tp5088 National Semiconductor Corporation, tp5088 Datasheet
tp5088
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tp5088 Summary of contents
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... TP5088 DTMF Generator for Binary Data General Description This CMOS device provides low cost tone-dialing capability in microprocessor-controlled telephone applications 4-bit binary data is decoded directly without the need for conver- sion to simulated keyboard inputs required by standard DTMF generators With the TONE ENABLE input low the ...
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Absolute Maximum Ratings If Military Aerospace specified devices are required please contact the National Semiconductor Sales Office Distributors for availability and specifications Supply Voltage ( MUTE Voltage Maximum Voltage at Any Other Pin V 0 ...
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... OSC IN OSC OUT (Pins 6 and 7) All tone generation tim- ing is derived from the on-chip oscillator circuit A low-cost Dual-In-Line Package Top View Order Number TP5088WM or TP5088N See NS Package M14B or N14A 3 579545 MHz A-cut crystal (NTSC TV color-burst) is need- ed between pins 6 and 7 Load capacitors and a feedback ...
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Keyboard Data Inputs Equivalent ...
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... Physical Dimensions inches (millimeters) Order Number TP5088WM NS Package Number M14B 5 ...
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... National does not assume any responsibility for use of any circuitry described no circuit patent licenses are implied and National reserves the right at any time without notice to change said circuitry and specifications Molded Dual-In-Line (N) Order Number TP5088N NS Package Number N14A 2 A critical component is any component of a life ...