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PI6ULS5V9517AWE Datasheet(PDF) 4 Page - Pericom Semiconductor Corporation |
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PI6ULS5V9517AWE Datasheet(HTML) 4 Page - Pericom Semiconductor Corporation |
4 / 12 page ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| 2015-10-0003 PT0459-7 10/20/15 4 PI6ULS5V9517A Level Translating I 2C-Bus/SMBus Repeater Dynamic characteristics VCC = 2.2 V to 5.5 V; GND = 0 V; Tamb = -40 C to +85 C; unless otherwise specified . (1)(2) Symbol Parameter Test Conditions Min. Typ. Max. Unit tPLH LOW-to-HIGH propagation delay B-side to A-side - 169 255 ns tPHL HIGH-to-LOW propagation delay B-side to A-side, VCC(A) ≤ 2.7 V 15 68 110 ns B-side to A-side, VCC(A) ≥ 3 V 10 103 300 ns tTLH LOW-to-HIGH transition time A-side - 50 60 ns tTHL HIGH-to-LOW transition time A-side, VCC(A) ≤ 2.7 V 1 3 105 ns A-side, VCC(A) ≥ 3 V 1 25 175 ns tPLH LOW-to-HIGH propagation delay A-side to B-side 25 67 110 ns tPHL HIGH-to-LOW propagation delay A-side to B-side - 118 230 ns tTLH LOW-to-HIGH transition time B-side - 140 170 ns tTHL HIGH-to-LOW transition time B-side - 40 105 ns tSU set-up time EN HIGH before START condition 100 - - ns tH hold time EN HIGH after STOP condition 100 - - ns Notes: (1) Times are specified with loads of 1.35kΩ pull-up resistance and 57 pF load capacitance on port B, and 167Ω pull-up resistance and 57 pF load capacitance on port A. Different load resistance and capacitance will alter the RC time constant, thereby changing the propagation delay and transition times. (2) Pull-up voltages are VCC(A) on port A and VCC(B) on port B. (3) Typical values were measured with VCC(A) = 3.3 V at Tamb = 25 , unless otherwise noted. Figure 2: Propagation Delay and Transition Times BA Figure 3: Propagation Delay and Transition Times AB Figure 4: Propagation Delay Figure 5: Test Circuit RL=Load resistor: 1.35kΩ on port B; 167Ω on port A(0.8V to 2.7V) and 450Ω on port A (3.0V to 5.5V) CL = Load capacitance includes jig and probe capacitance: 57pF RT = Termination resistance should be equal to Z of pulse generators |
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