AN6425 - Speech Network Circuit
Pin No.
1 Pin name GND Typical waveform DC 0V Description Ground pin.
Connect to the output of the diode bridge.
2V internal stabillized power supply output pin.
Connect to GND via 220µF.
The current obtainable from this pin is 5mA or less (at IL=20mA).
Equivalent circuit 2 2 2V REG DC 2V 2V
AN6425 Features
* Speech network IC for the multifunctional telephone sets
* Capable of interfacing with the light-weight small receivers and ECM transmitters
* Built-in 2V REG constant voltage source (2V typ) for ECM
* Built-in non-linear circuits in the transmitter and receiver sy
