MCT210Q4898 Search Results

Contextual Info: TELEPHONE TONE RINGER/RINGING DETECTOR LB1004AC PRELIMINARY Description The LB1004AC is a Full Feature Tone Ringer/Ringing Detector integrated circuit which simultaneously provides a ringer-output tone and a “ ringing-detected” output signal. TTie tone ringer portion of the device provides switchselectable output frequencies of 750,900,940, and 1200 Hz at independently selectable modulation rates of 7.5,10,15,

LB1006AB

Abstract: p 421 optoisolator LB1006
Contextual Info: LB1006AB TELEPHONE RINGING DETECTOR Description The LB1006AB Telephone Ringing Detector integrated circuit provides ringing detection functions from the Tip-Ring pair of a telephone loop. This device provides approximately 1 mA output current for two types of output drivers. The output