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Table 18-6 AC Characteristics
www.DataSheet4U.com
(Conditions: V
= 6.0 V ± 0.25 V, V
CC
Item
Address setup time
OE setup time
Data setup time
Address hold time
Data hold time
Data output disable time
V
setup time
PP
Programming pulse width
PGM pulse width for overwrite
programming
V
setup time
CC
CE setup time
Data output delay time
Notes: 1. Input pulse level: 0.8 V to 2.2 V
Input rise time and fall time ≤ 20 ns
Timing reference levels: 1.0 V and 2.0 V for input; 0.8 V and 2.0 V for output
2. t
is defined at the point where the output is in the open state and the output level
DF
cannot be read.
3. t
is defined by the value given in the flowchart.
OPW
= 12.5 V ± 0.3 V, T
PP
Symbol
Min
Typ
t
2
—
AS
t
2
—
OES
t
2
—
DS
t
0
—
AH
t
2
—
DH
*2
t
—
—
DF
t
2
—
VPS
t
0.19
0.20
PW
*3
t
0.19
—
OPW
t
2
—
VCS
t
2
—
CES
t
0
—
OE
565
= 25°C ± 5°C)
a
Max
Unit
Test Conditions
—
µs
Figure 18-5
—
µs
—
µs
—
µs
—
µs
130
ns
—
µs
0.21
ms
5.25
ms
—
µs
—
µs
150
ns
*1
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