MT90810
Preliminary Information
AC Electrical Characteristics - GCI Timing
Characteristics
Clock Period
Sym
Min.
Typ.
Max. Units
Test Conditions
1
2
tCK
232
110
244
122
256
134
ns
ns
Load Cap = 200pF for all
timing
Clock High/Low Width
tCH,
tCL
3
4
5
6
7
Frame Setup
Frame Hold
tFRS
tFRH
tPD
50
50
150
150
30
ns
ns
ns
ns
ns
Clock Edge to Data Valid
Data Setup
tLDS
tLDH
30
10
Data Hold
FRAME
CLK4
FSC
DCL
GCI
device
FMIC
LDO
LDI
DU/DD
DU/DD
Figure 19 - FMIC to GCI Connections
See Detail a
CLK4/
DCL
Note: FE=0
FRAME/
FSC
Ch. 31
Bit 7
Ch. 0
Bit 3
Ch. 0
Bit 2
Ch. 0
Bit 0
Ch. 0
Bit 1
DU/DD
Note: bit 0 identifies the most significant bit
tCK
tCH
tCL
2.0V
0.8V
DCL
FSC
2.0V
0.8V
tFRS
tFRH
LDO/
DU/DD
2.0V
0.8V
tLDH
tPD
tLDS
LDI/
DU/DD
2.0V
0.8V
Detail a
Figure 20 - GCI Timing
2-172
MITEL [ MITEL NETWORKS CORPORATION ]
