UPSD3212C, UPSD3212CV
Figure 73. Peripheral I/O READ Timing
ALE
ADDRESS
DATA VALID
A/D BUS
t
(PA)
(PA)
AVQV
t
SLQV
CSI
RD
t
(PA)
RLQV
t
(PA)
RHQZ
t
(PA)
DVQV
DATA ON PORT A
AI06610
Table 108. Port A Peripheral Data Mode READ Timing (5V Devices)
Turbo
Symbol
Parameter
Conditions
Min
Max
Unit
Off
+ 10
+ 10
Address Valid to Data
t
37
ns
AVQV–PA
(Note 1)
Valid
t
t
t
t
CSI Valid to Data Valid
27
32
22
23
ns
ns
ns
ns
SLQV–PA
RLQV–PA
DVQV–PA
RHQZ–PA
RD to Data Valid
(Note 2)
Data In to Data Out Valid
RD to Data High-Z
Note: 1. Any input used to select Port A Data Peripheral Mode.
2. Data is already stable on Port A.
Table 109. Port A Peripheral Data Mode READ Timing (3V Devices)
Turbo
Off
Symbol
Parameter
Conditions
Min
Max
Unit
t
t
t
t
t
Address Valid to Data Valid
CSI Valid to Data Valid
RD to Data Valid
50
37
45
38
36
+ 20
+ 20
ns
ns
ns
ns
ns
AVQV–PA
SLQV–PA
RLQV–PA
DVQV–PA
RHQZ–PA
(Note 1)
(Note 2)
Data In to Data Out Valid
RD to Data High-Z
Note: 1. Any input used to select Port A Data Peripheral Mode.
2. Data is already stable on Port A.
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