TEA1110A PDF File ( Datasheet )

INTEGRATED CIRCUITS DATA SHEET TEA1110A Low voltage versatile telephone transmission circuit with dialler interface Product speci cation Supersedes data of 1996 Nov 26 File under Integrated Circuits, IC03 1997 Apr 22 Philips Semiconductors Product speci cation Low voltage versatile telephone transmission circuit with dialler interface FEATURES Low DC line voltage; operates down to 1.6 V (excluding voltage drop over external polarity guard) Voltage regulator with adjustable DC voltage Pro

UNISONIC TECHNOLOGIES CO., LTD TEA1110A LINEAR INTEGRATED CIRCUIT LOW VOLTAGE VERSATILE TELEPHONE TRANSMISSION CIRCUIT WITH DIALLER INTERFACE SOP-14 DESCRIPTION The UTC TEA1110A is a versatile telephone transmission circuit providing full speech and line interface functions in electronic telephone sets. This device works at a line voltage which can be as low as 1.6V DC (with reduced performance) to enable parallel connection of telephone sets. It also realizes electronic switching between