at91cap7e ATMEL Corporation, at91cap7e Datasheet - Page 491

• Manufacturer Part Number: at91cap7e
• Description: Customizable Microcontroller
• Manufacturer: ATMEL Corporation

33.10.4
33.10.4.1
Timings are given assuming a capacitance load on data, control and address pads.
Table 33-21. Capacitance Load
In the following tables, t
33.10.4.2
Table 33-22. SMC Read Signals - NRD Controlled (READ_MODE= 1)
Table 33-23. SMC Read Signals - NCS Controlled (READ_MODE= 0)
8549A–CAP–10/08
Supply
3.3V
Symbol
SMC
SMC
SMC
SMC
SMC
SMC
SMC
Symbol
SMC
SMC
SMC
SMC
1
2
3
4
5
6
7
8
9
10
11
SMC Timings
Capacitance
Read Timings
Parameter
VDDIO supply
Data Setup before NRD High
Data Hold after NRD High
Data Setup before NRD High
Data Hold after NRD High
A2 - A25 Valid before NRD High
NCS low before NRD High
NRD Pulse Width
Parameter
VDDIO supply
Data Setup before NCS High
Data Hold after NCS High
Data Setup before NCS High
Data Hold after NCS High
NBS0/A0, NBS1, NBS2/A1, NBS3,
HOLD or NO HOLD SETTINGS (ncs rd hold … 0, ncs rd hold = 0)
HOLD or NO HOLD SETTINGS (nrd hold … 0, nrd hold =0)
CPMCK
MAX
50pF
NO HOLD SETTINGS (ncs rd hold = 0)
NO HOLD SETTINGS (nrd hold = 0)
HOLD SETTINGS (ncs rd hold … 0)
is MCK period.
HOLD SETTINGS (nrd hold … 0)
(nrd setup + nrd pulse)* t
STH
50pF
(nrd setup + nrd pulse - ncs rd
nrd pulse * t
Min
setup) * t
Corner
3.3V
TBD
TBD
TBD
TBD
TBD
3.3V
TBD
TBD
TBD
TBD
Min
CPMCK
CPMCK
+ TBD
+ TBD
CPMCK
MIN
0 pF
+
Units
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
AT91CAP7E
491