PEB2466 Просмотр технического описания (PDF) - Siemens AG

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PEB2466

Four Channel Codec Filter with PCM- and µ-Controller Interface SICOFI®4-µC

Siemens AG 

PEB 2466

Functional Description

125 µs

FSC

PCLK

Time-Slot 0 1 2 3

DRA

DXA

High ’Z’

Time-Slot 31

High ’Z’

TCA

Detail A

ITD07259

Figure 6

Example for 2048 kbit/s, Single Clock Operation, only Highway A used

FSC

PCLK

Clock 0 1 2 3 4 5 6 7

DRA

Voice Data

Bit 7 6 5 4 3 2 1 0

High ’Z’

DXA

Voice Data

TCA

High ’Z’

ITD07260

Figure 7

Detail A

For special purposes the DRA/B and DXA/B pins may be strapped together, and form

bi-directional data-‘pin’ (like SIP with the SLD-bus).

Semiconductor Group

21

02.97

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