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74HC7540DB датащи(PDF) 5 Page - NXP Semiconductors |
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74HC7540DB датащи(HTML) 5 Page - NXP Semiconductors |
5 / 16 page 74HC_HCT7540 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved. Product data sheet Rev. 4 — 31 December 2012 5 of 16 NXP Semiconductors 74HC7540; 74HCT7540 Octal Schmitt trigger buffer/line driver; 3-state; inverting 10. Dynamic characteristics VOL LOW-level output voltage VI = VT+ or VT; VCC = 4.5 V IO = 20 A; - 0 0.1 - 0.1 - 0.1 V IO = 6.0 mA; - 0.15 0.26 - 0.33 - 0.4 V II input leakage current VI = VCC or GND; VCC =5.5 V - - 0.1 - 1.0 - 1.0 A IOZ OFF-state output current per input pin; VI =VT+ or VT; VO =VCC or GND; other inputs at VCC or GND; VCC =5.5 V; IO =0A -- 0.5 - 5.0 - 10 A ICC supply current VI =VCC or GND; IO = 0 A; VCC =5.5 V - - 8.0 - 80 - 160 A I CC additional supply current per input pin; IO =0A; VI =VCC 2.1 V; other inputs at VCC or GND; VCC = 4.5 V to 5.5 V An input - 20 72 - 90 - 98 A OEn input - 130 468 - 585 - 637 A CI input capacitance -3.5 - - - - - pF Table 6. Static characteristics …continued At recommended operating conditions; voltages are referenced to GND (ground = 0 V). Symbol Parameter Conditions Tamb = 25 C Tamb = 40 C to +85 C Tamb = 40 C to +125 C Unit Min Typ Max Min Max Min Max Table 7. Dynamic characteristics GND = 0 V; CL = 50 pF; for test circuit see Figure 7. Symbol Parameter Conditions Tamb = 25 C Tamb = 40 C to +125 C Unit Min Typ Max Max (85 C) Max (125 C) 74HC7540 tpd propagation delay An to Yn; see Figure 5 [1] VCC = 2.0 V - 39 120 150 180 ns VCC = 4.5 V - 14 24 30 36 ns VCC = 5.0 V; CL =15pF - 11 - - - ns VCC = 6.0 V - 11 20 26 31 ns ten enable time OEnto Yn; see Figure 6 [1] VCC = 2.0 V - 41 150 190 225 ns VCC = 4.5 V - 15 30 38 45 ns VCC = 6.0 V - 12 26 33 38 ns tdis disable time OEnto Yn; see Figure 6 [1] VCC = 2.0 V - 52 150 190 225 ns VCC = 4.5 V - 19 30 38 45 ns VCC = 6.0 V - 15 26 33 38 ns |
Аналогичный номер детали - 74HC7540DB |
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Аналогичное описание - 74HC7540DB |
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