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74AHCT1G00DCKRE4 数据表(PDF) 4 Page - Texas Instruments |
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74AHCT1G00DCKRE4 数据表(HTML) 4 Page - Texas Instruments |
4 / 20 page SN74AHCT1G00 SCLS316N – MARCH 1995 – REVISED MARCH 2015 www.ti.com 6.3 Recommended Operating Conditions over operating free-air temperature range (unless otherwise noted) (1) MIN MAX UNIT VCC Supply voltage 4.5 5.5 V VIH High-level input voltage 2 V VIL Low-level Input voltage 0.8 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 –40 125 °C (1) 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 (SCBA004). 6.4 Thermal Information SN74AHCT1G00 THERMAL METRIC(1) DBV (SOT-23) DCK (SC-70) UNIT 5 PINS 5 PINS RθJA Junction-to-ambient thermal resistance 208.2 287.6 RθJC(top) Junction-to-case (top) thermal resistance 76.1 97.7 RθJB Junction-to-board thermal resistance 52.5 65 °C/W ψJT Junction-to-top characterization parameter 4 2 ψJB Junction-to-board characterization parameter 51.8 64.2 (1) For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report (SPRA953). 6.5 Electrical Characteristics over operating free-air temperature range (unless otherwise noted) TA = 25°C –40°C to 85°C –40°C to 125°C PARAMETER TEST CONDITIONS VCC UNIT MIN TYP MAX MIN MAX MIN MAX IOH = –50 µA 4.4 4.5 4.4 4.4 VOH 4.5 V V IOH = –8 mA 3.94 3.8 3.8 IOL = 50 µA 0.1 0.1 0.1 VOL 4.5 V V IOL = 8 mA 0.36 0.44 0.44 II VI = 5.5 V or GND 0 V to 5.5 V ±0.1 ±1 ±1 µA VI = VCC or GND, ICC 5.5 V 1 10 10 µA IO = 0 One input at 3.4 V, ΔICC (1) Other inputs at VCC or 5.5 V 1.35 1.5 1.5 mA GND Ci VI = VCC or GND 5 V 2 10 10 10 pF (1) This is the increase in supply current for each input at one of the specified TTL voltage levels, rather than 0 V or VCC. 4 Submit Documentation Feedback Copyright © 1995–2015, Texas Instruments Incorporated Product Folder Links: SN74AHCT1G00 |
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