AT32UC3A0512-ALTES ATMEL [ATMEL Corporation], AT32UC3A0512-ALTES Datasheet - Page 47

• Manufacturer Part Number: AT32UC3A0512-ALTES
• Description: AVR32 32-Bit Microcontroller
• Manufacturer: ATMEL [ATMEL Corporation]

12.9
These timings are given for worst case process, T = 85⋅C, VDDCORE = 1.65V, VDDIO = 3V and 40 pF load capacitance.
Table 12-15. SMC Clock Signal.
Note:
Table 12-16. SMC Read Signals with Hold Settings
Note:
32058FS–AVR32–08/08
Symbol
1/(t
Symbol
SMC
SMC
SMC
SMC
SMC
SMC
SMC
SMC
SMC
SMC
SMC
SMC
SMC
SMC
SMC
SMC
SMC
SMC
CPSMC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
EBI Timings
1. The maximum frequency of the SMC interface is the same as the max frequency for the HSB.
1. hold length = total cycle duration - setup duration - pulse duration. “hold length” is for “ncs rd hold length” or “nrd hold length”.
)
Parameter
Data Setup before NRD High
Data Hold after NRD High
NRD High to NBS0/A0 Change
NRD High to NBS1 Change
NRD High to NBS2/A1 Change
NRD High to NBS3 Change
NRD High to A2 - A25 Change
NRD High to NCS Inactive
NRD Pulse Width
Data Setup before NCS High
Data Hold after NCS High
NCS High to NBS0/A0 Change
NCS High to NBS0/A0 Change
NCS High to NBS2/A1 Change
NCS High to NBS3 Change
NCS High to A2 - A25 Change
NCS High to NRD Inactive
NCS Pulse Width
Parameter
SMC Controller Clock Frequency
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
NRD Controlled (READ_MODE = 1)
NRD Controlled (READ_MODE = 0)
(nrd hold length - ncs rd hold length) * t
ncs rd hold length - nrd hold length)* t
ncs rd pulse length * t
ncs rd hold length * t
ncs rd hold length * t
ncs rd hold length * t
ncs rd hold length * t
nrd pulse length * t
ncs rd hold length * t
nrd hold length * t
nrd hold length * t
nrd hold length * t
nrd hold length * t
nrd hold length * t
11.5
Min
12
0
0
CPSMC
CPSMC
CPSMC
CPSMC
CPSMC
CPSMC
CPSMC
CPSMC
CPSMC
CPSMC
CPSMC
CPSMC
-
-
-
-
-
-
1.3
1.3
1.3
1.3
1.3
-
-
-
-
1.4
-
-
2.3
2.3
2.3
2.3
3.6
4
CPSMC
CPSMC
1/(t
Max
AT32UC3A
-
-
cpcpu
1.3
2.3
(1)
)
Units
MHz
Units
ns
ns
47