參數(shù)資料
型號(hào): MT90500
廠商: Mitel Networks Corporation
英文描述: Multi-Channel ATM AAL1 SAR
中文描述: 多通道自動(dòng)柜員機(jī)AAL1特區(qū)
文件頁數(shù): 114/159頁
文件大?。?/td> 514K
代理商: MT90500
MT90500
114
6.2
AC Characteristics
6.2.1
Main TDM Bus
Table 77 - Main TDM Bus Output Clock Parameters
Characteristic
Sym
Min
Typ
Max
Units
Test Conditions
Clock Skew
- CLKx2PO falling to CLKx1 change
t
SK
10
ns
C
L
= 50 pF
20
ns
C
L
= 200 pF
CLKx2PO - Output Clock Period
2.048 Mbps bus (4.096 MHz clock)
4.096 Mbps bus (8.192 MHz clock)
8.192 Mbps bus (16.384 MHz clock)
t
Cx2P
244
122
61
ns
ns
ns
CLKx2PO Pulse Width (HIGH / LOW)
2.048 Mbps bus (4.096 MHz clock)
4.096 Mbps bus (8.192 MHz clock)
8.192 Mbps bus (16.384 MHz clock)
t
Cx2H/L
118
57
26.5
122
61
30.5
126
65
34.5
ns
ns
ns
16.39 MHz (61 ns) input
clock with 50/50 duty
cycle
.
CLKx1 - Output Clock Period
2.048 Mbps
4.096 Mbps
8.192 Mbps
t
Cx1P
488
244
122
ns
ns
ns
CLKx1 Pulse Width (HIGH / LOW)
2.048 Mbps
4.096 Mbps
8.192 Mbps
t
Cx1H/L
240
118
57
244
122
61
248
126
65
ns
ns
ns
16.39 MHz (61 ns) input
clock
.
Frame Pulse Width
Positive Frame Pulse - 2.048 Mbps
Negative Frame Pulse - 2.048 Mbps
Positive Frame Pulse - 4.096 Mbps
Negative Frame Pulse - 4.096 Mbps
Positive Frame Pulse - 8.192 Mbps
Negative Frame Pulse - 8.192 Mbps
t
FPW
488
244
244
122
122
61
ns
ns
ns
ns
ns
ns
16.39 MHz (61 ns) input
clock
.
Frame Pulse Delay
Positive: CLKx2PO falling to FSYNC rising
Negative: CLKx2PO rising to FSYNC falling
t
FPD
0
-2
10
20
ns
ns
C
L
= 50 pF
C
L
= 200 pF
0
-2
10
20
ns
ns
C
L
= 50 pF
C
L
= 200 pF
V
TT
CLKx2PO
STi/o
V
TT
Figure 39 - Nominal TDM Bus Timing
CLKx1
Bit 0, Last Channel
Bit 1, Last Channel
V
TT
Bit 6, Channel 0
Bit 7, Channel 0
FSYNC (neg.)
V
TT
V
TT
FSYNC (pos.)
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