Datasheet Summary
THIS DOCUMENT IS FOR MAINTENANCE PURPOSES ONLY AND IS NOT REMENDED FOR NEW DESIGNS
DS 3301 -1
GAIN CONTROLLED MICROPHONE PREAMPLIFIER/VOGAD
The SL6270 is a silicon integrated circuit bining the functions of audio amplifier and voice operated gain adjusting device (VOGAD). It is designed to accept signals from a low sensitivity microphone and to provide an essentially constant output signal for a 50dB range of input. The dynamic range, attack and decay times are controlled by external ponents.
MAIN AMP OUTPUT MAIN AMP INPUT 7 0V 6 5 PREAMP INPUT PREAMP INPUT 4 3 V CC 8 1 2 PREAMP OUTPUT AGC TIME CONST
CM8
Fig. 1 Pin connections, SL6270
- CM (bottom view)
Features
Constan...