XRS10L120_09 Datasheet, PDF (18/36 Pages) Exar Corporation – SERIAL ATA II: PORT MULTIPLIER

EXSTOR XRS10L120
SERIAL ATA II: PORT MULTIPLIER
FIGURE 15. REPRESENTATIVE MDIO CIRCUIT
REV. 1.06
2.5V/3.3V
Pin
To other MDIO Devices
Open Drain
Driver
Representative MDIO Read and Write waveforms are shown in Figure 16. The XRS10L120 samples MDIO on
the rising edge of MDC for input and drives MDIO after the rising edge of MDC for output. Note that setup,
hold, and output timings are defined from the maximum vIL and minimum VIH levels.
FIGURE 16. MDIO INPUT AND OUTPUT WAVEFORMS
Values for MDIO parameters are shown in Table 5
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