TEA1114A Overview
Key Specifications
Package: SOP
Operating Voltage: 3.6 V
Length: 9.9 mm
Width: 3.9 mm
Key Features
- Low DC line voltage; operates down to 1.45 V (excluding voltage drop over external polarity guard)
- Line voltage regulator with adjustable DC voltage
- 3.3 V regulated strong supply point for peripheral circuits compatible with: – Speech mode – Ringer mode – Trickle mode
- Transmit stage with: – Microphone amplifier with symmetrical high impedance inputs – DTMF amplifier with confidence tone on receive output
- MUTE input for pulse or DTMF dialling
- AGC line loss compensation for microphone and receive amplifiers. TEA1114A
- Line powered telephone sets with LCD module
- Cordless telephones
- Fax machines
