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74AVC8T245BQ Folha de dados(PDF) 6 Page - NXP Semiconductors |
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74AVC8T245BQ Folha de dados(HTML) 6 Page - NXP Semiconductors |
6 / 23 page 74AVC8T245_2 © NXP B.V. 2009. All rights reserved. Product data sheet Rev. 02 — 28 April 2009 6 of 23 NXP Semiconductors 74AVC8T245 8-bit dual supply translating transceiver; 3-state [1] VCCO is the supply voltage associated with the output port. [2] VCCI is the supply voltage associated with the data input port. [3] For I/O ports, the parameter IOZ includes the input leakage current. IOFF power-off leakage current A port; VI or VO = 0 V to 3.6 V; VCC(A) =0V;VCC(B) = 0.8 V to 3.6 V - ±0.1 ±1 µA B port; VI or VO = 0 V to 3.6 V; VCC(B) =0V;VCC(A) = 0.8 V to 3.6 V - ±0.1 ±1 µA CI input capacitance DIR, OE input; VI = 0 V or 3.3 V; VCC(A) =VCC(B) = 3.3 V - 1.5 - pF CI/O input/output capacitance A and B port; VO = 3.3 V or 0 V; VCC(A) =VCC(B) = 3.3 V - 4.3 - pF Table 6. Typical static characteristics at Tamb = 25 °C[1][2] …continued At recommended operating conditions; voltages are referenced to GND (ground = 0 V). Symbol Parameter Conditions Min Typ Max Unit Table 7. Static characteristics [1][2] At recommended operating conditions; voltages are referenced to GND (ground = 0 V). Symbol Parameter Conditions −40 °C to +85 °C −40 °C to +125 °C Unit Min Max Min Max VIH HIGH-level input voltage data input VCCI = 0.8 V 0.70VCCI - 0.70VCCI -V VCCI = 1.1 V to 1.95 V 0.65VCCI - 0.65VCCI -V VCCI = 2.3 V to 2.7 V 1.6 - 1.6 - V VCCI = 3.0 V to 3.6 V 2 - 2 - V DIR, OE input VCC(A) = 0.8 V 0.70VCC(A) - 0.70VCC(A) -V VCC(A) = 1.1 V to 1.95 V 0.65VCC(A) - 0.65VCC(A) -V VCC(A) = 2.3 V to 2.7 V 1.6 - 1.6 - V VCC(A) = 3.0 V to 3.6 V 2 - 2 - V VIL LOW-level input voltage data input VCCI = 0.8 V - 0.30VCCI - 0.30VCCI V VCCI = 1.1 V to 1.95 V - 0.35VCCI - 0.35VCCI V VCCI = 2.3 V to 2.7 V - 0.7 - 0.7 V VCCI = 3.0 V to 3.6 V - 0.8 - 0.8 V DIR, OE input VCC(A) = 0.8 V - 0.30VCC(A) - 0.30VCC(A) V VCC(A) = 1.1 V to 1.95 V - 0.35VCC(A) - 0.35VCC(A) V VCC(A) = 2.3 V to 2.7 V - 0.7 - 0.7 V VCC(A) = 3.0 V to 3.6 V - 0.8 - 0.8 V |
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