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Product Detailed Parameters
- Description：IC INVERTER 6CH 1-INP WAFERSALE
- Series：74AHCT
- Mfr：Texas Instruments
- Package：Bulk
- Logic Type：Inverter
- Number of Circuits：6
- Number of Inputs：1
- Features：Schmitt Trigger
- Voltage - Supply：4.5V ~ 5.5V
- Current - Quiescent (Max)：2 µA
- Current - Output High, Low：8mA, 8mA
- Input Logic Level - Low：0.5V ~ 0.6V
- Input Logic Level - High：1.9V ~ 2.1V
- Max Propagation Delay @ V, Max CL：8.1ns @ 5V, 50pF
- Operating Temperature：-40°C ~ 125°C
- Mounting Type：Surface Mount
- Supplier Device Package：Wafersale
- Package / Case：Die
- Grade：-
- Qualification：-
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Overview
The SN74AHCT14-W is a hex Schmitt-trigger inverter from the SNx4AHCT14 family, manufactured by Texas Instruments. It contains six independent inverters performing the Boolean function Y = A with distinct positive-going (VT+) and negative-going (VT-) input threshold levels. The device operates within a supply voltage range of 4.5 V to 5.5 V. It features TTL-voltage compatible inputs and balanced output drive capabilities. The component provides high noise immunity through its Schmitt trigger action and includes robust ESD protection exceeding specified JESD standards.
Feature Summary
- TTL-voltage compatible inputs
- Schmitt trigger action for noisy signal cleaning
- Balanced output drive capability
Applications
- Servers
- Network Switches
- Telecom Infrastructures
- Tests and Measurements
Procurement Notes
Verify the specific package suffix corresponding to the 'W' designation against the manufacturer's current orderable addendum. Confirm that the selected variant meets the required operating temperature range and packaging specifications for the intended design implementation.
Selection Notes
Select this component when TTL-level compatibility is required alongside CMOS performance characteristics. The integrated Schmitt triggers make it suitable for applications involving slow or noisy input signals that require clean square wave translation. Ensure unused inputs are tied to logic high or low states to prevent undefined operational states.
Part Context
This part belongs to the SNx4AHCT14 family of hex Schmitt-trigger inverters. The family utilizes CMOS technology to provide high-speed operation with standard TTL input thresholds. Variants within the family differ primarily in physical package types, such as SOIC, TSSOP, and VQFN, while maintaining identical electrical functionality and pin configurations.
Replacement Considerations
SN74AHCT14DR
FAQ
How does the Schmitt trigger action benefit signal processing?
The Schmitt trigger action provides different input threshold levels for positive-going and negative-going signals, which prevents oscillation and cleans up slow or noisy input signals.
What is the recommended handling for unused inputs?
All unused inputs must be held at VCC or GND to ensure proper device operation and prevent undefined operational states caused by floating voltages.
