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74LVCH1T45GW Datenblatt(PDF) 5 Page - NXP Semiconductors |
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74LVCH1T45GW Datenblatt(HTML) 5 Page - NXP Semiconductors |
5 / 30 page 74LVC_LVCH1T45_2 © NXP B.V. 2010. All rights reserved. Product data sheet Rev. 02 — 19 January 2010 5 of 30 NXP Semiconductors 74LVC1T45; 74LVCH1T45 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 input port. 10. Static characteristics [1] VCCO is the supply voltage associated with the output port. [2] VCCI is the supply voltage associated with the data input port. [3] To guarantee the node switches, an external driver must source/sink at least IBHLO / IBHHO when the input is in the range VIL to VIH. VO output voltage Active mode [1] 0 VCCO V Suspend or 3-state mode 0 5.5 V Tamb ambient temperature −40 +125 °C Δt/ΔV input transition rise and fall rate VCCI = 1.2 V [2] - 20 ns/V VCCI = 1.4 V to 1.95 V - 20 ns/V VCCI = 2.3 V to 2.7 V - 20 ns/V VCCI = 3 V to 3.6 V - 10 ns/V VCCI = 4.5 V to 5.5 V - 5 ns/V Table 6. Recommended operating conditions …continued Symbol Parameter Conditions Min Max Unit Table 7. Typical static characteristics at Tamb = 25 °C At recommended operating conditions; voltages are referenced to GND (ground = 0 V). Symbol Parameter Conditions Min Typ Max Unit VOH HIGH-level output voltage VI = VIH or VIL [1] IO = −3 mA; VCCO = 1.2 V - 1.09 - V VOL LOW-level output voltage VI = VIH or VIL IO = 3 mA; VCCO = 1.2 V [1] - 0.07 - V II input leakage current DIR input; VI = 0 V to 5.5 V; VCCI = 1.2 V to 5.5 V [2] - - ±1 μA IBHL bus hold LOW current A or B port; VI = 0.42 V; VCCI = 1.2 V [2] - 19 - μA IBHH bus hold HIGH current A or B port; VI = 0.78 V; VCCI = 1.2 V [2] - −19 - μA IBHLO bus hold LOW overdrive current A or B port; VCCI = 1.2 V [2][3] - 19 - μA IBHHO bus hold HIGH overdrive current A or B port; VCCI = 1.2 V [2][3] - −19 - μA IOZ OFF-state output current A or B port; VO = 0 V or VCCO; VCCO = 1.2 V to 5.5 V [1] - - ±1 μA IOFF power-off leakage current A port; VI or VO = 0 V to 5.5 V; VCC(A) = 0 V; VCC(B) = 1.2 V to 5.5 V - - ±1 μA B port; VI or VO = 0 V to 5.5 V; VCC(B) = 0 V; VCC(A) = 1.2 V to 5.5 V - - ±1 μA CI input capacitance DIR input; VI = 0 V or 3.3 V; VCC(A) = VCC(B) = 3.3 V - 2.2 - pF CI/O input/output capacitance A and B port; suspend mode; VO = 3.3 V or 0 V; VCC(A) = VCC(B) = 3.3 V - 6.0 - pF |
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