93C45B データシートの表示（PDF） - Asahi Kasei Microdevices
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93C45B Datasheet PDF : 14 Pages
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ASAHI KASEI
[AK93C45B/55B/65B/75B]
(2) A.C. ELECTRICAL CHARACTERISTICS
( 1.8V ≤ VCC ≤ 5.5V, -40°C ≤ Ta ≤ 85°C, unless otherwise specified )
Paremeter
SK Cycle Time
Symbol
tSKP1
tSKP2
Condition
4.5V ≤ VCC ≤ 5.5V
2.0V ≤ VCC < 4.5V
Min.
Max. Unit
1.0
µs
2.0
µs
tSKP3 1.8V ≤ VCC < 2.0V
4.0
µs
SK Pulse Width
tSKW1 4.5V ≤ VCC ≤ 5.5V
500
ns
tSKW2 2.0V ≤ VCC < 4.5V
1.0
µs
tSKW3 1.8V ≤ VCC < 2.0V
2.0
µs
CS Setup Time
tCSS
100
ns
CS Hold Time
tCSH
0
ns
Data Setup Time
tDIS
200
ns
Data Hold Time
tDIH
200
ns
Output delay
*7 tPD1
tPD2
4.5V ≤ VCC ≤ 5.5V
2.0V ≤ VCC < 4.5V
500
ns
1.0
µs
tPD3 1.8V ≤ VCC < 2.0V
2.0
µs
Selftimed
Programming Time
tE/W1
tE/W2
93C45B/55B/65B
93C75B 4.5V ≤ VCC ≤ 5.5V
10
ms
8
ms
tE/W3
1.8V ≤ VCC < 4.5V
10
ms
Min CS Low Time
tCS
250
ns
CS to Status Valid tSV
CL=100pF
500
ns
CS to Output High-Z tOZ1 2.0V ≤ VCC ≤ 5.5V
100
ns
tOZ2 1.8V ≤ VCC < 2.0V
250
ns
*7 : CL=100pF
DAM04E-02
- 11 -
2003/05
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