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Section 6 ROM
Rev. 6.00 Aug 04, 2006 page 163 of 680
REJ09B0145-0600
Table 6.5
AC Characteristics
(Conditions: V
CC
= 6.0 V ±0.25 V, V
PP
= 12.5 V ±0.3 V, T
a
= 25°C ±5°C)
Item
Symbol
Min Typ
Max
Unit Test Condition
Address setup time
t
AS
2
—
—
µs
Figure 6.5
*
1
OE
setup time
t
OES
2
—
—
µs
Data setup time
t
DS
2
—
—
µs
Address hold time
t
AH
0
—
—
µs
Data hold time
t
DH
2
—
—
µs
Data output disable time
t
DF
*
2
—
—
130
µs
V
PP
setup time
t
VPS
2
—
—
µs
Programming pulse width
t
PW
0.19 0.20
0.21
ms
PGM
pulse width for overwrite programming
t
OPW
*
3
0.19 —
5.25
ms
CE
setup time
t
CES
2
—
—
µs
V
CC
setup time
t
VCS
2
—
—
µs
Data output delay time
t
OE
0
—
200
ns
Notes: 1. Input pulse level: 0.45 V to 2.2 V
Input rise time/fall time
≤
20 ns
Timing reference levels Input:
0.8 V, 2.0 V
Output: 0.8 V, 2.0 V
2. t
DF
is defined at the point at which the output is floating and the output level cannot be
read.
3. t
OPW
is defined by the value given in figure 6.4, High-Speed, High-Reliability
Programming Flow Chart.
Содержание H8/38342
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Страница 580: ...Section 15 Electrical Characteristics Rev 6 00 Aug 04 2006 page 542 of 680 REJ09B0145 0600...