Rainbow Electronics W90P710CDG User Manual
Page 518
W90P710CD/W90P710CDG
Publication Release Date: September 19, 2006
- 519 -
Revision B2
7.3.2 EBI/(ROM/SRAM/External I/O) AC Characteristics
Address Valid
R Data
Write Data Vaild
MCLK
T
DO
nECS[3:0]
A[21:0]
nOE
D[31:0]
nWAIT
nWBE[3:0]
D[31:0]
T
NECSO
T
NECSO
T
ADDO
T
NOEO
T
NOEO
T
DSU
T
DH
T
NWAH
T
NWBO
T
NWBO
T
NWASU
SYMBOL DESCRIPTION MIN
MAX
UNIT
T
ADDO
Address Output Delay Time
2
7
ns
T
NCSO
ROM/SRAM/Flash or External I/O Chip Select Delay Time
2
7
ns
T
NOEO
ROM/SRAM or External I/O Bank Output Enable Delay
2
7
ns
T
NWBO
ROM/SRAM or External I/O Bank Write Byte Enable Delay
2
7
ns
T
DH
Read Data Hold Time
7
ns
T
DSU
Read Data Setup Time
0
ns
T
DO
Write Data Output Delay Time (SRAM or External I/O)
2
7
ns
T
NWASU
External Wait Setup Time
3
ns
T
NWAH
External Wait Hold Time
1
ns