74AHCT1G14 SINGLE SCHMITT-TRIGGER INVERETER Description Pin Assignments The 74AHCT1G14 is a single 1-input Schmitt-trigger inverter (Top View) gate with a standard push-pull output. The device is designed for operation with a power supply range of 4.5V to 5.5V. The NC gate performs the positive Boolean function: A 2 Y=A NEW PRODUCT 5 Vcc 1 4 Y GND 3 SOT25 / SOT353 Features Applications • Supply Voltage Range from 4.5V to 5.5V • ± 8 mA Output Drive at 5.0V • • • CMOS low power consumption • Schmitt Trigger Action at All Inputs Make the Circuit Tolerant for Slower Input Rise and Fall Time • ESD Protection per JESD 22 o Exceeds 200-V Machine Model (A115-A) o Exceeds 2000-V Human Body Model (A114-A) o Exceeds 1000-V Charged Device Model (C101C) • Latch-Up Exceeds 100mA per JESD 78, Class II • SOT25 and SOT353: Assembled with “Green” Molding General Purpose Logic Wide array of products such as o PCs, networking, notebooks, netbooks, PDAs o Computer peripherals, hard drives, CD/DVD ROM o TV, DVD, DVR, set top box o Cell Phones, Personal Navigation / GPS o MP3 players ,Cameras, Video Recorders Compound (no Br, Sb) • Lead Free Finish / RoHS Compliant (Note 1) Notes: 1. EU Directive 2002/95/EC (RoHS). All applicable RoHS exemptions applied. Please visit our website at http://www.diodes.com/products/lead_free.html. 74AHCT1G14 Document number: DS35183 Rev. 1 - 2 1 of 8 www.diodes.com May 2011 © Diodes Incorporated 74AHCT1G14 SINGLE SCHMITT-TRIGGER INVERETER Pin Descriptions Pin Name Pin NO. NC A GND Y 1 2 3 4 5 NEW PRODUCT VCC Description No Connection Data Input Ground Data Output Supply Voltage Logic Diagram Function Table Inputs A Output Y H L L H 74AHCT1G14 Document number: DS35183 Rev. 1 - 2 2 of 8 www.diodes.com May 2011 © Diodes Incorporated 74AHCT1G14 SINGLE SCHMITT-TRIGGER INVERETER Absolute Maximum Ratings (Note 2) Symbol ESD HBM ESD CDM ESD MM NEW PRODUCT VCC Rating Unit 2 1 200 KV KV V -0.5 to 6.5 V Human Body Model ESD Protection Charged Device Model ESD Protection Machine Model ESD Protection Supply Voltage Range VI Input Voltage Range VO Voltage applied to output in high or low state -0.5 to 6.5 V -0.5 to VCC +0.5 V IIK Input Clamp Current VI<0 -20 mA IOK Output Clamp Current (VO < 0 or VO > VCC) ±20 mA ±25 mA 50 mA IO Continuous output current (VO = 0 to VCC) ICC Continuous current through VCC IGND Continuous current through GND -50 mA TJ Operating Junction Temperature -40 to 150 °C Storage Temperature -65 to 150 °C TSTG Notes: Description 2. 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. Recommended Operating Conditions (Note 3) Symbol VCC Parameter Operating Voltage Min Max Unit 4.5 5.5 V VI Input Voltage 0 5.5 V VO Output Voltage 0 VCC V IOH High-level output current -8 mA IOL Low-level output current 8 mA Δt/ΔV Input transition rise or fall rate 20 ns/V TA Operating free-air temperature 125 ºC Notes: -40 3. Unused inputs should be held at VCC or Ground. 74AHCT1G14 Document number: DS35183 Rev. 1 - 2 3 of 8 www.diodes.com May 2011 © Diodes Incorporated 74AHCT1G14 SINGLE SCHMITT-TRIGGER INVERETER Electrical Characteristics Symbol VT+ VT- Parameter Positive-going input threshold voltage Negative-going input threshold voltage Hysteresis (VT+ - VT-) ΔVT NEW PRODUCT Test Conditions TA=25. VCC Min Typ. Max -40ºC to 85ºC -40ºC to 125ºC Min Min Max 4.5V 1.9 1.9 1.9 5.5V 2.1 2.1 2.1 4.5V 0.5 0.5 0.5 5.5V 0.6 0.6 0.6 4.5V 0.4 Unit Max 1.4 0.4 1.4 .35 1.4 1.6 0.4 1.6 .35 1.5 5.5V 0.4 VOH IOH = -50μA High Level Output Voltage IOH = -8mA 4.5V 4.4 4.5V 3.94 VOL High-level Input IOL = 50μA Voltage IOL = 8mA 4.5V 0.1 0.1 0.1 4.5V 0.36 0.44 0.55 ± 0.1 ±1 ±2 μA II Input Current ICC Supply Current ΔICC VI = 5.5 V or GND 0 to 5.5V 4.4 4.4 3.80 3.70 V V VI = 5.5V or GND IO=0 5.5V 2 20 40 μA One input at 3.4 Additional V Other inputs at Supply Current VCC or GND 5.5V 1.35 1.5 1.5 mA 10 10 10 pF CI θJA θJC Note: 4.5 Input Capacitance Thermal Resistance Junction-toAmbient Thermal Resistance Junction-toCase VI = VCC or GND 5.5V 3 SOT25 (Note 4) 195 o C/W SOT353 (Note 4) 430 o C/W SOT25 (Note 4) 58 o C/W SOT353 (Note 4) 155 o C/W 4. Test conditions for SOT25, and SOT353: Device mounted on FR-4 substrate PC board, 2oz copper, with minimum recommended pad layout . Switching Characteristics VCC = 5V ± 0.5V (see Figure 1) Parameter Min 25ºC Typ. Max -40ºC to 85ºC Min Max -40ºC to 125ºC Min Max CL=15pF 0.6 4.0 7.0 0.6 8.0 0.6 9.0 ns CL=50pF 0.6 5.4 8.0 0.6 9.0 0.6 10.0 ns From TO (Input) (OUTPUT) tpd A Y 74AHCT1G14 Document number: DS35183 Rev. 1 - 2 4 of 8 www.diodes.com Unit May 2011 © Diodes Incorporated 74AHCT1G14 SINGLE SCHMITT-TRIGGER INVERETER Operating Characteristics TA = 25 ºC Test Conditions Parameter NEW PRODUCT Cpd Power dissipation capacitance VCC = 5V Unit Typ. f = 1 MHz No Load 10 pF Parameter Measurement Information VCC 3.3V±0.3V Inputs VM CL ≤3ns VCC/2 15pF VI tr/tf VCC 5V±0.5V VCC ≤3ns VCC/2 15pF 3.3V±0.3V VCC ≤3ns VCC/2 50pF 5V±0.5V VCC ≤3ns VCC/2 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. 74AHCT1G14 Document number: DS35183 Rev. 1 - 2 5 of 8 www.diodes.com May 2011 © Diodes Incorporated 74AHCT1G14 SINGLE SCHMITT-TRIGGER INVERETER Ordering Information Function Logic Device 74 : Logic Prefix 14 : 1-Input Schmitt-Trigger AHCT : 2 to 5.5V Inverter Family with TTL input level Package Packing 7 : Tape & Reel W5 : SOT25 SE : SOT353 1G : One gate 7” Tape and Reel Part Number Suffix Device Package Code Packaging (Note 5) Quantity 74AHCT1G14W5-7 74AHCT1G14SE-7 W5 SE SOT25 SOT353 3000/Tape & Reel 3000/Tape & Reel Notes: -7 -7 5. Pad layout as shown on Diodes Inc. suggested pad layout document AP02001, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf. Marking Information (Top View) 5 4 7 NEW PRODUCT 74 AHCT 1G 14 XX - 7 XX Y W X 1 2 3 XX : Identification code Y : Year 0~9 W : Week : A~Z : 1~26 week; a~z : 27~52 week; z represents 52 and 53 week X : A~Z : Internal code Part Number Package Identification Code 74AHCT1G14W5 74AHCT1G14SE SOT25 SOT353 ZV ZV 74AHCT1G14 Document number: DS35183 Rev. 1 - 2 6 of 8 www.diodes.com May 2011 © Diodes Incorporated 74AHCT1G14 SINGLE SCHMITT-TRIGGER INVERETER Package Outline Dimensions (All Dimensions in mm) (1) Package Type: SOT25 A NEW PRODUCT B C H K M N J L D SOT25 Dim Min Max Typ A 0.35 0.50 0.38 B 1.50 1.70 1.60 C 2.70 3.00 2.80 D ⎯ ⎯ 0.95 H 2.90 3.10 3.00 J 0.013 0.10 0.05 K 1.00 1.30 1.10 L 0.35 0.55 0.40 M 0.10 0.20 0.15 N 0.70 0.80 0.75 0° 8° α ⎯ All Dimensions in mm (2) Package Type: SOT353 A B C H K J M D F 74AHCT1G14 Document number: DS35183 Rev. 1 - 2 L SOT353 Dim Min Max A 0.10 0.30 B 1.15 1.35 C 2.00 2.20 D 0.65 Typ F 0.40 0.45 H 1.80 2.20 J 0 0.10 K 0.90 1.00 L 0.25 0.40 M 0.10 0.22 0° 8° α All Dimensions in mm 7 of 8 www.diodes.com May 2011 © Diodes Incorporated 74AHCT1G14 SINGLE SCHMITT-TRIGGER INVERETER IMPORTANT NOTICE 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). 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