SN74HCS09PWR

Inverter Gates Overview

The SN74HCS09PWR is a quadruple 2-input AND gate with open-drain outputs and Schmitt-trigger inputs. It operates within a supply voltage range of 2 V to 6 V. The device features low power consumption, with typical supply current of 100 nA and input leakage current of ±100 nA. Output drive capability is ±7.8 mA at 5 V. Propagation delay ranges from 9 ns to 23 ns depending on voltage. Operating temperature spans -40°C to +125°C. Package is TSSOP-14.

Inverter Gates Feature Summary

• Schmitt-trigger inputs provide noise rejection for slow or noisy signals
• Open-drain outputs allow wired-AND connections without bus contention
• Low power consumption suitable for battery-operated applications

Inverter Gates Applications

• Combining power good signals
• Enabling digital signals
• Creating multi-input AND functions by combining gates

Inverter Gates Procurement Notes

Verify the specific ordering suffix matches the required package type. Confirm RoHS compliance status and lead finish details against the manufacturer's latest orderable addendum. Ensure ambient operating temperatures align with the specified extended range limits for your application environment.

Inverter Gates Selection Notes

Select this component when open-drain logic compatibility is required for wired-AND configurations. The Schmitt-trigger inputs are essential for environments with signal noise or slow rise times. Verify that external pull-up resistors are included in the design to define the high state, as the outputs cannot source current internally.

Inverter Gates Part Context

This part belongs to the Texas Instruments SN74HCS series, which utilizes CMOS technology with Schmitt-trigger inputs. It provides enhanced noise immunity compared to standard CMOS logic families while maintaining low power characteristics. The HCS family is designed for robust performance across wide voltage and temperature ranges.

Inverter Gates Replacement Considerations

SN74HCS09DR (SOIC-14 package variant)

Inverter Gates FAQ

How should unused inputs be handled?

Unused inputs must not be left floating. They should be terminated to either VCC or ground using a resistor, typically 10 kΩ, to prevent undefined operational states.

Can multiple outputs be connected together?

Yes, open-drain outputs can be directly connected to form a wired-AND function because they cannot source current, preventing bus contention.