74AHCT1G14DCKT Texas Instruments Logic ICs (SC-70-5) In Stock
74AHCT1G14DCKT is a single CMOS Schmitt trigger inverter by Texas Instruments with an 8 mA output drive in a 5-pin SC-70 package. Key specs: 4.5 V to 5.5 V supply range, Schmitt trigger input with hysteresis, propagation delay under 10 ns. From $0.15, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- SC-70-5
- Pin Count
- 5
- Lifecycle
- ACTIVE
- Datasheet
- 74AHCT1G14DCKT Datasheet PDF
- Category
- Logic ICs
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Single Schmitt trigger inverter with hysteresis input eliminates need for external RC debounce networks on slow or noisy signals
- 8 mA output drive capability at 4.5 V to 5.5 V supply enables direct drive of LEDs and logic loads in 5 V systems
- Ultra-compact 5-pin SC-70 package with sub-10 ns propagation delay suits high-speed signal conditioning in space-constrained PCBs
Applications
74AHCT1G14DCKT is used in digital signal conditioning, clock inversion, and level restoration wherever noisy or slow input transitions must be converted to clean digital edges. Its Schmitt trigger input with built-in hysteresis is commonly applied to debounce mechanical switch outputs or reshape degraded clock signals in microcontroller peripheral interfaces. The tiny SC-70 package and 5 V AHCT compatibility make it a standard glue logic choice in consumer electronics and IoT sensor nodes.
Specifications
| YTEOL | EYTEOL |
| Package | SC-70-5 |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Country of Origin | Country of Origin |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for 74AHCT1G14DCKT:
Frequently Asked Questions
What supply voltage range does 74AHCT1G14DCKT require and how much output current can it sink or source?
74AHCT1G14DCKT operates from a supply voltage of 4.5 V to 5.5 V, making it compatible with standard 5 V digital logic systems. It can sink and source up to 8 mA of output current, sufficient to drive signal lines, small LEDs with a series resistor, and standard CMOS or TTL loads without buffering.
How does the Schmitt trigger input of 74AHCT1G14DCKT improve performance compared to a standard inverter in mechanical switch debounce circuits?
The Schmitt trigger input provides voltage hysteresis typically around 0.8 V to 1.2 V, so contact bounce on a mechanical switch must cross the full hysteresis band before causing a logic transition. This prevents multiple false output pulses that a standard inverter would produce, eliminating need for a separate RC filter or debounce IC in many designs.
What is the propagation delay of 74AHCT1G14DCKT and for which frequency ranges is it suitable?
74AHCT1G14DCKT has a typical propagation delay of approximately 6 ns to 9 ns at 5 V supply, enabling use in signal paths up to around 50 MHz. This speed, combined with its 5-pin SC-70 footprint, makes it a practical choice for clock inversion, high-speed enable/disable logic, and fast signal routing in embedded control and RF peripherals.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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