Part 74HC221
Description Dual non-retriggerable monostable multivibrator
Manufacturer Philips Semiconductors
Size 250.63 KB
Philips Semiconductors

74HC221 Overview

Key Features

  • Pulse width variance is typically less than ± 5%
  • Pin-out identical to “123”
  • Overriding reset terminates output pulse
  • nB inputs have hysteresis for improved noise immunity
  • Output capability: standard (except for nREXT/CEXT)