• Part: HEF4538B
  • Manufacturer: Nexperia
  • Size: 224.39 KB
Download HEF4538B Datasheet PDF
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HEF4538B Description

The HEF4538B is a dual retriggerable-resettable monostable multivibrator. Each multivibrator has an active LOW trigger/retrigger input (nA), an active HIGH trigger/retrigger input (nB), an overriding active LOW direct reset input (nCD), an output (nQ) and its plement (nQ), and two pins (nREXT/CEXT, and nCEXT, always connected to ground) for connecting the external timing ponents CEXT and REXT. Typical pulse width...

HEF4538B Key Features

  • Tolerant of slow trigger rise and fall times
  • Fully static operation
  • 5 V, 10 V, and 15 V parametric ratings
  • Standardized symmetrical output characteristics
  • Specified from -40 °C to +85 °C and -40 °C to +125 °C
  • plies with JEDEC standard JESD 13-B
  • 40 °C to +125 °C
  • 19 October 2018