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74AVC8T245PW Fiches technique(PDF) 11 Page - NXP Semiconductors |
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74AVC8T245PW Fiches technique(HTML) 11 Page - NXP Semiconductors |
11 / 23 page 74AVC8T245_2 © NXP B.V. 2009. All rights reserved. Product data sheet Rev. 02 — 28 April 2009 11 of 23 NXP Semiconductors 74AVC8T245 8-bit dual supply translating transceiver; 3-state [1] tpd is the same as tPLH and tPHL; tdis is the same as tPLZ and tPHZ; ten is the same as tPZL and tPZH. Table 12. Dynamic characteristics for temperature range −40 °C to +85 °C [1] Voltages are referenced to GND (ground = 0 V); for test circuit see Figure 7; for wave forms see Figure 5 and Figure 6. Symbol Parameter Conditions VCC(B) Unit 1.2 V ± 0.1 V 1.5 V ± 0.1 V 1.8 V ± 0.15 V 2.5 V ± 0.2 V 3.3 V ± 0.3 V Min Max Min Max Min Max Min Max Min Max VCC(A) = 1.1 V to 1.3 V tpd propagation delay An to Bn 0.5 9.0 0.5 6.7 0.5 5.8 0.5 4.9 0.5 4.8 ns Bn to An 0.5 9.0 0.5 8.5 0.5 8.3 0.5 8.0 0.5 7.8 ns tdis disable time OE to An 0.5 11.8 0.5 11.8 0.5 11.8 0.5 11.8 0.5 11.8 ns OE to Bn 0.5 12.3 0.5 9.5 0.5 9.4 0.5 8.0 0.5 8.9 ns ten enable time OE to An 1.1 14.4 1.1 14.4 1.1 14.4 1.1 14.4 1.1 14.4 ns OE to Bn 1.1 14.2 1.1 10.4 1.1 9.0 1.0 7.7 1.0 7.3 ns VCC(A) = 1.4 V to 1.6 V tpd propagation delay An to Bn 0.5 8.5 0.5 5.6 0.5 4.7 0.5 4.4 0.5 4.1 ns Bn to An 0.5 6.7 0.5 5.6 0.5 5.3 0.5 5.2 0.5 5.0 ns tdis disable time OE to An 0.5 8.6 0.5 8.6 0.5 8.6 0.5 8.6 0.5 8.6 ns OE to Bn 0.5 11.2 0.5 8.4 0.5 7.6 0.5 7.2 0.5 7.8 ns ten enable time OE to An 1.1 8.7 1.1 8.7 1.1 8.7 1.1 8.7 1.1 8.7 ns OE to Bn 1.1 12.8 1.1 8.1 1.1 7.1 1.0 5.6 1.0 5.2 ns VCC(A) = 1.65 V to 1.95 V tpd propagation delay An to Bn 0.5 8.3 0.5 5.3 0.5 4.5 0.5 3.8 0.5 3.5 ns Bn to An 0.5 5.8 0.5 4.7 0.5 4.5 0.5 4.3 0.5 4.1 ns tdis disable time OE to An 0.5 7.1 0.5 7.1 0.5 7.1 0.5 7.1 0.5 7.1 ns OE to Bn 0.5 10.9 0.5 7.8 0.5 6.9 0.5 6.0 0.5 5.8 ns ten enable time OE to An 1.0 6.8 1.0 6.8 1.0 6.8 1.0 6.8 1.0 6.8 ns OE to Bn 1.1 12.4 1.1 8.2 1.0 6.7 0.5 5.1 0.5 4.5 ns VCC(A) = 2.3 V to 2.7 V tpd propagation delay An to Bn 0.5 8.0 0.5 5.2 0.5 4.3 0.5 3.3 0.5 2.9 ns Bn to An 0.5 4.9 0.5 4.4 0.5 3.8 0.5 3.3 0.5 3.1 ns tdis disable time OE to An 0.5 5.1 0.5 5.1 0.5 5.1 0.5 5.1 0.5 5.1 ns OE to Bn 0.5 10.4 0.5 7.1 0.5 6.3 0.5 5.1 0.5 5.2 ns ten enable time OE to An 0.5 4.8 0.5 4.8 0.5 4.8 0.5 4.8 0.5 4.8 ns OE to Bn 1.1 11.9 1.1 7.9 0.5 6.4 0.5 4.6 0.5 4.0 ns VCC(A) = 3.0 V to 3.6 V tpd propagation delay An to Bn 0.5 7.8 0.5 5.0 0.5 4.1 0.5 3.1 0.5 2.7 ns Bn to An 0.5 4.8 0.5 4.1 0.5 3.5 0.5 2.9 0.5 2.7 ns tdis disable time OE to An 0.5 4.9 0.5 4.9 0.5 4.9 0.5 4.9 0.5 4.9 ns OE to Bn 0.5 10.1 0.5 6.9 0.5 6.0 0.5 4.8 0.5 5.0 ns ten enable time OE to An 0.5 4.0 0.5 4.0 0.5 4.0 0.5 4.0 0.5 4.0 ns OE to Bn 1.1 11.7 1.1 7.8 0.5 6.2 0.5 4.5 0.5 3.9 ns |
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