AT93C46C(2002) 查看數據表（PDF） - Atmel Corporation
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AT93C46C Datasheet PDF : 14 Pages
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AC Characteristics
Applicable over recommended operating range from TA = -40°C to + 85°C, VCC = +2.5V to + 5.5V,
CL = 1 TTL Gate and 100 pF (unless otherwise noted).
Symbol
Parameter
Test Condition
Min
Typ
fSK
SK Clock Frequency
4.5V ≤ VCC ≤ 5.5V
0
2.7V ≤ VCC ≤ 5.5V
0
2.5V ≤ VCC ≤ 5.5V
0
tSKH
SK High Time
4.5V ≤ VCC ≤ 5.5V
250
2.7V ≤ VCC ≤ 5.5V
250
2.5V ≤ VCC ≤ 5.5V
500
tSKL
SK Low Time
4.5V ≤ VCC ≤ 5.5V
250
2.7V ≤ VCC ≤ 5.5V
250
2.5V ≤ VCC ≤ 5.5V
500
tCS
Minimum CS Low Time
4.5V ≤ VCC ≤ 5.5V
250
2.7V ≤ VCC ≤ 5.5V
250
2.5V ≤ VCC ≤ 5.5V
500
tCSS
CS Setup Time
4.5V ≤ VCC ≤ 5.5V
50
Relative to SK 2.7V ≤ VCC ≤ 5.5V
50
2.5V ≤ VCC ≤ 5.5V
100
tDIS
DI Setup Time
4.5V ≤ VCC ≤ 5.5V
100
Relative to SK 2.7V ≤ VCC ≤ 5.5V
100
2.5V ≤ VCC ≤ 5.5V
200
tCSH
CS Hold Time
Relative to SK
0
tDIH
DI Hold Time
4.5V ≤ VCC ≤ 5.5V
100
Relative to SK 2.7V ≤ VCC ≤ 5.5V
100
2.5V ≤ VCC ≤ 5.5V
200
tPD1
Output Delay to ‘1’
AC Test
4.5V ≤ VCC ≤ 5.5V
2.7V ≤ VCC ≤ 5.5V
2.5V ≤ VCC ≤ 5.5V
tPD0
Output Delay to ‘0’
AC Test
4.5V ≤ VCC ≤ 5.5V
2.7V ≤ VCC ≤ 5.5V
2.5V ≤ VCC ≤ 5.5V
tSV
CS to Status Valid
AC Test
4.5V ≤ VCC ≤ 5.5V
2.7V ≤ VCC ≤ 5.5V
2.5V ≤ VCC ≤ 5.5V
tDF
CS to DO in High Impedance
AC Test
CS = VIL
4.5V ≤ VCC ≤ 5.5V
2.7V ≤ VCC ≤ 5.5V
2.5V ≤ VCC ≤ 5.5V
tWP
Write Cycle Time
4.5V ≤ VCC ≤ 5.5V
3
Endurance(1) 5.0V, 25°C, Page Mode
1M
Note: 1. This parameter is characterized and is not 100% tested.
Max
2
1
0.5
250
250
500
250
250
500
250
250
500
100
100
200
10
Units
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ms
ms
Write
Cycle
4 AT93C46C
1122D–SEEPR–08/02
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