X28HT512 Datasheet, PDF (7/13 Pages) Xicor Inc. – High Temperature, 5 Volt, Byte Alterable E2PROM

X28HT512
WRITE CYCLE LIMITS
Symbol
t_WC(4)
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
WE Controlled Write Cycle
ADDRESS
CE
tAS
tAH
tCS
Min.
20
100
0
0
200
10
10
200
200
100
25
10
0.4
tWC
tCH
OE
WE
DATA IN
DATA OUT
tOES
tDV
tOEH
tWP
DATA VALID
tDS
tDH
HIGH Z
Max.
10
1
100
Units
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
ns
ns
µs
µs
6614 PGM T10.1
6614 FHD F06
Notes: (4) 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 complete the internal write operation.
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