74AHCT14 HEX INVERTERS WITH SCHMITT TRIGGER INPUTS Description Pin Assignments The 74AHCT14 provides provides six independent Schmitt trigger input inverters with standard push-pull outputs. The device is designed for operation with a power supply range of 4.5V to 5.5V. The gates perform the Boolean function: NEW PRODUCT Y=A Features * Wide Supply Voltage Range from 4.5V to 5.5V * Inputs Are TTL Voltage Level Compatible * Outputs Sink or Source 8mA at VCC = 4.5V * CMOS Low Power Consumption * Schmitt Trigger Action at All Inputs * ESD Protection Exceeds JESD 22 200-V Machine Model (A115-A) 2000-V Human Body Model (A114-A) Exceeds 1000-V Charged Device Model (C101C) Applications * Latch-Up Exceeds 250mA per JESD 78, Class II * General Purpose Logic * Range of Package Options SO-14 and TSSOP-14 * Wide array of products such as: * Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2) PCs, Networking, Notebooks, Netbooks * Halogen and Antimony Free. "Green" Device (Note 3) Computer Peripherals, Hard Drives, CD/DVD ROM TV, DVD, DVR, Set Top Box Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. 2. See http://www.diodes.com for more information about Diodes Incorporated's definitions of Halogen- and Antimony-free, "Green" and Lead-free. 3. Halogen- and Antimony-free "Green" products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and <1000ppm antimony compounds. Click here for ordering information, located at the end of datasheet 74AHCT14 Document number: DS35352 Rev. 3 - 2 1 of 8 www.diodes.com January 2013 (c) Diodes Incorporated 74AHCT14 NEW PRODUCT Pin Descriptions Pin Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Logic Diagram Pin Name Function 1A 1Y 2A 2Y 3A 3Y GND 4Y 4A 5Y 5A 6Y 6A Data Input Data Output Data Input Data Output Data Input Data Output Ground Data Output Data Input Data Output Data Input Data Output Data Input VCC Supply Voltage Function Table Input A L H Output Y H L Absolute Maximum Ratings (Note 4) (@TA = +25C, unless otherwise specified.) Symbol ESD HBM ESD CDM ESD MM VCC Supply Voltage Range Rating 2 1 200 Unit KV KV V -0.5 to +7.0 V VI Input Voltage Range -0.5 to +7.0 V IIK Input Clamp Current VI < -0.5V -20 mA IOK Output Clamp Current VO < 0 V -20 mA IOK Output Clamp Current 20 mA IO Continuous Output Current 0 V < VO < VCC ICC Continuous Current Through VCC VO > VCC mA 50 mA -50 mA -40 to +150 C TSTG Storage Temperature -65 to +150 C PTOT Total Power Dissipation 500 mW TJ Continuous Current Through GND +/- 25 Operating Junction Temperature IGND Note: Description Human Body Model ESD Protection Charged Device Model ESD Protection Machine Model ESD Protection 4. Stresses beyond the absolute maximum may result in immediate failure or reduced reliability. These are stress values and device operation should be within recommend values. 74AHCT14 Document number: DS35352 Rev. 3 - 2 2 of 8 www.diodes.com January 2013 (c) Diodes Incorporated 74AHCT14 Recommended Operating Conditions (Note 5) (@TA = +25C, unless otherwise specified.) Symbol Parameter Supply Voltage VCC NEW PRODUCT VI Max Unit 4.5 5.5 V Input Voltage 0 5.5 V Output Voltage 0 VCC 20 V ns/V -40 +125 C VO t/V Input Transition Rise or Fall Rate TA Operating Free-Air Temperature Note: Min 5. Unused inputs should be held at VCC or Ground. Electrical Characteristics (@TA = +25C, unless otherwise specified.) Symbol Parameter VT+ Positive-Going Input Threshold Voltage VT- Negative-Going Input Threshold Voltage VT Hysteresis (VT+ - VT-) VOH High-Level Output Voltage VOL II ICC ICC Test Conditions TA = -40C to +85C VCC Min Unit TA = -40C to +125C Max Min Max 4.5V 1.9 1.9 5.5V 2.1 2.1 V 4.5V 0.5 0.5 5.5V 0.6 0.55 4.5V 0.5 0.5 5.5V 0.6 0.6 IOH = -50A 4.5V 4.4 4.4 IOH = -8mA 4.5V 3.80 3.70 Low-Level Output Voltage IOL = 50A 4.5V 0.1 0.1 IOL = 8mA 4.5V 0.44 0.55 Input Current VI = GND to 5.5V 3.6V 1 2 A Supply Current VI = GND or VCC, IO = 0 3.6V 20 40 A Additional Supply Current One input at VCC -2.1V Other pins at VCC or GND. 4.5V to 5.5V 1.35 5 mA V V V V Operating Characteristics Parameter Test Conditions VCC = 5.5V Typ Unit Cpd Power Dissipation Capacitance per Gate f = 1 MHz 14.8 pF Ci Input Capacitance Vi = VCC - or GND 4.0 pF Switching Characteristics Symbol Parameter Test Conditions tPD Propagation Delay AN to YN Figure 1 CL = 15pF Figure 1 CL = 50pF 74AHCT14 Document number: DS35352 Rev. 3 - 2 VCC -40C to +85C TA = +25C -40C to +125C Min Typ Max Min Max Min Max 4.5V to 5.5V 0.5 3.4 6.9 0.5 8.0 0.5 9.0 4.5V to 5.5V 0.5 4.9 10.0 0.5 10.0 0.5 11.0 Unit ns 3 of 8 www.diodes.com January 2013 (c) Diodes Incorporated 74AHCT14 NEW PRODUCT Parameter Measurement Information VCC 4.5V to 5.5V Inputs VI 3.0 V tr/tf 3ns VM Inputs VM Outputs CL 1.5V VCC/2 15pF, 50pF Voltage Waveform Pulse Duration Voltage Waveform Propagation Delay Times Inverting and Non Inverting Outputs Figure 1 Load Circuit and Voltage Waveforms Notes: A. Includes test lead and test apparatus capacitance. B. All pulses are supplied at pulse repetition rate 1 MHz. C. Inputs are measured separately one transition per measurement. D. tPLH and tPHL are the same as tPD. 74AHCT14 Document number: DS35352 Rev. 3 - 2 4 of 8 www.diodes.com January 2013 (c) Diodes Incorporated 74AHCT14 NEW PRODUCT Ordering Information Part Number Package Code Packaging 74AHCT14S14-13 74AHCT14T14-13 S14 T14 SO-14 TSSOP-14 7" Tape and Reel Quantity Part Number Suffix 2500/Tape & Reel -13 2500/Tape & Reel -13 Marking Information (1) SO-14, TSSOP-14 Part Number 74AHCT14S14 74AHCT14T14 74AHCT14 Document number: DS35352 Rev. 3 - 2 5 of 8 www.diodes.com Package SO-14 TSSOP-14 January 2013 (c) Diodes Incorporated 74AHCT14 Package Outline Dimensions (All dimensions in mm.) Please see AP02002 at http://www.diodes.com/datasheets/ap02002.pdf for latest version. Package Type: SO-14 H NEW PRODUCT E Gauge Plane L Detail "A" D 7 (4 x) A2 A e B Detail "A" A1 SO-14 Dim Min Max A 1.47 1.73 A1 0.10 0.25 A2 1.45 Typ B 0.33 0.51 D 8.53 8.74 E 3.80 3.99 e 1.27 Typ H 5.80 6.20 L 0.38 1.27 0 8 All Dimensions in mm 0.25 Package Type: TSSOP-14 B L F1 Gauge Plane Seating Plane a2 Pin# 1 Indent F Detail `A' G K A a1 D C TSSOP-14 Dim Min Max a1 7 (4X) a2 8 0 A 4.9 5.10 B 4.30 4.50 C 1.2 D 0.8 1.05 F 1.00 Typ F1 0.45 0.75 G 0.65 Typ K 0.19 0.30 L 6.40 Typ All Dimensions in mm Detail `A' 74AHCT14 Document number: DS35352 Rev. 3 - 2 6 of 8 www.diodes.com January 2013 (c) Diodes Incorporated 74AHCT14 Suggested Pad Layout Please see AP02001 at http://www.diodes.com/datasheets/ap02001.pdf for the latest version. Package Type: SO-14 X NEW PRODUCT Dimensions Value (in mm) X 0.60 Y 1.50 C1 5.4 C2 1.27 C1 C2 Y Package Type: TSSOP-14 X Dimensions Value (in mm) X 0.45 Y 1.45 C1 5.9 C2 0.65 C1 C2 Y 74AHCT14 Document number: DS35352 Rev. 3 - 2 7 of 8 www.diodes.com January 2013 (c) Diodes Incorporated 74AHCT14 IMPORTANT NOTICE NEW PRODUCT DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE (AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION). Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further notice to this document and any product described herein. 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