Read/Write Characteristics (6800 Mode) - Xilinx Virtex-5 FPGA ML561 User Manual

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Read/Write Characteristics (6800 Mode)

Table C-7
waveforms for these parameters are illustrated in
Table C-7: Read/Write Characteristics in 6800 Mode
DB0-DB7
Virtex-5 FPGA ML561 User Guide
UG199 (v1.2.1) June 15, 2009
list the read and write timing parameters in 6800 mode. The associated
Parameter
Address Setup Time
Address Hold Time
Data Setup Time
DB7 to DB0
Data Hold Time
Access Time
Output Disable Time
System Cycle Time
Enable Pulse Width Read/Write
RS
RW
T
AS
CS1B
E
WRITE
READ
Figure C-7: Read/Write Timing Waveforms (6800 Mode)
www.xilinx.com
Figure
Signal Symbol
T
AS
RS
T
AH
T
DS
T
DH
T
ACC
T
OD
RS T
CYC
T
E_RD
T
T T
PWR PWW
T
DS
T
ACC
Hardware Schematic Diagram
C-7.
Min Typ Max
13 - -
17 - -
35 - -
13 - -
- - 125
10 - 90
400 - -
125 -
PWR
55 -
PWW
T
AH
T
CYC
T
DH
T
OD
UG199_C_07_050106
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
133