MT90812 Mitel Networks Corporation, MT90812 Datasheet - Page 90
MT90812
Manufacturer Part Number
MT90812
Description
Integrated Digital Switch (IDX)
Manufacturer
Mitel Networks Corporation
Datasheet
1.MT90812.pdf
(105 pages)
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MT90812
* Clock Rate/Data Rate=1, however the incoming data is clocked with the PLL generated clock at 3 quarters into the bit cell.
Notes: 1. CMOS output 2. TTL input
86
EBUS 8Mb/s
FP
CLK
STo/EST0
STi/EST1
Data Rate
TDM and
2
2
Figure 40 - ST-BUS Timing for Local TDM Bus at 2.048 Mb/s and Expansion Bus Interface at
2
1
V
V
V
V
V
V
H
H
H
L
L
L
2.048 Mb/s, 4.096 Mb/s and 8.192 Mb/s (8.192 Mb/s with 16.384 MHz clock)
Control Mode
C8/F8, C8P
C8/F8, C8P,
C8/F8, C8P
C16/HMVIP
C8/F8, C8P,
C16/F8
Clock
C4/F4
C16
C16
C16
t
FPS
t
FPW
t
Table 22 - Timing References for TDM Streams
stod
t
FPH
PCS
X
0
0
1
0
0
0
1
PC0S
t
stis
X
0
0
1
0
0
0
1
t
ClkH
t
stih
(Output)
(Output)
(Output)
(Input)
(Input)
(Input)
(Input)
(Input)
t
CLK
C16
C16
C16
ClkP
C8
C8
C8
C8
C8
t
ClkL
(Output)
(Output)
(Output)
(Input)
(Input)
(Input)
(Input)
(Input)
FP
F8
F8
F8
F8
F8
F8
F4
F8
V
V
V
V
TT
TT
CT
TT
CLK Rate/
Data Rate
1*
1*
2
4
2
1
2
2
* FP
= F4o for Local or EBUS
TDM at 2Mb/s
= F8 for EBUS at 4 and 8
Mb/s
**Clk
= C4o, Local or EBUS
TDM at 2Mb/s
= C8/16 for EBUS at 4 and
8 Mb/s
Refer to Timing References
for TDM Streams and
Table 22 on page 85.
Advance Information
Fig. 40 (ST-Bus) & Fig. 41
Fig. 40 (ST-Bus) & Fig. 41
Fig. 40 (ST-Bus) & Fig. 41
Fig. 42 (ST-Bus) & Fig. 43
Fig. 42 (ST-Bus) & Fig. 43
Fig. 40 (ST-Bus) & Fig. 41
Fig. 40 (ST-Bus) & Fig. 41
Timing Diagram
CLK shown as C8
Fig. 44 (HMVIP)
(GCI)
(GCI)
(GCI)
(GCI)
(GCI)
(GCI)
(GCI)
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