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Product Detailed Parameters
- Description：IC INVERT SCHMITT 6CH 1IN 14SOIC
- Series：74AHC
- Mfr：Texas Instruments
- Package：Tape & Reel (TR),Cut Tape (CT)
- Logic Type：Inverter
- Number of Circuits：6
- Number of Inputs：1
- Features：Schmitt Trigger
- Voltage - Supply：2V ~ 5.5V
- Current - Quiescent (Max)：2 µA
- Current - Output High, Low：8mA, 8mA
- Input Logic Level - Low：0.9V ~ 1.65V
- Input Logic Level - High：2.2V ~ 3.85V
- Max Propagation Delay @ V, Max CL：10.6ns @ 5V, 50pF
- Operating Temperature：-55°C ~ 125°C
- Mounting Type：Surface Mount
- Supplier Device Package：14-SOIC
- Package / Case：14-SOIC (0.154", 3.90mm Width)
- Grade：-
- Qualification：-
Download product information
Overview
The SN74AHC14MDREP is a Texas Instruments enhanced product featuring six Schmitt-trigger inverters in a 14-pin SOIC package. It operates on a supply voltage range of 2 V to 5.5 V with CMOS input and output types. The device supports surface-mount installation and functions within an extended temperature range from -55°C to +125°C. Key electrical characteristics include a propagation delay of 12 ns, high-level output current of -8 mA, and low-level output current of 8 mA.
Feature Summary
- Hex Schmitt-trigger configuration for noise immunity
- Wide operating voltage range from 2 V to 5.5 V
- Extended industrial temperature capability up to 125°C
Applications
- Signal conditioning for noisy environments
- Pulse width modulation circuits
- Oscillator applications requiring hysteresis
Procurement Notes
Verify the specific suffix MDREP against official Texas Instruments documentation to confirm the enhanced product status and military-grade specifications. Ensure the ordering information matches the exact package type and lead time requirements. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and compliance with current RoHS directives before finalizing procurement orders.
Selection Notes
Select this component when designing systems requiring robust signal integrity in high-noise conditions. The Schmitt-trigger inputs provide necessary hysteresis to prevent false triggering from slow-rising signals. Consider the wide voltage tolerance and extended temperature range for demanding industrial or aerospace applications where standard commercial grade parts may fail.
Part Context
This part belongs to the SN74AHC14 family of hex Schmitt-trigger inverters. The MDREP suffix indicates an enhanced product variant manufactured by Texas Instruments. It utilizes advanced CMOS technology to deliver high-speed performance while maintaining low power consumption across the specified operating voltage range.
Replacement Considerations
SN74AHC14DR
FAQ
What is the primary function of the Schmitt-trigger inputs?
They convert slowly changing analog signals into clean digital pulses by providing hysteresis, which prevents multiple output transitions caused by noise.
Does this component support 3.3 V logic levels?
Yes, the device operates within a supply voltage range of 2 V to 5.5 V, making it compatible with both 3.3 V and 5 V logic systems.
