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Texas Instruments SN5414, SN54LS14, SN7414, SN74LS14 Hex Schmitt-Trigger Inverters Data Sheet User Manual

Summary

These datasheets provide comprehensive specifications for SN5414, SN54LS14, and related series of HEX Schmitt-Trigger Inverters. The manual details key electrical parameters, operational thresholds for positive and negative signals, and temperature compensation features. Ideal for electronics engineers and hardware designers, this guide helps implement clean, jitter-free signal conditioning in digital circuits, covering multiple packages and ordering variations for reliable component selection.

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Page 1 Text Content

查询5962-9665801Q2A供应商 SN5414, SN54LS14,

SN7414, SN74LS14

HEX SCHMITT-TRIGGER INVERTERS SDLS049B – DECEMBER 1983 – REVISED FEBRUARY 2002 Operation From Very Slow Edges SN5414, SN54LS14 J OR W PACKAGE SN7414 D, N, OR NS PACKAGE

Improved Line-Receiving Characteristics

SN74LS14 D, DB, OR N PACKAGE

High Noise Immunity (TOP VIEW)

description 1A VCC

Each circuit functions as an inverter, but because 2A 6Y of the Schmitt action, it has different input 2Y 5A threshold levels for positive-going (VT+) and

negative-going (VT–) signals.

3Y 4A GND 4Y

These circuits are temperature compensated and can be triggered from the slowest of input ramps and still give clean, jitter-free output signals. SN54LS14 FK PACKAGE

(TOP VIEW)

2A 6Y NC NC 2Y 5A NC NC 3A 5Y

NC – No internal connection

ORDERING INFORMATION

ORDERABLE 3Y TOP-SIDE 1Y

TA PACKAGE†

PART NUMBER MARKING

Tube SN7414N SN7414N

Tube SN74LS14N 4Y SN74LS14N Tube SN7414D 4A 6A

Tape and reel SN7414DR

0°C to 70°C SOIC

Tube SN74LS14D

Tape and reel SN74LS14DR

SOP – NS Tape and reel SN7414NSR SN7414 SSOP – DB Tape and reel SN74LS14DBR LS14

Tube SN5414J SN5414J Tube SNJ5414J SNJ5414J

Tube SN54LS14J SN54LS14J

–55°C to 125°C Tube SNJ54LS14J SNJ54LS14J

Tube SNJ5414W SNJ5414W

Tube SNJ54LS14W SNJ54LS14W

LCCC – FK Tube SNJ54LS14FK SNJ54LS14FK

Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at www.ti.com/sc/package.

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

Copyright  2002, Texas Instruments Incorporated PRODUCTION DATA information is current as of publication date.

Products conform to specifications per the terms of Texas Instruments On products compliant to MIL-PRF-38535, all parameters are tested standard warranty. Production processing does not necessarily include unless otherwise noted. On all other products, production testing of all parameters. processing does not necessarily include testing of all parameters.

1POST OFFICE BOX 655303 • DALLAS, TEXAS 75265

Page Summary Contents For Texas Instruments SN5414, SN54LS14, SN7414, SN74LS14 Hex Schmitt-Trigger Inverters Data Sheet User Manual

Page 1 查询5962-9665801Q2A供应商 SN5414, SN54LS14, SN7414, SN74LS14 HEX SCHMITT-TRIGGER INVERTERS SDLS049B – DECEMBER 1983 – REVISED FEBRUARY 2002 Operation From Very Slow Edges SN5414, SN54LS14 J OR W PACKAGE SN...
Page 2 SN5414, SN54LS14, SN7414, SN74LS14 HEX SCHMITT-TRIGGER INVERTERS SDLS049B – DECEMBER 1983 – REVISED FEBRUARY 2002 logic diagram (positive logic) Pin numbers shown are for the D, DB, J, N, NS, and W pa...
Page 3 SN5414, SN54LS14, SN7414, SN74LS14 HEX SCHMITT-TRIGGER INVERTERS SDLS049B – DECEMBER 1983 – REVISED FEBRUARY 2002 schematic Output Y Input A ’LS14 Output Y Input A Resistor values shown are nominal. 3...
Page 4 SN5414, SN54LS14, SN7414, SN74LS14 HEX SCHMITT-TRIGGER INVERTERS SDLS049B – DECEMBER 1983 – REVISED FEBRUARY 2002 absolute maximum ratings over operating free-air temperature (unless otherwise noted)†...
Page 5 SN5414, SN54LS14, SN7414, SN74LS14 HEX SCHMITT-TRIGGER INVERTERS SDLS049B – DECEMBER 1983 – REVISED FEBRUARY 2002 switching characteristics, VCC = 5 V, TA = 25°C (see Figure 1) SN5414 FROM TO SN7414 P...
Page 6 SN5414, SN54LS14, SN7414, SN74LS14 HEX SCHMITT-TRIGGER INVERTERS SDLS049B – DECEMBER 1983 – REVISED FEBRUARY 2002 PARAMETER MEASUREMENT INFORMATION SERIES 54/74 DEVICES Test RL Test Point Point VCC Fr...
Page 7 SN5414, SN54LS14, SN7414, SN74LS14 HEX SCHMITT-TRIGGER INVERTERS SDLS049B – DECEMBER 1983 – REVISED FEBRUARY 2002 PARAMETER MEASUREMENT INFORMATION SERIES 54LS/74LS DEVICES Test RL Test Point Point VC...
Page 8 SN5414, SN54LS14, SN7414, SN74LS14 HEX SCHMITT-TRIGGER INVERTERS si ti ve -G in re sh ld lt ag SDLS049B – DECEMBER 1983 – REVISED FEBRUARY 2002 TYPICAL CHARACTERISTICS OF ’14 CIRCUITS† POSITIVE-GOING ...
Page 9 SN5414, SN54LS14, SN7414, SN74LS14 HEX SCHMITT-TRIGGER INVERTERS SDLS049B – DECEMBER 1983 – REVISED FEBRUARY 2002 ys te re si el at iv re en cy f O cc re ce TYPICAL CHARACTERISTICS OF ’14 CIRCUITS† TH...
Page 10 SN5414, SN54LS14, SN7414, SN74LS14 si ti ve -G in re sh ld lt ag HEX SCHMITT-TRIGGER INVERTERS ys te re si SDLS049B – DECEMBER 1983 – REVISED FEBRUARY 2002 TYPICAL CHARACTERISTICS OF ’LS14 CIRCUITS† P...
Page 11 SN5414, SN54LS14, SN7414, SN74LS14 HEX SCHMITT-TRIGGER INVERTERS SDLS049B – DECEMBER 1983 – REVISED FEBRUARY 2002 re sh ld lt ag TYPICAL CHARACTERISTICS OF ’LS14 CIRCUITS† THRESHOLD VOLTAGES AND HYSTE...
Page 12 SN5414, SN54LS14, SN7414, SN74LS14 HEX SCHMITT-TRIGGER INVERTERS SDLS049B – DECEMBER 1983 – REVISED FEBRUARY 2002 TYPICAL APPLICATION DATA TTL System VT+ Input Sine-Wave Oscillator Output TTL System I...
Page 13 PACKAGE OPTION ADDENDUM www.ti.com 3-Jun-2005 PACKAGING INFORMATION Orderable Device Status Package Package Pins Package Eco Plan Lead/Ball Finish MSL Peak Temp Type Drawing Qty 5962-9665801Q2A ACTIVE...
Page 14 PACKAGE OPTION ADDENDUM www.ti.com 3-Jun-2005 PREVIEW: Device has been announced but is not in production. Samples may or may not be available. OBSOLETE: TI has discontinued the production of the devi...
Page 17 MECHANICAL DATA MLCC006B – OCTOBER 1996 FK (S-CQCC-N**) LEADLESS CERAMIC CHIP CARRIER 28 TERMINAL SHOWN ANO. OF TERMINALS MIN MINMAX MAX B SQ 0.640 0.660 0.495 0.560 NOTES: A. All linear dimensions ar...
Page 21 MECHANICAL DATA MSSO002E – JANUARY 1995 – REVISED DECEMBER 2001 DB (R-PDSO-G**) PLASTIC SMALL-OUTLINE 28 PINS SHOWN Gage Plane Seating Plane 2,00 MAX 0,05 MIN 0,10 PINS ** DIM A MAX 6,506,50 7,50 8,50...
Page 22 IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and servic...

Manual Details

Brand Texas Instruments
Pages 22
File Size 592.77 KB
Published June 06, 2026
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Frequently Asked Questions

What is the primary benefit of using Schmitt action on these inverters?

Schmitt action provides different input threshold levels for positive and negative signals, ensuring clean, jitter-free output.

Where can I find package drawings and PCB design guidelines?

Package drawings and standard packing quantities are available at www.ti.com/sc/package.

What is the recommended supply voltage (VCC) range for these devices?

For the SN7414, VCC must be less than 5.5V; for SN74LS14, it must be less than 7V.