Table 4. AC Characteristics
Applicable over recommended operating range from T AI = ? 40°C to + 85°C, V CC = As Specified,
CL = 1 TTL Gate and 100 pF (unless otherwise noted)
Symbol
f SK
t SKH
t SKL
t CS
t CSS
t DIS
t CSH
Parameter
SK Clock
Frequency
SK High Time
SK Low Time
Minimum CS
Low Time
CS Setup Time
DI Setup Time
CS Hold Time
Test Condition
4.5V ≤ V CC ≤ 5.5V
2.7V ≤ V CC ≤ 5.5V
1.8V ≤ V CC ≤ 5.5V
4.5V ≤ V CC ≤ 5.5V
2.7V ≤ V CC ≤ 5.5V
1.8V ≤ V CC ≤ 5.5V
4.5V ≤ V CC ≤ 5.5V
2.7V ≤ V CC ≤ 5.5V
1.8V ≤ V CC ≤ 5.5V
4.5V ≤ V CC ≤ 5.5V
2.7V ≤ V CC ≤ 5.5V
1.8V ≤ V CC ≤ 5.5V
Relative to SK
Relative to SK
Relative to SK
4.5V ≤ V CC ≤ 5.5V
2.7V ≤ V CC ≤ 5.5V
1.8V ≤ V CC ≤ 5.5V
4.5V ≤ V CC ≤ 5.5V
2.7V ≤ V CC ≤ 5.5V
1.8V ≤ V CC ≤ 5.5V
Min
0
0
0
250
250
1000
250
250
1000
250
250
1000
50
50
200
100
100
400
0
Typ
Max
2
1
0.25
Units
MHz
ns
ns
ns
ns
ns
ns
t DIH
t PD1
t PD0
t SV
t DF
DI Hold Time
Output Delay to
“1”
Output Delay to
“0”
CS to Status
Valid
CS to DO in High
Impedance
Relative to SK
AC Test
AC Test
AC Test
AC Test
CS = V IL
4.5V ≤ V CC ≤ 5.5V
2.7V ≤ V CC ≤ 5.5V
1.8V ≤ V CC ≤ 5.5V
4.5V ≤ V CC ≤ 5.5V
2.7V ≤ V CC ≤ 5.5V
1.8V ≤ V CC ≤ 5.5V
4.5V ≤ V CC ≤ 5.5V
2.7V ≤ V CC ≤ 5.5V
1.8V ≤ V CC ≤ 5.5V
4.5V ≤ V CC ≤ 5.5V
2.7V ≤ V CC ≤ 5.5V
1.8V ≤ V CC ≤ 5.5V
4.5V ≤ V CC ≤ 5.5V
2.7V ≤ V CC ≤ 5.5V
1.8V ≤ V CC ≤ 5.5V
100
100
400
250
250
1000
250
250
1000
250
250
1000
100
100
400
ns
ns
ns
ns
ns
t WP
Write Cycle Time
4.5V ≤ V CC ≤ 5.5V
0.1
3
10
ms
ms
Endurance
(1)
5.0V, 25°C
1M
Write Cycles
Note:
4
1. This parameter is characterized and is not 100% tested.
AT93C46
5140B–SEEPR–2/07
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