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M-984-02S

Part Number	M-984-02S
Manufacturer	Clare Inc.
Description	Special Information Tone Detector
Published	Mar 30, 2005
Detailed Description	M-984-02 Special Information Tone Detector Features • Detects single-frequency tones used for error indication and call ...
Datasheet	M-984-02S PDF File

Overview

M-984-02 Special Information Tone Detector Features • Detects single-frequency tones used for error indication and call progress in telephone systems • Provides detection windows for: 400/425 Hz (Call Progress) 950 Hz (Special and error indication) 1400 Hz (Special and error indication) 1800 Hz (Special and error indication) • Separate tri-state outputs for each tone window • Inexpensive 3.
58 MHz crystal time base • Auxiliary 3.
58 MHz clock output • 14-pin DIP package and 16-pin SOIC package • Single supply 3 to 5 volt (low power CMOS) • Wide dynamic range (30 dBm) Applications • • • • • • Automatic dialers Modems Telecom test equipment Telephone traffic measurement, Service evaluation Billing equipment Description The M-984-02 Special Information Tone Detector is a monolithic integrated circuit designed to provide reliable detection of many common telephone network status signals.
In particular, it detects the signals known as Special Information Tones (SITs) or error tones as defined...

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