INTEGRATED CIRCUITS
DATA SHEET
TEA1097 Speech and loudspeaker amplifier IC with auxiliary inputs/outputs and analog multiplexer
Product specification Supersedes data of 1998 Jun 11 File under Integrated Circuits, IC03 1999 Apr 08
Philips Semiconductors
Product specification
Speech and loudspeaker amplifier IC with auxiliary inputs/outputs and analog multiplexer
FEATURES Line interface • Low DC line voltage • Voltage
regulator with adjustable DC voltage • Symmetrical high-impedance inputs (70 kΩ) for dynamic, magnetic or electric microphones • Dual Tone Multi-Frequency (DTMF) input with confidence tone on earphone and/or loudspeaker • Receive amplifier for dynamic, magnetic or piezo-electri...