Datasheet

MAX4670
Integrated T1/E1/J1 Short-Haul and
Long-Haul Protection Switch
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COM1
COM2
U1
1:1
U1
1:1
U2
1:1
NC1
NO1
NC2
NO2
LINE CARD 1
RTIP
RRING
LIU R
X
COM7
COM8
NC7
NO7
NC8
NO8
LINE CARD 2
RTIP
RRING
LIU R
X
COM7
COM8
NC7
NO7
NC8
NO8
LINE CARD 3
RTIP
RRING
LIU R
X
BACKUP LINE CARD
RTIP
RRING
LIU R
X
PROTECTION SWITCHING CARD PROTECTION BUS
Rr
Rr
Rr
Rr
Rr
Rr
Figure 7. Switching-Card-Architecture Receive Path
RECEIVE PATH