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SN74HCS21 - Dual 4-Input AND Gates

General Description

This device contains two independent 4-input AND gates with Schmitt-trigger inputs.

B C

D in positive logic.

Key Features

  • 1 Wide operating voltage range: 2 V to 6 V.
  • Schmitt-trigger inputs allow for slow or noisy input signals.
  • Low power consumption.
  • Typical ICC of 100 nA.
  • Typical input leakage current of ±100 nA.
  • ±7.8-mA output drive at 5 V.
  • Extended ambient temperature range:.
  • 40°C to +125°C, TA 2.

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Product Folder Order Now Technical Documents Tools & Software Support & Community SN74HCS21 SCLS793A – MARCH 2020 – REVISED JUNE 2020 SN74HCS21 Dual 4-Input AND Gates with Schmitt-Trigger Inputs 1 Features •1 Wide operating voltage range: 2 V to 6 V • Schmitt-trigger inputs allow for slow or noisy input signals • Low power consumption – Typical ICC of 100 nA – Typical input leakage current of ±100 nA • ±7.8-mA output drive at 5 V • Extended ambient temperature range: –40°C to +125°C, TA 2 Applications • Combining power good signals • Enable digital signals 3 Description This device contains two independent 4-input AND gates with Schmitt-trigger inputs. Each gate performs the Boolean function Y = A ● B ● C ● D in positive logic.