X24C45 Datasheet, PDF (11/14 Pages) Xicor Inc. – Serial AUTOSTORE™ NOVRAM

X24C45
AUTOSTORE Cycle Limits
Symbol
Parameter
t_ASTO
V_ASTH
V_ASEND
AUTOSTORE Cycle Time
AUTOSTORE Threshold Voltage
AUTOSTORE Cycle End Voltage
AUTOSTORE Cycle Timing Diagrams
Min.
4.0
3.5
Max.
5
4.3
5
VCC
4
AUTOSTORE CYCLE IN PROGRESS ^VASTH
3
VASEND
2
tASTO
1
STORE TIME
TIME (ms)
VASTH
0V
AS
VCC
tPUR
tASTO
tPUR
Units
ms
V
V
3833 PGM T13.1
3833 FHD F08
SYMBOL TABLE
WAVEFORM INPUTS
OUTPUTS
Must be
steady
May change
from LOW
to HIGH
May change
from HIGH
to LOW
Don’t Care:
Changes
Allowed
N/A
Will be
steady
Will change
from LOW
to HIGH
Will change
from HIGH
to LOW
Changing:
State Not
Known
Center Line
is High
Impedance
11