INTEGRATED CIRCUITS
DATA SHEET
TEA1065 Versatile telephone transmission circuit with dialler interface
Product specification File under Integrated Circuits, IC03A March 1994
Philips Semiconductors
Product specification
Versatile telephone transmission circuit with dialler interface
FEATURES • Current and
voltage regulator mode with adjustable static resistances • Provides supply for external circuitry • Symmetrical high-impedance inputs for piezoelectric microphone • Asymmetrical high-impedance input for electret microphone • DTMF signal input with confidence tone • Mute input for pulse or DTMF dialling • Power-down input for pulse dial or register recall • Digital pulse input to drive an...