STLC5464 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STLC5464

MULTI-HDLC WITH n x 64 SWITCHING MATRIX ASSOCIATED

STMicroelectronics 

STLC5464

III - FUNCTIONAL DESCRIPTION (continued)

Figure 5 : Variable Delay through the matrix with ITDM = 1

1) Ca s e : If OTS y > ITS x + 2, the n Va ria ble De la y is : OTS y - ITSx Time S lots

F ra me n

Inpu t ITS0

Fra m e

ITS x ITS x+1 ITSx+2

ITS31 ITS0

Fra me n + 1

ITS 31

Outpu t OTS 0

Fra m e

y>x+2

Variable De lay

(OTS y - ITSx)

OTS y

2) Ca s e : If ITS x ≤ OTS y ≤ ITS x + 2, the n Variab le De la y is : O TS y - ITS x + 32 Tim eS lots

F ra me n

Fra me n + 1

Inpu t ITS0

Fra m e

ITS x ITS x+1 ITSx+2

ITS31 ITS0 ITSx

OTS 31

ITS 31

Outpu t OTS 0

Fra m e

x≤y≤x+2

OTS y

32 Time S lots

Va riable De lay : OTS y - ITSx + 32 Time S lots

OTS y

OTS 31

3) Ca s e : If OTS y < ITS x, the n Va ria ble De lay is : 32 - (ITSx - OTS y) Tim eS lots

F ra me n

Inpu t ITS0

Fra m e

ITS x

ITS31 ITS0

Fra me n + 1

ITS x

ITS 31

Outpu t OTS 0

Fra m e

y<x

OTS y

OTS y

Variable De lay : 32 - (ITSx - OTS y) Time S lots

32 TimeS lots

OTS 31

18/83

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