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SN74LV138ADGVRE4 Fiches technique(PDF) 5 Page - Texas Instruments |
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SN74LV138ADGVRE4 Fiches technique(HTML) 5 Page - Texas Instruments |
5 / 16 page www.ti.com Recommended Operating Conditions (1) Electrical Characteristics SN54LV138A, SN74LV138A 3-LINE TO 8-LINE DECODERS/DEMULTIPLEXERS SCLS395L – APRIL 1998 – REVISED AUGUST 2005 SN54LV138A(2) SN74LV138A UNIT MIN MAX MIN MAX VCC Supply voltage 2 5.5 2 5.5 V VCC = 2 V 1.5 1.5 VCC = 2.3 V to 2.7 V VCC × 0.7 VCC × 0.7 VIH High-level input voltage V VCC = 3 V to 3.6 V VCC × 0.7 VCC × 0.7 VCC = 4.5 V to 5.5 V VCC × 0.7 VCC × 0.7 VCC = 2 V 0.5 0.5 VCC = 2.3 V to 2.7 V VCC × 0.3 VCC × 0.3 VIL Low-level input voltage V VCC = 3 V to 3.6 V VCC × 0.3 VCC × 0.3 VCC = 4.5 V to 5.5 V VCC × 0.3 VCC × 0.3 VI Input voltage 0 5.5 0 5.5 V VO Output voltage 0 VCC 0 VCC V VCC = 2 V –50 –50 µA VCC = 2.3 V to 2.7 V –2 –2 IOH High-level output current VCC = 3 V to 3.6 V –6 –6 mA VCC = 4.5 V to 5.5 V –12 –12 VCC = 2 V 50 50 µA VCC = 2.3 V to 2.7 V 2 2 IOL Low-level output current VCC = 3 V to 3.6 V 6 6 mA VCC = 4.5 V to 5.5 V 12 12 VCC = 2.3 V to 2.7 V 200 200 ∆t/∆v Input transition rise or fall rate VCC = 3 V to 3.6 V 100 100 ns/V VCC = 4.5 V to 5.5 V 20 20 TA Operating free-air temperature –55 125 –40 85 °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, literature number SCBA004. (2) Product Preview over recommended operating free-air temperature range (unless otherwise noted) SN54LV138A(1) SN74LV138A PARAMETER TEST CONDITIONS VCC UNIT MIN TYP MAX MIN TYP MAX IOH = –50 µA 2 V to 5.5 V VCC – 0.1 VCC – 0.1 IOH = –2 mA 2.3 V 2 2 VOH V IOH = –6 mA 3 V 2.48 2.48 IOH = –12 mA 4.5 V 3.8 3.8 IOL = 50 µA 2 V to 5.5 V 0.1 0.1 IOL = 2 mA 2.3 V 0.4 0.4 VOL V IOL = 6 mA 3 V 0.44 0.44 IOL = 12 mA 4.5 V 0.55 0.55 II VI = 5.5 V or GND 0 to 5.5 V ±1 ±1 µA ICC VI = VCC or GND, IO = 0 5.5 V 20 20 µA Ioff VI or VO = 0 to 5.5 V 0 5 5 µA Ci VI = VCC or GND 3.3 V 2.1 2.1 pF (1) Product Preview 5 |
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