MT8977 Mitel Networks Corporation, MT8977 Datasheet - Page 4

• Manufacturer Part Number: MT8977
• Description: ISO-CMOS ST-BUS FAMILY T1/ESF Framer Circuit
• Manufacturer: Mitel Networks Corporation

MT8977
Functional Timing Diagrams
4-102
C2i
DSTi
DSTo
CSTi0/CSTi1
CSTo
C1.5i
INT DATA
TxA
TxB
DS1 AMI
LINE SIGNAL
E1.5i
INT DATA
DS1 AMI
LINE SIGNAL
RxA
RxB
RxD
E8Ko
ISO-CMOS
7
7
1
6
6
1
5
5
0
4
4
Figure 5 - DS1 Transmit Timing
Figure 4 - DS1 Receive Timing
3
0
3
Figure 3 - ST-BUS Timing
2
2
1
1
1
1
125 Sec
125 Sec
0
0
•
•
0
•
•
1
•
•
•
•
Preliminary Information
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7
7