Audio Power Amplifier
DIP16
+---\/---+
V+ | 1 16| OUT
NC | 2 15| NC
NC | 3 14| GND
GND | 4 13| GND
GND | 5 12| GND
BOOTSTRAP| 6 11| GND (SUBSTRATE)
COMP | 7 10| IN
FEEDBACK | 8 9| RIPPLE REJECT
+--------+
No frequency to check