IDT7134SA/LA
High-Speed 4K x 8 Dual-Port Static SRAM
Military, Industrial and Commercial Temperature Ranges
AC Electrical Characteristics Over the
OperatingTemperatureandSupplyVoltage(3)
7134X20
7134X25
Com'l, Ind
& Military
7134X35
Com'l, Ind
& Military
Com'l Only
Symbol
Parameter
Min.
Max.
Min.
Max.
Min.
Max.
Unit
READ CYCLE
____
____
____
t
RC
AA
ACE
AOE
OH
LZ
HZ
PU
PD
Read Cycle Time
20
25
35
ns
ns
ns
ns
ns
ns
ns
ns
____
____
____
t
Address Access Time
Chip Enable Access Time
20
20
25
25
35
35
____
____
____
____
____
____
t
t
Output Enable Access Time
Output Hold from Address Change
Output Low-Z Time(1,2)
15
15
20
____
____
____
t
0
0
0
____
____
____
t
0
0
0
Output High-Z Time(1,2)
15
15
20
____
____
____
t
t
Chip Enable to Power Up Time(2)
Chip Disable to Power Down Time(2)
0
0
0
____
____
____
____
____
____
t
20
25
35
ns
2720 tbl 09a
7134X45
Com'l &
Military
7134X55
Com'l, Ind
& Military
7134X70
Com'l &
Military
Symbol
READ CYCLE
Parameter
Min.
Max.
Min.
Max.
Min.
Max.
Unit
____
____
____
t
RC
AA
ACE
AOE
OH
LZ
HZ
PU
PD
Read Cycle Time
45
55
70
ns
ns
ns
ns
ns
ns
ns
ns
____
____
____
t
Address Access Time
45
45
55
55
70
70
____
____
____
____
____
____
t
Chip Enable Access Time
Output Enable Access Time
Output Hold from Address Change
Output Low-Z Time(1,2)
t
25
30
40
____
____
____
t
0
0
0
____
____
____
t
5
5
5
Output High-Z Time(1,2)
20
25
30
____
____
____
t
t
Chip Enable to Power Up Time(2)
Chip Disable to Power Down Time(2)
0
0
0
____
____
____
____
____
____
t
45
50
50
ns
2720 tbl 09b
NOTES:
1. Transition is measured 0mV from Low or High-impedance voltage with the Output Test Load (Figure 2).
2. This parameter is guaranteed by device characterization, but is not production tested.
3. 'X' in part number indicates power rating (SA or LA).
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