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SN74AHC08DG4 bảng dữ liệu(PDF) 5 Page - Texas Instruments |
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SN74AHC08DG4 bảng dữ liệu(HTML) 5 Page - Texas Instruments |
5 / 31 page SN74AHC08, SN54AHC08 www.ti.com SCLS236J – MARCH 1996 – REVISED DECEMBER 2015 7.3 Recommended Operating Conditions See (1) MIN MAX UNIT VCC Supply voltage 2 5.5 V VCC= 2 V 1.5 VIH High-level input voltage VCC= 3V 2.1 V VCC= 5.5 V 3.85 VCC= 2 V 0.5 VIL Low-level Input voltage VCC= 3 V 0.9 V VCC= 5.5 V 1.65 VI Input voltage 0 5.5 V VO Output voltage 0 VCC V VCC= 2 V –50 IOH High-level output current VCC= 3.3 V ± 0.3 V –4 mA VCC= 5 V ± 0.5 V –8 VCC= 2 V 50 IOL Low-level output current VCC= 3.3 V ± 0.3 V 4 mA VCC= 5 V ± 0.5 V 8 VCC= 3.3 V ± 0.3 V 100 Δt/Δv Input Transition rise or fall rate ns/V VCC= 5 V ± 0.5 V 20 SN54AHC08 –55 125 TA Operating free-air temperature °C SN74AHC08 –40 125 (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. 7.4 Thermal Information SN74AHC08 DB DGV RGY THERMAL METRIC(1) D (SOIC) N (PDIP) NS (SO) PW (TSSOP) UNIT (SSOP) (TVSOP) (VQFN) 14 PINS 14 PINS 14 PINS 14 PINS 14 PINS 14 PINS 14 PINS Junction-to-ambient thermal RθJA 86 96 127 80 76 113 47 °C/W resistance (1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application report, SPRA953. 7.5 Electrical Characteristics, TA = 25°C over operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS VCC MIN TYP MAX UNIT 2 V 1.9 2 IOH = –50 µA 3 V 2.9 3 VOH 4.5 V 4.4 4.5 V IOH = –4 mA 3 V 2.58 IOH = –8 mA 4.5 V 3.94 2 V 0.1 IOL = 50 µA 3 V 0.1 VOL 4.5 V 0.1 V IOH = 4 mA 3 V 0.36 IOH = 8 mA 4.5 V 0.36 II VI = 5.5 V or GND 0 V to 5.5 V ±0.1 µA ICC VI = VCC or GND, IO = 0 5.5 V 2 µA Ci VI = VCC or GND 5 V 4 10 pF Copyright © 1996–2015, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Links: SN74AHC08 SN54AHC08 |
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