m-980-02 Clare, Inc., m-980-02 Datasheet
m-980-02
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m-980-02 Summary of contents
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... Block Diagram DS-M980-02-R3 3V/5V General Purpose Call Progress Tone Detector Description The M-980- integrated circuit tone detector for general purpose use in automatic following of switched telephone calls. The circuit uses low-power CMOS techniques to provide the complete filtering and control required for this function. The basic timing of the M- 980-02 is designed to permit operation with almost any progress tone system ...
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... Voltage on SIGNAL IN(V + 0.5V -12V Voltage on Any Pin Except SIGNAL IN Storage Temperature Range Operating Temperature Lead Soldering Temperature Note: Exceeding these ratings may permanently damage the M-980-02. Specifications Parameter Supply Current Signal Detection Level (5V) Level (3V) Duration Signal Rejection Level Quiet Interval Detect Duration “ ...
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... The M-980- signal detector sensitive to the fre- quencies most often used for these progress tones. Electronic equipment monitoring the DETECT output of the M-980-02 can determine the nature of signals present by measuring their duty cycle ...
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... M-980-02 Call Progress Tones Frequency 1 350 425 600 400 480 600 480 600 440 500 440 Telephone Line Circuit Application Detect Range 4 Frequency 2 On/Off +440 Continuous - X 120 - +620 0.5/0.5s X 120 +620 0.25/0.25s X 120 + 480 2.0/4. 0.5s burst Input Signal Configuration www.clare.com Use Dial tones ...
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... BSC ec 0° 15° L .115 .150 Inches Min Max A .0926 .1043 A1 .0040 .0118 b .013 .020 D .3977 .4133 E .2914 .2992 e .050 BSC H .394 .419 L .016 .050 www.clare.com M-980-02 Tolerances Metric (mm) Min Max - 5.33 - .38 - .36 .56 1.1 1.8 .20 .36 9.02 10.16 7.6 8.3 6.1 7.1 2.54 BSC 0° 15° 2.9 4.1 Tolerances Metric (mm) Min Max 2.35 2.65 .10 ...
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... Clare’s product may result in direct physical harm, injury, or death to a person or severe property or environmental damage. Clare, Inc. reserves the right to discontinue or make changes to its products at any time without notice. Specification: DS-M980-02-R3 ©Copyright 2001, Clare, Inc. ...