SN74LV14D Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
SN74LV14D is a hex Schmitt-trigger inverter from Texas Instruments in a 14-pin SOIC package with 6 inverting channels and hysteresis. It operates across -40°C to 85°C and handles up to 50pF load capacitance with 12mA sink current. Available in stock worldwide for digital logic signal conditioning applications.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- OBSOLETE
- Datasheet
- SN74LV14D Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of SN74LV14D?
- 6 independent Schmitt-trigger inverter channels with hysteresis for reliable signal conditioning on noisy inputs
- LV/LVX family with low-voltage CMOS compatibility and 50pF load capacitance for high-speed logic designs
- 14-pin SOIC package with -40°C to 85°C operating range for industrial and automotive temperature environments
- 12mA output sink current (IOL) enabling direct LED driving and bus line clamping without buffer stages
What is SN74LV14D used for?
The SN74LV14D is used in digital logic systems to clean up slow-rising, noisy, or slowly transitioning signals before feeding them into CMOS or TTL logic gates. Its Schmitt-trigger hysteresis prevents multiple output toggling from noisy mechanical switch inputs in microcontroller-based designs. It is also widely used in crystal oscillator buffers, signal level shifting between 3.3V and 5V systems, and clock distribution conditioning circuits.
What are the specifications of SN74LV14D?
| Pbfree Code | No |
| YTEOL | 0 |
| Family | LV/LV-A/LVX/H |
| JESD-30 Code | R-PDSO-G14 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | INVERTER |
| Max I(ol) | 0.012A |
| Number of Functions | 6 |
| Number of Inputs | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP14,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED |
| Prop. Delay@Nom-Sup | 22ns |
| Propagation Delay (tpd) | 25ns |
| Qualification Status | Not Qualified |
| Schmitt Trigger | YES |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 2.7V |
| Supply Voltage-Nom (Vsup) | 3.3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| HTS Code | 8542.39.00.60 |
Where can I find the SN74LV14D datasheet?
SN74LV14D Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for SN74LV14D?
Compatible alternatives and drop-in replacements for SN74LV14D:
Frequently Asked Questions
How many inverter channels does the SN74LV14D contain and what is the output sink current per channel?
The SN74LV14D contains 6 independent Schmitt-trigger inverter channels in a single 14-pin SOIC package. Each channel supports a maximum output sink current (IOL) of 12mA, allowing direct driving of indicator LEDs and CMOS gate inputs without additional buffer stages.
Why is Schmitt-trigger hysteresis important in the SN74LV14D for switch debouncing circuits?
Schmitt-trigger hysteresis in the SN74LV14D provides separate upper and lower threshold voltages, ensuring that slowly rising or bouncing signals do not cause multiple output transitions. This is critical for mechanical pushbutton and toggle switch inputs, where contact bounce can generate 5 to 20 spurious pulses without hysteresis conditioning.
What load capacitance does the SN74LV14D support and how does it affect switching speed in clock circuits?
The SN74LV14D is characterized at 50pF load capacitance per output, which is representative of PCB trace and gate input capacitance in typical designs. Higher capacitive loads beyond 50pF will increase propagation delay, so for clock distribution networks requiring sub-5ns transitions, designers should minimize trace length and fanout per channel.
Over what temperature range does the SN74LV14D operate and which logic voltage families is it compatible with?
The SN74LV14D operates from -40°C to 85°C, covering commercial and industrial temperature grades. It belongs to the LV/LV-A/LVX/H family of low-voltage CMOS logic, providing compatibility with both 3.3V CMOS and 5V tolerant systems while maintaining TTL-compatible input thresholds for mixed-voltage board designs.
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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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