X2816C
Write Cycle Limits
X2816C-90
Symbol
t
WC(5)
t
AS
t
AH
t
CS
t
CH
t
CW
t
OES
t
OEH
t
WP
t
WPH
t
DV
t
DS
t
DH
t
DW
t
BLC
Parameter
Write Cycle Time
Address Setup Time
Address Hold Time
Write Setup Time
Write Hold Time
CE
Pulse Width
OE
HIGH Setup Time
OE
HIGH Hold Time
WE
Pulse Width
WE
HIGH Recovery
Data Valid
Data Setup
Data Hold
Delay to Next Write
Byte Load Cycle
Min.
5
80
0
0
80
10
5
80
50
100
35
5
10
1
50
10
10
1
Max.
10
5
100
0
0
100
10
10
100
50
100
X2816C-12,-15,-20
Min.
Max.
10
Units
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
ns
ns
µs
µs
3852 PGM T09.1
100
100
WE
Controlled Write Cycle
tWC
ADDRESS
tAS
tCS
CE
tAH
tCH
OE
tOES
WE
tDV
DATA IN
DATA VALID
tDS
DATA OUT
HIGH Z
3852 FHD F05
tWP
tOEH
tDH
Notes:
(5) t
WC
is the minimum cycle time to be allowed from the system perspective unless polling techniques are used. It is the maximum
time the device requires to automatically complete the internal write operation.
8
XICOR [ XICOR INC. ]
