5962-3829409MZA Datasheet, PDF (6/10 Pages) Integrated Device Technology – CMOS Static RAM 64K (8K x 8-Bit)

IDT7164S/L
CMOS Static RAM 64K (8K x 8-Bit)
Military, Commercial, and Industrial Temperature Ranges
AC Electrical Characteristics (con't.) (VCC = 5.0V ± 10%, Military Temperature Ranges)
Symbol
Parameter
Read Cycle
tRC
Read Cycle Time
tAA
Address Access Time
tACS1⁽¹⁾ Chip Select-1 Access Time
tACS2⁽¹⁾ Chip Select-2 Access Time
tCLZ1,2⁽²⁾ Chip Select-1, 2 to Output in Low-Z
tOE
Output Enable to Output Valid
tOLZ⁽²⁾
Output Enable to Output in Low-Z
tCHZ1,2⁽²⁾ Chip Select-1,2 to Output in High-Z
tOHZ⁽²⁾
Output Disable to Output in High-Z
tOH
Output Hold from Address Change
tPU⁽²⁾
Chip Select to Power Up Time
tPD⁽²⁾
Chip Deselect to Power Down Time
Write Cycle
tWC
Write Cycle Time
tCW1,2 Chip Select to End-of-Write
tAW
Address Valid to End-of-Write
tAS
Address Set-up Time
tWP
Write Pulse Width
tWR1
Write Recovery Time (CS1, WE)
tWR2
Write Recovery Time (CS2)
tWHZ⁽²⁾
Write Enable to Output in High-Z
tDW
Data to Write Time Overlap
tDH1
Data Hold from Write Time (CS1, WE)
tDH2
Data Hold from Write Time (CS2)
tOW⁽²⁾
Output Active from End-of-Write
7164S35
7164L35
Max. Min.
7164S45
7164L45
Min. Max.
35
____
45
____
____
35
____
45
____
35
____
45
____
40
____
45
5
____
5
____
____
18
____
25
0
____
0
____
____
15
____
20
____
15
____
20
5
____
5
____
0
____
0
____
____
35
____
45
35
____
45
____
25
____
33
____
25
____
33
____
0
____
0
____
25
____
25
____
0
____
0
____
5
____
5
____
____
14
____
18
15
____
20
____
0
____
0
____
5
____
5
____
4
____
4
____
NOTES:
1. Both chip selects must be active for the device to be selected.
2. This parameter is guaranteed by device characterization, but is not production tested.
7164S55
7164L55
Min. Max.
55
____
____
55
____
55
____
55
5
____
____
30
0
____
____
25
____
25
5
____
0
____
____
55
55
____
50
____
50
____
0
____
50
____
0
____
5
____
____
25
25
____
0
____
5
____
4
____
7164S70
7164L70
Min. Max.
7164S85/100
7164L85/100
Min. Max. ^Unit
70
____
85/100
____
ns
____
70
____ _{85/100 ns}
____
70
____ _{85/100 ns}
____
70
____ _{85/100 ns}
5
____
5
____
ns
____
35
____
40 ns
0
____
0
____
ns
____
30
____
35 ns
____
30
____
35 ns
5
____
5
____
ns
0
____
0
____
ns
____
70
____ _{85/100 ns}
70
____
85/100
____
ns
60
____
75
____
ns
60
____
75
____
ns
0
____
0
____
ns
60
____
75
____
ns
0
____
0
____
ns
5
____
5
____
ns
____
30
____
35 ns
30
____
35
____
ns
0
____
0
____
ns
5
____
5
____
ns
4
____
4
____
ns
2967 tbl 13
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