PRIXP425BD datasheet(92/112 Pages) INTEL

Numer części	PRIXP425BD

Szczegółowy opis	Intel짰 IXP42X Product Line of Network Processors and IXC1100 Control Plane Processor

PDF	112 Pages

Scroll/Zoom	100%

Producent	INTEL [Intel Corporation]

Strona internetowa	http://www.intel.com

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Intel® IXP42X Product Line and IXC1100 Control Plane Processor

Electrical Specifications

Datasheet

NOTE:

1. This parameter is not tested and is guaranteed by design.

5.5.2.6

SDRAM Bus

Table 49.

MDIO Timings Values

Symbol

Parameter

Min.

Max.

Units

Notes

ETH_MDIO, clock to output timing with respect to

rising edge of ETH_MDC clock

ETH_MDC/2

+ 10 ns

ETH_MDIO output hold timing after the rising

edge of ETH_MDC clock

ETH_MDIO input setup prior to rising edge of

ETH_MDC clock

ETH_MDIO hold time after the rising edge of

ETH_MDC clock

ETH_MDC clock period

125

500

Figure 23.

SDRAM Input Timings

Table 50.

SDRAM Input Timings Values

Symbol

Parameter

Min.

Max.

Units

Notes

Tsetup

Input setup prior to rising edge of clock. Inputs

included in this timing are SDM_DQ[31:0] (during

a read operation).

1.4

Thold

Input hold time after the rising edge of the clock.

Inputs included in this timing are SDM_DQ[31:0]

(during a read operation).

1.5

Tsetup

Thold

Clock

Signals

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