PCMCIA Flash Memory Card
SRV Series
AC Characteristics
Read Timing Parameters
5.0V
Min
3.3V
Min
SYM
Parameter
Max
Max
Unit
(PCMCIA)
tRC
Read Cycle Time
150
250
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ta(A)
Address Access Time
150
150
75
250
250
125
ta(CE)
ta(OE)
tsu(A)
Card Enable Access Time
Output Enable Access Time
Address Setup Time
20
0
30
0
tsu(CE)
th(A)
Card Enable Setup Time
Address Hold Time
20
20
0
20
20
0
th(CE)
tv(A)
Card Enable Hold Time
Output Hold from Address Change
Output Disable Time from CE#
Output Disable Time from OE#
Output Enable Time from CE#
Output Enable Time from OE#
tdis(CE)
tdis(OE)
tdis(CE)
tdis(CE)
75
75
100
100
5
5
5
5
Note: AC timing diagrams and characteristics are guaranteed to meet or exceed PCMCIA 2.1 specifications.
Read Timing Diagram
tc(R)
th(A)
ta(A)
A[25::0], /REG
/CE1, /CE2
tv(A)
ta(CE)
tsu(CE)
NOTE 1
NOTE 1
th(CE)
ta(OE)
tsu(A)
tdis(CE)
/OE
tdis(OE)
ten(OE)
D[15::0]
DATA VALID
Note: Signal may be high or low in this area.
6
June 2000 Rev. 1 - ECO #12896
PC Card Products