KA8512 Overview
Pin No 1 Symbol VREF Description It is a voltage reference (VREF=1V) used for supplying a constant voltage to the pressor and expander of pandor. It is SUM AMP input terminal of expander. The voice signal recoverd after 2 EPI the demodulation waveform from the receiver passed through the 2’ nd order low pass filter enters this terminal.
KA8512 Key Features
- Operating voltage range : 2 ~ 6V Included ALC circuit Easy gain control to use external ponent Included mute function