name: NE604AN function: High Performance Low Power FM IF System package: 16 pin DIL,16 manufacturer: Philips added-by: Martin Pritchard +--()--+ IF AMP DECOUP | 1 16| IF AMP I/P GND | 2 15| IF AMP DECOUP MUTE I/P | 3 14| IF AMP O/P Vcc | 4 13| GND RSSI O/P | 5 12| LIMITER I/P MUTE AUDIO O/P | 6 11| LIMITER DECOUP UNMUTE AUDIO O/P | 7 10| LIMITER DECOUP QUADRATURE I/P | 8 9| LIMITER +------+ This information was added by a third party and may be incorrect. This pinout came from the Chipdir: http://www.chipdir.org/