Datasheet

SAM9261 [DATASHEET]
Atmel-6062O-ATARM-SAM9261-Datasheet_21-Jun-16
684
38.8 EBI Timings
These timings are given for
 Worst case process
 T
A
= 85°C
 VDDCORE = Min
 1.8V VDDIOM supply: range 1.65–1.95 V, 30 pF load capacitance
 3.3V VDDIOM supply: range 3.0–3.6 V, 50 pF load capacitance
Table 38-15. SMC Read Signals with Hold Settings
Symbol Parameter
Min
Unit
1.8V VDDIOM Supply 3.3V VDDIOM Supply
1.08V VDDCORE
Supply
1.2V VDDCORE
Supply
1.08V VDDCORE
Supply
1.2V VDDCORE
Supply
NRD Controlled (READ_MODE = 1)
SMC
1
Data Setup before NRD High 13.5 10.6 10.7 8.5 ns
SMC
2
Data Hold after NRD High 0 0 0 0 ns
SMC
3
NRD High to NBS0/A0 Change
(1)
nrd hold length *
t
CPMCK
+ 0.2
nrd hold length *
t
CPMCK
+ 0.2
nrd hold length *
t
CPMCK
+ 0.2
nrd hold length *
t
CPMCK
+ 0.2
ns
SMC
4
NRD High to NBS1 Change
(1)
nrd hold length *
t
CPMCK
+ 0.2
nrd hold length *
t
CPMCK
+ 0.2
nrd hold length *
t
CPMCK
+ 0.1
nrd hold length *
t
CPMCK
+ 0.1
ns
SMC
5
NRD High to NBS2/A1 Change
(1)
nrd hold length *
t
CPMCK
+ 0.2
nrd hold length *
t
CPMCK
+ 0.2
nrd hold length *
t
CPMCK
+ 0.2
nrd hold length *
t
CPMCK
+ 0.2
ns
SMC
6
NRD High to NBS3 Change
(1)
nrd hold length *
t
CPMCK
+ 0.1
nrd hold length *
t
CPMCK
+ 0.1
nrd hold length *
t
CPMCK
+ 0.1
nrd hold length *
t
CPMCK
+ 0.1
ns
SMC
7
NRD High to A2–A25 Change
(1)
nrd hold length *
t
CPMCK
- 0.5
nrd hold length *
t
CPMCK
- 0.5
nrd hold length *
t
CPMCK
- 0.7
nrd hold length *
t
CPMCK
- 0.5
ns
SMC
8
NRD High to NCS Inactive
(1)
(nrd hold length -
ncs rd hold
length) * t
CPMCK
-
0.4
(nrd hold length -
ncs rd hold
length) * t
CPMCK
-
0.3
(nrd hold length -
ncs rd hold
length) * t
CPMCK
-
0.4
(nrd hold length -
ncs rd hold
length) * t
CPMCK
-
0.3
ns
SMC
9
NRD Pulse Width
nrd pulse length *
t
CPMCK
- 0.2
nrd pulse length *
t
CPMCK
- 0.2
nrd pulse length *
t
CPMCK
+ 0.1
nrd pulse length *
t
CPMCK
- 0.0
ns