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SN74AS174DR Datasheet(PDF) 5 Page - Texas Instruments |
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SN74AS174DR Datasheet(HTML) 5 Page - Texas Instruments |
5 / 17 page SN54ALS174, SN54ALS175, SN54AS174, SN54AS175B SN74ALS174, SN74ALS175, SN74AS174, SN74AS175B HEX/QUADRUPLE D-TYPE FLIP-FLOPS WITH CLEAR SDAS207E - APRIL 1982 - REVISED MAY 2002 5 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 absolute maximum ratings over operating free-air temperature range, SN54/74AS174, SN54/74AS175B (unless otherwise noted)† Supply voltage, VCC 7 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Input voltage, VI 7 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Package thermal impedance, θJA (see Note 1): D package 73 °C/W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . N package 67 °C/W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . NS package 64 °C/W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Storage temperature range, Tstg –65 °C to 150°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . † 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. NOTE 1: The package thermal impedance is calculated in accordance with JESD 51-7. recommended operating conditions (see Note 2) SN54AS174 SN54AS175B SN74AS174 SN74AS175B UNIT MIN NOM MAX MIN NOM MAX VCC Supply voltage 4.5 5 5.5 4.5 5 5.5 V VIH High-level input voltage 2 2 V VIL Low-level input voltage 0.8 0.8 V IOH High-level output current –2 –2 mA IOL Low-level output current 20 20 mA TA Operating free-air temperature –55 125 0 70 °C NOTE 2: All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report, Implications of Slow or Floating CMOS Inputs, literature number SCBA004. electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS SN54AS174 SN54AS175B SN74AS174 SN74AS175B UNIT MIN TYP‡ MAX MIN TYP‡ MAX VIK VCC = 4.5 V, II = –18 mA –1.2 –1.2 V VOH VCC = 4.5 V to 5.5 V, IOH = –2 mA VCC– 2 VCC– 2 V VOL VCC = 4.5 V, IOL = 20 mA 0.35 0.5 0.35 0.5 V II VCC = 5.5 V, VI = 7 V 0.1 0.1 mA IIH VCC = 5.5 V, VI = 2.7 V 20 20 µA IIL VCC = 5.5 V, VI = 0.4 V –0.5 –0.5 mA IO§ VCC = 5.5 V, VO = 2.25 V –30 –112 –30 –112 mA ICC ’AS174 VCC =5 5V See Note 4 30 45 30 45 mA ICC ’AS175B VCC = 5.5 V, See Note 4 22.5 34 22.5 34 mA ‡ All typical values are at VCC = 5 V, TA = 25°C. § The output conditions have been chosen to produce a current that closely approximates one-half of the true short-circuit output current, IOS. NOTE 4: ICC is measured with D inputs, CLR, and CLK grounded. |
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