AT25640B(2010) データシートの表示（PDF） - Atmel Corporation
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AT25640B Datasheet PDF : 26 Pages
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Table 1-3. AC Characteristics
Applicable over recommended operating range from TAI = –40°C to +85°C, VCC = As Specified,
CL = 1 TTL Gate and 30pF (unless otherwise noted)
Symbol
fSCK
tRI
tFI
tWH
tWL
tCS
tCSS
tCSH
tSU
tH
tHD
tCD
tV
tHO
Parameter
SCK Clock Frequency
Input Rise Time
Input Fall Time
SCK High Time
SCK Low Time
CS High Time
CS Setup Time
CS Hold Time
Data In Setup Time
Data In Hold Time
HOLD Setup Time
HOLD Hold Time
Output Valid
Output Hold Time
Voltage
Min
Max
4.5–5.5
0
20
2.5–5.5
0
10
1.8–5.5
0
5
4.5–5.5
2
2.5–5.5
2
1.8–5.5
2
4.5–5.5
2
2.5–5.5
2
1.8–5.5
2
4.5–5.5
20
2.5–5.5
40
1.8–5.5
80
4.5–5.5
20
2.5–5.5
40
1.8–5.5
80
4.5–5.5
25
2.5–5.5
50
1.8–5.5
100
4.5–5.5
25
2.5–5.5
50
1.8–5.5
100
4.5–5.5
25
2.5–5.5
50
1.8–5.5
100
4.5–5.5
5
2.5–5.5
10
1.8–5.5
20
4.5–5.5
5
2.5–5.5
10
1.8–5.5
20
4.5–5.5
5
2.5–5.5
10
1.8–5.5
20
4.5–5.5
5
2.5–5.5
10
1.8–5.5
20
4.5–5.5
0
20
2.5–5.5
0
40
1.8–5.5
0
80
4.5–5.5
0
2.5–5.5
0
1.8–5.5
0
Units
MHz
µs
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
4 Atmel AT25320B/640B
8535F–SEEPR–6/10
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