In order to make transportation easier, it is packaged in SOT-339 .As you can see, the comparator has20 terminals.Electronic comparator is a part of Arithmetic Circuits family.Electronic comparator is capable of performing numerous tasks when powered by 5V voltage.A total of 20 pins are included.The comparator consists of 20 pins.In general, temperatures higher than 125°C are not recommended.Comparator electronics will not be able to function at temperatures below -40°C .A comparator's maximum supply voltage is 6V volts.Using a voltage as low as 2V is possible for this comparator.
74HC688DB Features
74HC688DB Applications
There are a lot of NXP Semiconductors / Freescale 74HC688DB linear comparators applications.