X2804C Datasheet, PDF (8/13 Pages) Xicor Inc. – 5 Volt, Byte Alterable E2PROM

X2804C
Write Cycle Limits
Symbol
t_WC(5)
tAS
tAH
t_CS
tCH
tCW
t_OES
tOEH
tWP
t_WPH
tDV
tDS
t_DH
tDW
tBLC
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
X2804C-90
Min.
Max.
10
5
80
0
0
80
10
5
80
50
100
35
5
10
1
100
X2804C-15,-20,-25
Min.
Max.
10
5
100
0
0
100
10
10
100
50
100
50
10
10
1
100
Units
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
ns
ns
µs
µs
6612 PGM T09.1
tWC
tCH
OE
WE
DATA IN
DATA OUT
tOES
tDV
tOEH
tWP
DATA VALID
tDS
tDH
HIGH Z
6612 FHD F05
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. For faster t_WC, please refer to X28C16 and
X28HC16 product data sheets.
8