UTC1062A Key Features
- Low d.c. line voltage; operates down to 1.6V (excluding polarity guard)
- Voltage regulator with adjustment static resistance
- Provides supply with limited current for external circuitry
- Symmetrical high-impedance inputs (64k Ω for dynamic, magnetic or piezoelectric microphones
- Asymmetrical high-impedance inputs (32k Ω for electric microphones
- DTMF signal input with confidence tone
- Mute input for pulse or DTMF dialing
- Receiving amplifier for several types of earphones
- Large amplification setting range on microphone and ear piece amplifiers
- Line loss pensation facility, line current dependent (microphone and ear piece amplifiers)