L293DNE quadruple half-H driver IC. Load voltages range from 4.5V to 36V. Provides bi-directional drive currents of up to 600mA. Capable of driving inductive loads such as motors, relays and solenoids.
LM339 quad comparator provides four independent voltage comparators that operate on a single or dual power supplies. Supply voltage range: 2V-36V. Low supply current drain ~800uA.
CMOS dual operational amplifier with single and dual power supply operation. 12dB voltage gain specified for 2KOhm and 600Ohm loads. Operating voltage range: 5V - 15V.