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74ALS257N датащи(PDF) 5 Page - NXP Semiconductors |
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74ALS257N датащи(HTML) 5 Page - NXP Semiconductors |
5 / 11 page Philips Semiconductors Product specification 74ALS257/74ALS258 Data selector/multiplexer 1991 Feb 08 5 DC ELECTRICAL CHARACTERISTICS (Over recommended operating free-air temperature range unless otherwise noted.) SYMBOL PARAMETER TEST CONDITIONS1 LIMITS UNIT SYMBOL PARAMETER TEST CONDITIONS1 MIN TYP2 MAX UNIT VO High level output voltage VCC = ±10%, VIL = MAX, IOH = –0.4mA VCC – 2 V VOH High-level output voltage CC , IL , VIH = MIN IOH = MAX 2.4 3.2 V VO Low level output voltage VCC = MIN, VIL = MAX, IOL = 12mA 0.25 0.40 V VOL Low-level output voltage CC , IL , VIH = MIN IOL = 24mA 0.35 0.50 V VIK Input clamp voltage VCC = MIN, II = IIK –0.73 –1.5 V II Input current at maximum input voltage VCC = MAX, VI = 7.0V 0.1 mA IIH High-level input current VCC = MAX, VI = 2.7V 20 µA IIL Low-level input current VCC = MAX, VI = 0.4V –0.1 mA IOZH Off-state output current, High-level voltage applied VCC = MAX, VI = 2.7V 20 µA IOZL Off-state output current, Low-level voltage applied VCC = MAX, VI = 0.4V –20 µA IO Output current3 VCC = MAX, VO = 2.25V –30 –112 mA ICCH 3 6 mA 74ALS257 ICCL VCC = MAX 8 12 mA ICC Supply current (total) ICCZ 9 14 mA ICC Supply current (total) ICCH 2.5 4 mA 74ALS258 ICCL VCC = MAX 7 11 mA ICCZ 9 13 mA NOTES: 1. For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions for the applicable type. 2. All typical values are at VCC = 5V, Tamb = 25°C. 3. The output conditions have been chosen to produce a current that closely approximates one half of the true short-circuit output current, IOS. |
Аналогичный номер детали - 74ALS257N |
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Аналогичное описание - 74ALS257N |
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