mt90520 Zarlink Semiconductor, mt90520 Datasheet - Page 160

• Manufacturer Part Number: mt90520
• Description: 8-port Primary Rate Circuit Emulation Aal1 Sar
• Manufacturer: Zarlink Semiconductor

Frame Pulse Width
Frame Pulse Delay
Data Delay - Clock to Data Change
Data Delay - Clock to Data Valid
Drive to High-Z
High-Z to Drive
Note: In Generic format, both clock polarity and pulse polarity are programmable. Data can be driven out either on the
falling edge or the rising edge of the clock. The frame pulse can have either positive or negative polarity.
SToMF/F0
SToCLK or C4M/C2M
2.048 MHz
DSTo/CSTo
SToCLK rising to SToMF change (Generic)
SToCLK falling to SToMF change (ST-BUS or Generic)
C4M/C2M rising to F0 change (Generic)
C4M/C2M falling to F0 change (ST-BUS or Generic)
1.544 Mbps (Generic)
2.048 Mbps (Generic)
2.048 Mbps (ST-BUS)
SToCLK/C4M/C2M rising to DSTo or CSTo change (Generic)
SToCLK/C4M/C2M falling to DSTo or CSTo change (ST-BUS
or Generic)
SToCLK/C4M/C2M rising to DSTo or CSTo valid (Generic)
SToCLK/C4M/C2M falling to DSTo or CSTo valid (ST-BUS or
Generic)
SToCLK/C4M/C2M rising to DSTo or CSTo HIGH-Z (Generic)
SToCLK/C4M/C2M falling to DSTo or CSTo HIGH-Z (ST-BUS
or Generic)
SToCLK/C4M/C2M rising and DSTo or CSTo HIGH-Z to DSTo
or CSTo change (Generic)
SToCLK/C4M/C2M falling and DSTo or CSTo HIGH-Z to DSTo
or CSTo change (ST-BUS or Generic)
Characteristic
Characteristic
Bit 0, Last Channel
Figure 58 - TDM Bus Output Clocking Parameters - Generic
Table 96 - TDM Bus Output Clock Parameters
t
FPD
Table 97 - TDM Bus Data Output Parameters
Bit 7, Channel 0
t
FPW
Zarlink Semiconductor Inc.
t
SODV
MT90520
160
t
t
t
Sym.
t
SODX
SODV
SODZ
SOZX
Sym.
Bit 6, Channel 0
t
t
FPW
FPD
Min.
5
5
5
5
5
5
Min.
0
0
4
4
Typ.
t
Typ.
648
488
244
SToCK
Bit 5, Channel 0
Max.
Max.
40
40
10
10
40
40
40
40
40
40
t
SToCKH
Units
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Bit 4, Channel 0
t
SToCKL
Test Conditions
C
C
C
C
C
C
C
C
C
C
C
C
Test Conditions
L
L
L
L
L
L
L
L
L
L
L
L
= 30 pF
= 30 pF
= 200 pF
= 200 pF
Data Sheet
= 30 pF
= 30 pF
= 30 pF
= 30 pF
= 30 pF
= 30 pF
= 30 pF
= 30 pF
V
V
V
TT
TT
TT