Datasheet

SAM9263 [DATASHEET]
Atmel-6249N-ATARM-SAM9263-Datasheet_14-Mar-16
1036
46.9.3 EBI 1 Timings
46.9.3.1 Read Timings
Table 46-21. SMC Write NCS Controlled (WRITE_MODE = 0)
Symbol
Parameter Min Unit
VDDIOM supply 1.8V 3.3V Unit
VDDCORE supply 1.08V 1.3V 1.08V 1.3V
SMC
22
Data Out Valid before NCS High
ncs wr pulse *
t
CPMCK
- 0.6
ncs wr pulse *
t
CPMCK
- 0.3
ncs wr pulse *
t
CPMCK
- 0.9
ncs wr pulse *
t
CPMCK
- 0.5
ns
SMC
23
NCS Pulse Width
ncs wr pulse *
t
CPMCK
- 0.5
ncs wr pulse *
t
CPMCK
- 0.4
ncs wr pulse *
t
CPMCK
- 0.9
ncs wr pulse *
t
CPMCK
- 0.8
ns
SMC
24
NBS0/A0 NBS1, NBS2/A1, NBS3,
A2–A25 valid before NCS low
ncs wr setup *
t
CPMCK
- 0.8
ncs wr setup *
t
CPMCK
- 0.6
ncs wr setup *
t
CPMCK
- 1.1
ncs wr setup *
t
CPMCK
- 0.9
ns
SMC
25
NWE low before NCS high
(ncs wr setup -
nwe setup + ncs
pulse) * t
CPMCK
-
0.7
(ncs wr setup -
nwe setup + ncs
pulse) * t
CPMCK
-
0.6
(ncs wr setup -
nwe setup + ncs
pulse) * t
CPMCK
-
1.1
(ncs wr setup -
nwe setup + ncs
pulse) * t
CPMCK
-
0.9
ns
SMC
26
NCS High to Data Out, NBS0/A0,
NBS1, NBS2/A1, NBS3, A2–A25,
change
ncs wr hold *
t
CPMCK
- 3.2
ncs wr hold *
t
CPMCK
- 2.8
ncs wr hold *
t
CPMCK
- 3.4
ncs wr hold *
t
CPMCK
- 2.9
ns
SMC
27
NCS High to NWE Inactive
(ncs wr hold - nwe
hold) * t
CPMCK
- 1.1
(ncs wr hold - nwe
hold) * t
CPMCK
- 0.9
(ncs wr hold - nwe
hold) * t
CPMCK
- 1.1
(ncs wr hold - nwe
hold) * t
CPMCK
- 0.9
ns
Table 46-22. SMC Read Signals - NRD Controlled (READ_MODE = 1)
Symbol
Parameter Min
Unit
VDDIOM supply 1.8V 3.3V
VDDCORE supply 1.08V 1.3V 1.08V 1.3V
NO HOLD SETTINGS (nrd hold = 0)
SMC
1
Data Setup before NRD High 15.2 12.0 14.6 11.5 ns
SMC
2
Data Hold after NRD High -3.2 -3.2 -3.0 -3.0 ns
HOLD SETTINGS (nrd hold ≠ 0)
SMC
3
Data Setup before NRD High 11.6 9.4 11.0 8.9 ns
SMC
4
Data Hold after NRD High -2.9 -2.9 -2.6 -2.6 ns
HOLD or NO HOLD SETTINGS (nrd hold ≠ 0, nrd hold = 0)
SMC
5
NBS0/A0, NBS1, NBS2/A1,
NBS3, A2–A25 Valid before NRD
High
(nrd setup + nrd
pulse) * t
CPMCK
-
2.7
(nrd setup + nrd
pulse) * t
CPMCK
-
2.0
(nrd setup + nrd
pulse) * t
CPMCK
-
3.1
(nrd setup + nrd
pulse) * t
CPMCK
-
2.4
ns
SMC
6
NCS low before NRD High
(nrd setup + nrd
pulse - ncs rd
setup) * t
CPMCK
-
1.6
(nrd setup + nrd
pulse - ncs rd
setup) * t
CPMCK
-
1.2
(nrd setup + nrd
pulse - ncs rd
setup) * t
CPMCK
-
2.0
(nrd setup + nrd
pulse - ncs rd
setup) * t
CPMCK
-
1.5
ns
SMC
7
NRD Pulse Width nrd pulse * t
CPMCK
nrd pulse * t
CPMCK
nrd pulse * t
CPMCK
- 0.1
nrd pulse * t
CPMCK
- 0.1
ns