MT90863 Datasheet, PDF (27/35 Pages) Mitel Networks Corporation – 3V Rate Conversion Digital Switch

Advance Information
MT90863
AC Electrical Characteristics - Frame Pulse and CLK
Characteristic
Sym Min Typ Max
1 Frame pulse width
t_FPW
60
2 Frame Pulse Setup time before
t_FPS
10
C16i falling
3 Frame Pulse Hold Time from C16i t_FPH
falling
4 C16i Period
5 C16i Pulse Width High
6 C16i Pulse Width Low
7 Clock Rise/Fall Time
8 FPo Frame pulse output width
9 FPo Frame Pulse output setup
time before C4o falling
t_CP
t_CH
t_CL
t_r, t_f
t_FPOW
t_FPOS
10
10 FPo Frame Pulse output Hold
Time from C4o falling
t_FPOH
20
11 C4o Period
t_C4OP
12 C4o Pulse Width High
t_C40H
13 C4o Pulse Width Low
t_C40L
14 CT frame pulse width
t_CFPW
15 CT Frame Pulse Setup Time
before C8i rising
t_CFPS
45
16 CT Frame Pulse Hold Time from t_CFPH 45
C8i rising
17 C8i Period
t_HCP
18 C8i Pulse Width High
t_HCH
19 C8i Pulse Width Low
t_HCL
20 HMVIP frame pulse width
t_HFPW
21 Frame Pulse Setup Time before
t_HFPS
50
C4i falling
22 Frame Pulse Hold Time from C4i t_HFPH 50
falling
10
60
30
30
10
244
150
10 150
244
122
122
122
90
90
122
61
61
244
150
150
23 C4i Period
t_HCP
244
24 C4i Pulse Width High
t_HCH
122
25 C4i Pulse Width Low
t_HCL
122
26 C4i/C8i Rise/Fall Time
t_Hr, t_Hf
10
27 Delay between falling edge of C4i/ t_DIF -10
10
C8i and rising edge of C16i
28 Delay between falling edge of C16i t_DC4O -10
10
and falling edge of C4o
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Notes
ST-BUS mode
ST-BUS, CT Bus
or HMVIP mode
CT Bus mode
HMVIP mode
HMVIP or CT Bus mode
27