MT8980D 데이터 시트보기 (PDF) - Zarlink Semiconductor Inc
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MT8980D Datasheet PDF : 20 Pages
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MT8980D
Data Sheet
Controlling
Micro-
Processor
Speech
Switch
-
8980
Control &
Signalling
-
8980
8
STi0-7
8
STo0-7
STo0-7
8
STi0-7
8
Line Interface Circuit
with Codec (e.g. 8964)
•
•
•
Repeated for Lines
2 to 255
Line 1
•
•
•
Repeated for Lines
2 to 255
Line Interface Circuit
with Codec (e.g.8964)
Line 256
Figure 8 - Example Architecture of a Simple Digital Switching System
IN 0/7
8980
#1
STi0/7 STo0/7
OUT 0/7
8980
#2
STi0/7 STo0/7
OUT 8/15
IN 8/15
8980
#3
STi0/7 STo0/7
8980
#4
STi0/7 STo0/7
Figure 9 - Four 8980s Arranged in a Non-Blocking 16 x 16 Configuration
9
Zarlink Semiconductor Inc.
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