INTEGRATED CIRCUITS
DATA SHEET
TEA1110A Low voltage versatile telephone transmission circuit with dialler interface
Product specification Supersedes data of 1996 Nov 26 File under Integrated Circuits, IC03 1997 Apr 22
Philips Semiconductors
Product specification
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 • Provides a supply for external circuits • Symmetrical high impedance inputs (64 kΩ) for dynamic, magnetic or piezo-electric microphones • Asymmetrical high impedance input (32 kΩ) for electret microph...