SN54HC14, SN74HC14 HEX SCHMITT-TRIGGER INVERTERS SCLS085B - DECEMBER 1982 - REVISED MAY 1997 D Package Options Include Plastic Small-Outline (D), Thin Shrink Small-Outline (PW), and Ceramic Flat (W) Packages, Ceramic Chip Carriers (FK), and Standard Plastic (N) and Ceramic (J) 300-mil DIPs SN54HC14 . . . J OR W PACKAGE SN74HC14 . . . D, N, OR PW PACKAGE (TOP VIEW) 1A 1Y 2A 2Y 3A 3Y GND description These Schmitt-trigger devices contain six independent inverters. They perform the Boolean function Y = A in positive logic. The SN54HC14 is characterized for operation over the full military temperature range of -55C to 125C. The SN74HC14 is characterized for operation from -40C to 85C. OUTPUT Y H L L H 2A 3A 4A 5A 6A 13 3 12 4 11 5 10 6 9 7 8 1Y 1A NC VCC 6A logic symbol 1A 2 VCC 6A 6Y 5A 5Y 4A 4Y 4 3 2 1 20 19 18 5 17 6 16 7 15 8 14 9 10 11 12 13 6Y NC 5A NC 5Y 3Y GND NC 4Y 4A INPUT A 14 SN54HC14 . . . FK PACKAGE (TOP VIEW) 2A NC 2Y NC 3A FUNCTION TABLE (each inverter) 1 1 2 3 4 5 6 9 8 11 10 13 12 NC - No internal connection 1Y 2Y 3Y 4Y 5Y 6Y This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12. Pin numbers shown are for the D, J, N, PW, and W packages. logic diagram (positive logic) A Y 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 1997, Texas Instruments Incorporated PRODUCTION DATA information is current as of publication date. Products conform to specifications per the terms of Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. POST OFFICE BOX 655303 * DALLAS, TEXAS 75265 1 SN54HC14, SN74HC14 HEX SCHMITT-TRIGGER INVERTERS SCLS085B - DECEMBER 1982 - REVISED MAY 1997 absolute maximum ratings over operating free-air temperature range Supply voltage range, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.5 V to 7 V Input clamp current, IIK (VI < 0 or VI > VCC) (see Note 1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 mA Output clamp current, IOK (VO < 0 or VO > VCC) (see Note 1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 mA Continuous output current, IO (VO = 0 to VCC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 mA Continuous current through VCC or GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 mA Package thermal impedance, JA (see Note 2): D package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127C/W N package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78C/W PW package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170C/W Storage temperature range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -65C to 150C Stresses beyond those listed under "absolute maximum ratings" may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated under "recommended operating conditions" is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability. NOTES: 1. The input and output voltage ratings may be exceeded if the input and output current ratings are observed. 2. The package thermal impedance is calculated in accordance with JESD 51, except for through-hole packages, which use a trace length of zero. recommended operating conditions SN54HC14 VCC Supply voltage VIH High-level input voltage VCC = 2 V VCC = 4.5 V VCC = 6 V VCC = 2 V 2 VIL Low-level input voltage VI VO Input voltage Output voltage TA Operating free-air temperature VCC = 4.5 V VCC = 6 V POST OFFICE BOX 655303 SN74HC14 MIN NOM MAX MIN NOM MAX 2 5 6 2 5 6 1.5 1.5 3.15 3.15 4.2 4.2 UNIT V V 0 0.5 0 0.5 0 1.35 0 1.35 0 1.8 0 1.8 0 0 0 VCC VCC V 0 VCC VCC -55 125 -40 85 C * DALLAS, TEXAS 75265 V V SN54HC14, SN74HC14 HEX SCHMITT-TRIGGER INVERTERS SCLS085B - DECEMBER 1982 - REVISED MAY 1997 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS VCC IOH = -20 A VOH VI = VIH or VIL IOH = -4 mA IOH = -5.2 mA IOL = 20 A VOL VI = VIH or VIL IOL = 4 mA IOL = 5.2 mA VT+ VT- VT+ - VT- II ICC VI = VCC or 0 VI = VCC or 0, MIN SN74HC14 MIN MIN MAX 1.9 1.998 1.9 1.9 4.5 V 4.4 4.499 4.4 4.4 6V 5.9 5.999 5.9 5.9 4.5 V 3.98 4.3 3.7 3.84 6V 5.48 5.8 5.2 MAX 5.34 0.002 0.1 0.1 0.1 4.5 V 0.001 0.1 0.1 0.1 6V 0.001 0.1 0.1 0.1 4.5 V 0.17 0.26 0.4 0.33 6V UNIT V 2V 0.15 0.26 0.7 1.2 1.5 0.7 1.5 0.7 1.5 4.5 V 1.55 2.5 3.15 1.55 3.15 1.55 3.15 6V 2.1 3.3 4.2 2.1 4.2 2.1 4.2 2V 0.3 0.6 1 0.3 1 0.3 1 4.5 V 0.9 1.6 2.45 0.9 2.45 0.9 2.45 6V 1.2 2 3.2 1.2 3.2 1.2 3.2 2V 0.2 0.6 1.2 0.2 1.2 0.2 1.2 4.5 V 0.4 0.9 2.1 0.4 2.1 0.4 2.1 6V 0.5 1.3 2.5 0.5 2.5 0.5 2.5 0.1 100 1000 1000 nA 2 40 20 A 3 10 10 10 pF 2 V to 6 V 0.4 V 2V 6V Ci SN54HC14 2V 6V IO = 0 TA = 25C TYP MAX 0.33 V V V switching characteristics over recommended operating free-air temperature range, CL = 50 pF (unless otherwise noted) (see Figure 1) TA = 25C TYP MAX SN54HC14 SN74HC14 MIN MIN PARAMETER FROM (INPUT) TO (OUTPUT) VCC 2V 55 125 190 155 tpd A Y 4.5 V 12 25 38 31 6V 11 21 32 26 2V 38 75 110 95 4.5 V 8 15 22 19 6V 6 13 19 16 tt Y MIN MAX MAX UNIT ns ns operating characteristics, TA = 25C PARAMETER Cpd TEST CONDITIONS Power dissipation capacitance per inverter POST OFFICE BOX 655303 No load * DALLAS, TEXAS 75265 TYP 20 UNIT pF 3 SN54HC14, SN74HC14 HEX SCHMITT-TRIGGER INVERTERS SCLS085B - DECEMBER 1982 - REVISED MAY 1997 PARAMETER MEASUREMENT INFORMATION From Output Under Test Test Point Input VCC 50% 50% 0V CL = 50 pF (see Note A) tPLH In-Phase Output LOAD CIRCUIT 50% 10% tPHL 90% 90% tr Input 50% 10% 90% 90% tr tPHL VCC 50% 10% 0 V Out-of-Phase Output 90% tf VOH 50% 10% VOL tf tPLH 50% 10% tf 50% 10% 90% VOH VOL tr VOLTAGE WAVEFORMS PROPAGATION DELAY AND OUTPUT TRANSITION TIMES VOLTAGE WAVEFORM INPUT RISE AND FALL TIMES NOTES: A. CL includes probe and test-fixture capacitance. B. Phase relationships between waveforms were chosen arbitrarily. All input pulses are supplied by generators having the following characteristics: PRR 1 MHz, ZO = 50 , tr = 6 ns, tf = 6 ns. C. The outputs are measured one at a time with one input transition per measurement. D. tPLH and tPHL are the same as tpd. Figure 1. Load Circuit and Voltage Waveforms 4 POST OFFICE BOX 655303 * DALLAS, TEXAS 75265 IMPORTANT NOTICE Texas Instruments and its subsidiaries (TI) reserve the right to make changes to their products or to discontinue any product or service without notice, and advise customers to obtain the latest version of relevant information to verify, before placing orders, that information being relied on is current and complete. All products are sold subject to the terms and conditions of sale supplied at the time of order acknowledgement, including those pertaining to warranty, patent infringement, and limitation of liability. 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