 - 6.9 7.2 7 5. 2.85 3.1 3. 3.7 3.3 .01 %/ºC .3 %/ºC -50 dB -30 dB E-mail: rande@randeint.com DS-RE46C145-121806 ...
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... LED IS NOT ON 9.6 10.75 1 7.2 8 300 336 39 94 104 450 500 Note 1 9.5 10.5 450 500 , Note 1 1.35 1.5 , Note 1. Note 2 E-mail: rande@randeint.com DS-RE46C145-121806 Max Units 11 . 11.8 S 2.2 S 1.1 S 1.1 S 8.9 S 370 115 uS 550 mS 11.5 mS 550 mS 1. 1.46 S ...
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... RE46C145 CMOS Photoelectric Smoke Detector ASIC with Interconnect and Timer Mode Product Specification Telephone 610.992.0727 Page This datasheet contains PROPRIETARY and CONFIDENTIAL information. Functional Block Diagram Figure 1 Facsimile 610.992.0734 R&E International E-mail: rande@randeint.com DS-RE46C145-121806 ...
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... In the timer mode this input pin can be used to set an external smoke comparator reference. 16 TEST This input is used to invoke two test modes and the timer mode. This input has an internal pull-down. Telephone 610.992.0727 Page This datasheet contains PROPRIETARY and CONFIDENTIAL information. PIN DESCRIPTIONS DESCRIPTION Facsimile 610.992.0734 R&E International E-mail: rande@randeint.com DS-RE46C145-121806 ...
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... C3 is typical for an alkaline battery. This capacitance should be increased to 4.7uF or greater for a carbon battery. 3. R10, R11 and C6 are typical values and may be adjusted to maximize sound pressure. Telephone 610.992.0727 Page This datasheet contains PROPRIETARY and CONFIDENTIAL information. Typical Application Figure 2 Facsimile 610.992.0734 R&E International E-mail: rande@randeint.com DS-RE46C145-121806 ...
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... The interconnect input has a 670mS nominal digital filter. This allows for interconnection to other types of alarms (carbon monoxide for example) that may have a pulsed interconnect signal. Telephone 610.992.0727 Page This datasheet contains PROPRIETARY and CONFIDENTIAL information. =.6931 * Facsimile 610.992.0734 R&E International E-mail: rande@randeint.com DS-RE46C145-121806 ...
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... NMOS is off. If VDD falls below the threshold the NMOS turns on. Telephone 610.992.0727 Page This datasheet contains PROPRIETARY and CONFIDENTIAL information. are in place and a high to low transition occurs on the TEST input the adj2 Description Facsimile 610.992.0734 R&E International E-mail: rande@randeint.com DS-RE46C145-121806 ...
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... Chamber Test and Warning is Offset from Low Battery Test and Warning by 21.5 Seconds. Telephone 610.992.0727 Page This datasheet contains PROPRIETARY and CONFIDENTIAL information. Timing Diagrams Standby, No Alarm (not to scale) T PER1 T ON2 T PLED1 Low Supply or Chamber Test Failure Low Battery Warning Chirp T HOF3 Facsimile 610.992.0734 R&E International T HON3 E-mail: rande@randeint.com DS-RE46C145-121806 ...
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... Telephone 610.992.0727 Page This datasheet contains PROPRIETARY and CONFIDENTIAL information. Timing Diagrams (continued) Local Alarm Timing (not to scale) T PER2 T PLED2 Local or Remote Alarm Horn Temporal Pattern HON1 HOF1 HOF2 Interconnect Timing T IODLY2 Facsimile 610.992.0734 R&E International No Alarm E-mail: rande@randeint.com DS-RE46C145-121806 ...
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... Telephone 610.992.0727 Page This datasheet contains PROPRIETARY and CONFIDENTIAL information. Facsimile 610.992.0734 R&E International E-mail: rande@randeint.com DS-RE46C145-121806 ...