PCMCIA Flash Memory Card
FLG Series
White Electronic Designs
AC CHARACTERISTICS
Read Timing Parameters
150ns
200ns
SYM (PCMCIA)
Parameter
Unit
Min
Max
Min
Max
tC(R)
ta(A)
Read Cycle Time
Address Access Time
150
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
150
150
75
20
0
200
200
200
100
20
0
ta(CE)
ta(OE)
tsu(A)
Card Enable Access Time
Output Enable Access Time
Address Setup Time
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)
ten(CE)
ten(OE)
60
60
60
60
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#
tV(A)
tA(CE)
tSU(CE)
CE1#, CE2#
NOTE 1
NOTE 1
tH(CE)
tA(OE)
tSU(A)
tDIS(CE)
OE#
tEN(OE)
tDIS(OE)
D[15::0]
DATA VALID
Note: Signal may be high or low in this area.
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
June, 2003
Rev. 4
6
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com