TEA1098AH
TEA1098AH is Speech/handsfree manufactured by NXP Semiconductors.
INTEGRATED CIRCUITS
DATA SHEET
TEA1098A Speech and handsfree IC
Preliminary specification File under Integrated Circuits, IC03 2000 Mar 21
Philips Semiconductors
Preliminary specification
Speech and handsfree IC
Features
Line interface
- Low DC line voltage
- Voltage regulator with adjustable DC voltage
- Symmetrical high impedance inputs (70 kΩ) for dynamic, magnetic or electret microphones
- DTMF input with confidence tone on earphone and/or loudspeaker
- Earphone amplifier for dynamic, magnetic or piezo-electric earpieces (with externally adjustable gain)
- Digital volume control on earphone amplifier (4 steps)
- Automatic Gain Control (AGC) for true line loss pensation
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