MT9079 Mitel Semiconductor, MT9079 Datasheet - Page 49

• Manufacturer Part Number: MT9079
• Description: CMOS ST-BUS FAMILY Advanced Controller for E1
• Manufacturer: Mitel Semiconductor

AC Electrical Characteristics - ST-BUS Timing
AC Electrical Characteristics - Multiframe Timing
1
2
3
4
5
6
7
ST-BUS Bit
Stream
F0i
C2i
All Input
Streams
All Output
Streams
1
2
3
4
C4i
C2i Clock Width High or Low
C4i Clock Width High or Low
Frame Pulse Setup
Frame Pulse Low
Serial Input Setup
Serial Input Hold
Serial Output Delay
Receive Multiframe Output Delay
Transmit Multiframe Setup
Transmit Multiframe Hold
Multiframe to C2 Setup
Characteristic
Characteristic
Channel 31, Bit 0
t
SOD
t
FPS
t
FPL
Figure 22 - ST-BUS Timing Diagram
Sym
Sym
t
Channel 0, Bit 7
t
t
t
t
t
t
t
t
MOD
t
t
SOD
MH2
FPS
FPL
SIS
SIH
2W
4W
MS
MH
t
SIH
Min
Min
200
100
85
10
20
20
30
50
5
t
SIS
Typ
Typ
t
Channel 0, Bit 6
2W
Max
Max
258
159
75
75
*
t
4W
t
2W
t
Units
Units
4W
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
C4i clock period = 244 ns
C2i clock period = 458 ns
150pF
150pF
* 256 C2 periods -100nsec
Conditions/Notes
Conditions/Notes
MT9079
V
V
V
V
V
TT
TT
TT
TT
TT,
V
CT
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