MT90820AP1 Zarlink, MT90820AP1 Datasheet - Page 30

• Manufacturer Part Number: MT90820AP1
• Description: PB FREE LARGE DIGITAL SWITCH
• Manufacturer: Zarlink

Note 1:
Figure 12 - WFP Bus Timing for High Speed Serial Interface (8.192Mb/s), when WFPS pin = 1
16.384MHz
High Impedance is measured by pulling to the appropriate rail with R
C
4.096MHz
L
.
HCLK
CLK
STo
STi
F0i
Bit 1, Ch 127
Bit 1, Ch 127
(ST-BUS or)
(GCI mode)
(WFPS mode)
Figure 13 - Serial Output and External Control
CSTo
CLK
CLK
STo
STo
t
HFPS
Bit 0, Ch 127
Bit 0, Ch 127
t
DIF
Valid Data
t
HFPW
Zarlink Semiconductor Inc.
HiZ
t
MT90820
SOD
Bit 7, Ch 0
t
SIS
Bit 7, Ch 0
t
DZ
t
t
HCL
ZD
30
t
HFPH
t
XCD
t
CP
t
t
Hr
SIH
Bit 6, Ch 0
Valid Data
HiZ
Bit 6, Ch 0
V
V
L
, with timing corrected to cancel time taken to discharge
TT
TT
t
CH
t
HCP
t
HCH
Bit 5, Ch 0
V
V
V
TT
TT
Bit 5, Ch 0
TT
t
Hf
t
CL
Bit 4, Ch 0
Bit 4, Ch 0
t
r
t
f
Data Sheet
V
V
V
V
V
V
V
TT
HM
TT
LM
TT
TT
TT