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VSC8541XMV-05 데이터시트(PDF) 86 Page - Microchip Technology |
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VSC8541XMV-05 데이터시트(HTML) 86 Page - Microchip Technology |
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86 / 101 page ![]() Electrical Specifications VMDS-10513 VSC8541-02 Datasheet Revision 4.1 77 Figure 34 • Serial Management Interface Timing 5.2.15 Reset Timing This section contains the AC specifications that apply to device reset functionality. The signal applied to the NRESET input must comply with the specifications listed in the following table. 5.3 Operating Conditions The following table shows the recommended operating conditions for the VSC8541-02 device. Table 114 • Reset Timing AC Characteristics Parameter Symbol Minimum Typical Maximum Unit NRESET assertion time after power supplies and clock stabilize tW 2ms Recovery time from reset inactive to device fully active tREC 15 ms NRESET pulse width tW(RL) 100 ns Wait time between NRESET de-assert and access of the SMI interface tWAIT 15 ms Table 115 • Recommended Operating Conditions Parameter Symbol Minimum Typical Maximum Unit Power supply voltage for core supply VDD1 0.95 1.00 1.05 V Power supply voltage for analog circuits VDD1A 0.95 1.00 1.05 V 2.5 V power supply voltage for analog circuits VDD25A 2.38 2.5 2.62 V 2.5 V power supply voltage for VDDMAC, VDDIO, and VDDMDIO V25 2.38 2.5 2.62 V 3.3 V power supply voltage for VDDMAC, VDDIO, and VDDMDIO V33 3.135 3.3 3.465 V 1.8 V power supply voltage for VDDMAC and VDDMDIO V18 1.71 1.8 1.89 V 1.5 V power supply voltage for VDDMAC and VDDMDIO V15 1.425 1.5 1.575 V 1.2 V power supply voltage for VDDMDIO V12 1.14 1.2 1.26 V VSC8541-02 operating temperature1 T 0 125 °C VSC8541-05 operating temperature1 T –40 125 °C tCYC tWL tWH tSU tH tCO Data Data MDIO (read) MDIO (write) MDC |
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