mt90823ap1 Zarlink Semiconductor, mt90823ap1 Datasheet - Page 34

• Manufacturer Part Number: mt90823ap1
• Description: 2048 X 2048 Channels Selectable Rate 2, 4, 8 Mbps 3.3 V Non-blocking Large Digital Switch Ldx
• Manufacturer: Zarlink Semiconductor

Note:
1. High Impedance is measured by pulling to the appropriate rail with R
Figure 13 - WFP Bus Timing for High Speed Serial Interface (8.192 Mb/s), when WFPS pin = 1
16.384MHz
4.096MHz
F0i
CLK
STo
STi
Note 1:
HCLK
2 Mb/s mode, last channel = ch 31,
4 Mb/s mode, last channel = ch 63,
8 Mb/s mode, last channel = ch 127
CLK
STo
STi
F0i
Figure 12 - GCI Timing at 2.048 Mb/s and High Speed Serial Interface
Bit 7, Last Ch (Note1)
Bit 7, Last Ch (Note1)
Bit 1, Ch 127
Bit 1, Ch 127
at 4.096 Mb/s or 8.192 Mb/s, when WFPS pin = 0
t
FPS
t
t
SOD
HFPS
t
FPW
Bit 0, Ch 127
t
FPH
Bit 0, Channel 0
Bit 0, Ch 127
t
SIS
t
DIF
Bit 0, Channel 0
t
HFPW
Zarlink Semiconductor Inc.
t
CP
t
t
MT90823
SIH
SOD
Bit 7, Ch 0
t
SIS
Bit 7, Ch 0
t
HCL
34
t
HFPH
Bit 1, Channel 0
L
t
CP
, with timing corrected to cancel time taken to discharge C
Bit 1, Channel 0
t
t
Hr
SIH
Bit 6, Ch 0
Bit 6, Ch 0
t
CH
t
CH
t
HCP
t
Bit 2, Channel 0
HCH
Bit 5, Ch 0
Bit 2, Channel 0
Bit 5, Ch 0
t
Hf
t
CL
t
CL
Bit 4, Ch 0
Bit 4, Ch 0
t
r
t
r
t
t
f
f
V
V
V
V
V
V
Data Sheet
CT
CT
HM
CT
LM
CT
V
V
V
V
V
V
V
CT
HM
CT
LM
CT
CT
CT
L
.