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74LVT573DB Datenblatt(PDF) 7 Page - NXP Semiconductors |
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74LVT573DB Datenblatt(HTML) 7 Page - NXP Semiconductors |
7 / 16 page 74LVT573_4 © NXP B.V. 2008. All rights reserved. Product data sheet Rev. 04 — 15 September 2008 7 of 16 NXP Semiconductors 74LVT573 3.3 V octal D-type transparent latch; (3-state) 10. Dynamic characteristics [1] Typical values are at VCC = 3.3 V and Tamb =25 °C. [2] tsu is the same as tsu(L) and tsu(H). [3] th is the same as th(L) and th(H). [4] tW is the same as tWL and tWH. Table 7. Dynamic characteristics Voltages are referenced to ground (GND = 0 V); for test circuit see Figure 11. Symbol Parameter Conditions Tamb = −40 °C to +85 °C Unit Min Typ Max tPLH LOW to HIGH propagation delay LE to Qn; see Figure 6 VCC = 3.0 V to 3.6 V 1.6 3.5 5.6 ns VCC = 2.7 V - - 6.3 ns Dn to Qn; see Figure 7 VCC = 3.0 V to 3.6 V 1.0 2.5 4.2 ns VCC = 2.7 V - - 4.7 ns tPHL HIGH to LOW propagation delay LE to Qn; see Figure 6 VCC = 3.0 V to 3.6 V 2.5 4.3 6.5 ns VCC = 2.7 V - - 7.2 ns Dn to Qn; see Figure 7 VCC = 3.0 V to 3.6 V 1.0 2.7 4.3 ns VCC = 2.7 V - - 5.2 ns tPZH OFF-state to HIGH propagation delay OE to Qn; see Figure 8 VCC = 3.0 V to 3.6 V 1.0 2.8 5.1 ns VCC = 2.7 V - - 6.2 ns tPZL OFF-state to LOW propagation delay OE to Qn; see Figure 9 VCC = 3.0 V to 3.6 V 1.3 3.3 5.5 ns VCC = 2.7 V - - 6.6 ns tPHZ HIGH to OFF-state propagation delay OE to Qn; see Figure 8 VCC = 3.0 V to 3.6 V 2.0 3.7 5.7 ns VCC = 2.7 V - - 6.7 ns tPLZ LOW to OFF-state propagation delay OE to Qn; see Figure 9 VCC = 3.0 V to 3.6 V 1.5 3.0 4.6 ns VCC = 2.7 V - - 5.1 ns tsu set-up time Dn to LE; see Figure 10 [2] VCC = 3.0 V to 3.6 V 0.7 - - ns VCC = 2.7 V 0.6 - - ns th hold time Dn to LE; see Figure 10 [3] VCC = 3.0 V to 3.6 V 1.6 - - ns VCC = 2.7 V 1.8 - - ns tW pulse width LE input HIGH; see Figure 6 [4] VCC = 3.0 V to 3.6 V 3.3 - - ns VCC = 2.7 V 3.3 - - ns |
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