IS25C08B 查看數據表（PDF） - Integrated Silicon Solution
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IS25C08B Datasheet PDF : 17 Pages
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IS25C08B
AC Characteristics - Industrial
Ta = –40°C to +85°C Supply voltage = 1.8V to 5.5V
Symbol Parameter1
1.8V ≤ Vcc < 2.5V
Min.
Max.
fSCK
SCK Clock Frequency
0
5
tRI
Input Rise Time
—
1
tFI
Input Fall Time
—
1
tWH
SCK High Time
80
—
tWL
tCS
tCSS
tCSH
SCK Low Time
CS High Time
CS Setup Time
CS Hold Time
80
—
100
—
100
—
100
—
tSU
Data In Setup Time
20
—
tH
Data In Hold Time
tHD
HOLD Setup Time
tCD
HOLD Hold Time
20
—
20
—
20
—
tV
Output Valid
0
80
tHO
tLZ
tHZ (ori)
Output Hold Time
HOLD to Output Low Z
HOLD to Output High Z
0
—
0
100
—
200
tDIS
Output Disable Time
—
200
tWC
Write Cycle Time
—
5
Note:
1. The parameters are characterized but not 100% tested.
2.5V ≤ Vcc < 4.5V
Min.
Max.
0
10
—
1
—
1
40
—
40
—
50
—
50
—
50
—
10
—
10
—
10
—
10
—
0
40
0
—
0
50
—
80
—
80
—
5
4.5V ≤ Vcc ≤ 5.5V
Min.
Max.
0
20
—
1
—
1
20
—
20
—
25
—
25
—
25
—
5
—
5
—
5
—
5
—
0
20
0
—
0
25
—
40
—
40
—
5
Unit
MHz
μs
μs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ms
Integrated Silicon Solution, Inc.
9
Preliminary Information Rev. 00A
08/25/09
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