at91sam9263 ATMEL Corporation, at91sam9263 Datasheet - Page 1009

• Manufacturer Part Number: at91sam9263
• Description: At91 Arm Thumb Microcontrollers
• Manufacturer: ATMEL Corporation

Table 46-23. SMC Write NCS Controlled (WRITE_MODE = 0)
6249D–ATARM–20-Dec-07
Symbol
SMC
SMC
SMC
SMC
SMC
SMC
22
23
24
25
26
27
Parameter
VDDIOM supply
VDDCORE supply
Data Out Valid before NCS High
NCS Pulse Width
NBS0/A0 NBS1, NBS2/A1, NBS3,
A2 - A25 valid before NCS low
NWE low before NCS high
NCS High to Data Out, NBS0/A0,
NBS1, NBS2/A1, NBS3, A2 - A25,
change
NCS High to NWE Inactive
(ncs wr setup -
ncs wr pulse *
ncs wr pulse *
ncs wr setup *
(ncs wr hold -
ncs wr hold *
nwe setup +
t
t
t
t
t
ncs pulse)*
t
nwe hold )*
CPMCK
CPMCK
CPMCK
CPMCK
CPMCK
CPMCK
1.08V
- 0.2
- 1.1
- 3.2
- 2.6
- 1.1
- 3.0
1.8V
(ncs wr setup -
ncs wr pulse *
ncs wr pulse *
ncs wr setup *
(ncs wr hold -
ncs wr hold *
nwe setup +
t
t
t
t
t
ncs pulse)*
t
nwe hold )*
CPMCK
CPMCK
CPMCK
CPMCK
CPMCK
CPMCK
1.2V
AT91SAM9263 Preliminary
- 0.2
- 0.8
- 2.7
- 1.7
- 0.8
- 2.3
Min
(ncs wr setup -
ncs wr pulse *
ncs wr pulse *
ncs wr setup *
(ncs wr hold -
ncs wr hold *
nwe setup +
t
t
t
t
t
t
ncs pulse)*
nwe hold )*
CPMCK
CPMCK
CPMCK
CPMCK
CPMCK
CPMCK
1.08V
- 0.5
- 1.5
- 3.4
- 2.8
- 1.5
- 3.2
3.3V
(ncs wr setup -
ncs wr pulse *
ncs wr pulse *
ncs wr setup *
(ncs wr hold -
ncs wr hold *
nwe setup +
t
t
t
t
t
nwe hold )*
t
ncs pulse)*
CPMCK
CPMCK
CPMCK
CPMCK
CPMCK
CPMCK
1.2V
- 0.4
- 1.2
- 2.8
- 2.0
- 1.2
- 2.5
Units
Units
ns
ns
ns
ns
ns
ns
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