MX66C256
AC ELECTRICAL CHARACTERISTICS (over the operating range)
WRITE CYCLE
JEDEC
PARAMETER
NAME
DESCRIPTION
MX66C256-70
MIN. TYP.
UNIT
PARAMETER
NAME
MAX.
tAVAX
tE1LWH
tAVWL
tAVWH
tWLWH
tWHAX
tWLQZ
tDVWH
tWHDX
tGHQZ
tWHQX
tWC
tCW
tAS
tAW
tWP
tWR
tWHZ
tDW
tDH
Write Cycle Time
70
70
0
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Chip Select to End of Write
Address Set up Time
Address Valid to End of Write
Write Pulse Width
70
50
0
Write Recovery Time
(CE , WE)
Write to Output in High Z
Data to Write Time Overlap
Data Hold from Write Time
30
30
40
0
tOHZ
tOW
Output Disable to Output in High Z
End of Write to Output Active
0
5
1. Typical characteristics are at Vcc = 5.0V, T
= 25oC.
A
SWITCHING WAVEFORMS (WRITE CYCLE)
WRITE CYCLE1 (1)
t
WC
ADDRESS
(3)
t
WR
OE
(11)
t
CW
(5)
CE
t
AW
t
WP
(2)
WE
t
AS
(4,10)
OHZ
t
D OUT
t
DH
t
DW
D IN
P/N DS0035
Rev. 1.1, Jan., 2000
6
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