Low voltage telephone transmission circuit with dialler interface and regulated strong supply

文件：150.37 Kbytes 頁數(shù)：28 Pages

PHI

PHI

Low voltage telephone transmission circuit with dialler interface and regulated strong supply

文件：150.37 Kbytes 頁數(shù)：28 Pages

PHI

PHI

Low voltage telephone transmission circuit with dialler interface and regulated strong supply

文件：150.37 Kbytes 頁數(shù)：28 Pages

PHI

PHI

Low voltage telephone transmission circuit with dialler interface and regulated strong supply

GENERAL DESCRIPTION\nThe TEA1114A is a bipolar integrated circuit that performs all speech and line interface functions required in fully electronic telephone sets. It performs electronic switching between speech and dialling. The IC operates at a line voltage down to 1.45 V DC (with reduced perform ? Low DC line voltage; operates down to 1.45 V\n?? (excluding voltage drop over external polarity guard)\n? Line voltage regulator with adjustable DC voltage\n? 3.3 V regulated strong supply point for peripheral circuits compatible with:\n?? – Speech mode\n?? – Ringer mode\n?? – Trickle mode.\n? Tra;

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