Intel IXF1104 manual 7.12LED AC Timing Specification, Datasheet

Models: IXF1104

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7.12LED AC Timing Specification

IXF1104 4-Port Gigabit Ethernet Media Access Controller

7.12LED AC Timing Specification

Figure 52 and Table 58 provide the LED AC timing specifications.

Figure 52. LED AC Interface Timing

 

Tcyc

LED_CLK

Tlow

 

 

Thi

 

Tdatd

LED_DATA

 

 

Thatl

 

Tlath

LED_LATCH

 

Table 58. LED Interface AC Timing Parameters

Symbol

Parameter

Min

Max

Units

 

 

 

 

 

Tcyc

LED_CLK cycle time

1.36

1.40

ms

 

 

 

 

 

Thi

LED_CLK High time

680

700

µs

 

 

 

 

 

Tlow

LED_CLK low time

680

700

µs

 

 

 

 

 

Tdatd

LED_CLK falling edge to LED_DATA valid

2

5

ns

 

 

 

 

 

Tlath

LED_CLK rising edge to LED_LATCH rising edge

690

700

µs

 

 

 

 

 

Tlatl

LED_CLK falling edge to LED_LATCH falling edge

690

700

µs

 

 

 

 

 

Datasheet

153

Document Number: 278757

Revision Number: 007

Revision Date: March 25, 2004

Page 153
Image 153
Intel IXF1104 manual 7.12LED AC Timing Specification, Datasheet