Part LM397
Description Single General Purpose Voltage Comparator
Category Comparator
Manufacturer National Semiconductor
Size 639.21 KB
National Semiconductor
LM397

Overview

The LM397 is a single voltage comparator with an input common mode that includes ground. The LM397 is designed to operate from a single 5V to 30V power supply or a split power supply.

  • 5-Pin SOT23 package
  • Industrial operating range -40˚C to +85˚C
  • Single or dual power supplies
  • Wide supply voltage range 5V to 30V
  • Low supply current 300µA
  • Low input bias current 7nA ± 1nA
  • Low input offset current ± 2mV
  • Low input offset voltage
  • Response time 440ns (50mV overdrive)
  • Input common mode voltage 0 to VS - 1.5V