mh89760b Mitel, mh89760b Datasheet - Page 30

• Manufacturer Part Number: mh89760b
• Description: St-bus? Family T1/esf Framer & Interface
• Manufacturer: Mitel

MH89760B
† Timing is over recommended temperature & power supply voltage ranges.
‡ Typical figures are at 25 C and are for design aid only; not guaranteed and not subject to production testing.
4-84
AC Electrical Characteristics
1
2
3
4
5
6
7
8
E1.5o
E8Ko
C2i
XCtl
Received
DS1 Bits
External Control Delay
External Status Setup Time
External Status Hold Time
8 kHz Output Delay
8 kHz Output Low Width
8 kHz Output High Width
8 kHz Rise Time
8 kHz Fall Time
V
V
V
2.4V
0.4V
2.0V
0.8V
OH
V
OL
OH
OL
Bit 0 Channel 15 and Bit 7 and Channel 16
ST-BUS Bit Cell Boundary Between
Figure 23 - XCtl Timing
Parameters
Channel 2
t
8OD
Bit 1
t
XCD
†
- XCtl, XSt, & E8Ko (Figures 23, 24, & 25)
t
8F
Sym
Figure 25 - E8Ko Timing
t
t
t
t
t
t
XCD
XSS
XSH
8OD
8OL
8OH
t
t
8R
8F
Min
t
8OL
Channel 17
t
8OD
Typ
Bit 2
C2i
XSt
78
47
‡
2.0V
0.8V
2.0V
0.8V
Max
140
100
400
150
10
10
Bit 2 Channel 30 and Bit 1 Channel 30
t
ST-BUS Bit Cell Boundary Between
8R
Figure 24 - XSt Timing
Units
ns
ns
ns
ns
ns
ns
s
s
Preliminary Information
t
8OH
t
XSS
Test Conditions
Channel 2
t
8OD
Bit 1
t
XSH
t
8F