Description
The BL1062 and BL1062A are Bipolar integrated circuits that perform all speech and line interface functions required in fully electronic telephone sets.
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Features
- Low DC line voltage; operates down to 1.6V Voltage regulator with adjustable static resistance Provides a supply for external circuits Symmetrical hign-impedance input(64k¦¸ )for dynamic, magnetic or piezoelectric microphones Asymmetrical hign-impedance input(32¦¸ )for electret microphones DTMF signal input with confidence tone Mute input for pulse or DTMF dialing ¡ª ¡ª BL1062: active HIGN (MUTE) BL1062A: active LOW ( MUTE )
Receiving amplifier for dynamic, magnetic or piezoelectric earpieces L.
BL1062_ShanghaiBelling.pdf
