PBL38571 Datasheet (Ericsson) - High current Speech and Line interface Circuit

PBL38571, High current Speech and Line interface Circuit

PBL 38571 is a monolithic integrated speech transmission circuit for use in electronic telephones and as DECT line interface with balanced in - and output.

It is designed to accomodate either a low impedance dynamic microphone or an electret microphone that can be supplied from the circuits own DC

PBL38571 Features

* high line current capability on a small footprint. Function compatible with the PBL 3781 family of speech circuits. Key features.

* Minimum number of external components, 5 capacitors and 10 resistors. Easy adaption to various market needs. Mute control input for operation with DTMF - gener