SN74AHCT14PWE4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The SN74AHCT14PWE4 is a hex Schmitt-trigger inverter from Texas Instruments in the AHCT logic family, providing 6 independent single-input inverters with hysteresis inputs. It operates from a 4.5 V to 5.5 V supply and delivers 8 mA output sink current in a 14-pin TSSOP package.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- OBSOLETE
- Datasheet
- SN74AHCT14PWE4 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 SN74AHCT14PWE4?
- 6 independent Schmitt-trigger inverter channels with hysteresis for noise-immune signal conditioning
- AHCT logic family supporting 5 V supply with CMOS-compatible high-speed switching
- 50 pF load capacitance rating with 8 mA IOL current per output
- TSSOP-14 package with compact 0.65 mm pitch for space-constrained PCB designs
- Lead-free JESD-609 e4 compliant for RoHS green assembly processes
- Wide input hysteresis suppressing signal ringing and glitches in noisy digital systems
What is SN74AHCT14PWE4 used for?
The SN74AHCT14PWE4 is used in clock signal conditioning, debouncing mechanical switches, and converting slow or noisy analog-like edges to clean digital transitions in 5 V logic systems. It also finds use as a buffer inverter in oscillator circuits, bus line receivers, and level-shifting glue logic between CMOS and TTL devices in industrial and computing designs.
What are the specifications of SN74AHCT14PWE4?
| YTEOL | 0 |
| Family | AHCT/VHCT/VT |
| JESD-30 Code | R-PDSO-G14 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | INVERTER |
| Max I(ol) | 0.008A |
| Number of Functions | 6 |
| Number of Inputs | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP14,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| Power Supply Current-Max (ICC) | 0.02mA |
| Prop. Delay@Nom-Sup | 9ns |
| Propagation Delay (tpd) | 9ns |
| Qualification Status | Not Qualified |
| Schmitt Trigger | YES |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 4.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Malaysia |
Where can I find the SN74AHCT14PWE4 datasheet?
SN74AHCT14PWE4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for SN74AHCT14PWE4?
Compatible alternatives and drop-in replacements for SN74AHCT14PWE4:
Frequently Asked Questions
How does the Schmitt-trigger input of SN74AHCT14PWE4 help in debouncing mechanical switch signals?
The Schmitt-trigger hysteresis, typically 0.5 V in the AHCT family operating at 5 V, prevents rapid re-triggering from contact bounce; the signal must cross the full hysteresis window before the output toggles, giving clean single-edge transitions for each switch actuation across 6 independent channels.
What is the operating voltage range and logic family compatibility for SN74AHCT14PWE4?
SN74AHCT14PWE4 operates from 4.5 V to 5.5 V supply and belongs to the AHCT/VHCT/VT family, accepting CMOS-level inputs while providing TTL-compatible output drive of 8 mA sink current, suitable for 5 V mixed-logic board designs.
When should a designer choose SN74AHCT14PWE4 over SN74HC14 in a 5 V logic design?
AHCT devices like SN74AHCT14PWE4 accept standard TTL input thresholds and are fully compatible with 3.3 V logic inputs driving a 5 V rail, while SN74HC14 requires CMOS-level inputs; choose AHCT when interfacing 3.3 V output devices to a 5 V logic bus with 6 inverter channels.
Does SN74AHCT14PWE4 comply with RoHS requirements for lead-free PCB assembly?
Yes, the E4 suffix indicates the device meets JESD-609 e4 lead-free requirements and is manufactured in an ROHS-compliant process, packaged in a 14-pin TSSOP with halogen-free plastic/epoxy body material for green electronics manufacturing.
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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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