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SGS Thomson Microelectronics
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Part No. |
AN582
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OCR Text |
telephone sets ? c. politano introduction the type of telephone set that is being protected must first be identified. a telephone set connec...hook figure 8a : electronic hook switch protection hook tpp250 figure 8b : electronic hook switch pr... |
Description |
PROTECTION SCHEMATICS FOR TELEPHONE SET
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File Size |
44.88K /
5 Page |
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ST Microelectronics
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Part No. |
L3234 L3235
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OCR Text |
...tions re- quired to interface a telephone line. the l3234/l3235 implements the main features of the broths function: - battery feed (balance...hook condition and an enable logic for solid state ringing injector l3234. the l3235 package is 28 p... |
Description |
HIGLY INTEGRATED SLIC KIT TARGETED TO PABX AND KEY SYSTEM APPLICATIONS
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File Size |
4,940.29K /
26 Page |
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ELAN Microelectronics C... ELAN Microelctronics Corp . http://
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Part No. |
EM91203A/B/C EM91203AP EM91203 EM91203B EM91203C
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OCR Text |
...provides necessary functions of telephone set for application in any environment, such as pulse dialing, tone (dtmf) dialing, handfree diali...hook dialing and speakerphone application. ? 3-set one touch repertory memory, each one can store da... |
Description |
Telephone Dialer Multi-Function Dialer TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE
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File Size |
140.38K /
19 Page |
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