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IS62C1024 Datasheet, PDF (4/8 Pages) Integrated Circuit Solution Inc – 128K x 8 HIGH-SPEED CMOS STATIC RAM | |||
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IS62C1024
READ CYCLE SWITCHING CHARACTERISTICS(1) (Over Operating Range)
Symbol Parameter
-35
Min. Max.
-45
Min. Max.
-55
Min. Max.
-70
Min. Max. Unit
tRC Read Cycle Time
35 â
45 â
55 â
70 â
ns
tAA Address Access Time
â 35
â 45
â 55
â 70
ns
tOHA Output Hold Time
tACE1 CE1 Access Time
3â
â 35
3â
â 45
3â
â 55
3â
ns
â 70
ns
tACE2 CE2 Access Time
tDOE OE Access Time
t (2)
LZOE
OE to Low-Z Output
t (2)
HZOE
OE to High-Z Output
t (2)
LZCE1
CE1 to Low-Z Output
â 35
â 10
0â
0 10
3â
â 45
â 20
0â
0 15
5â
â 55
â 25
0â
0 20
7â
â 70
ns
â 35
ns
0â
ns
0 25
ns
10 â
ns
t (2)
LZCE2
CE2 to Low-Z Output
t (2)
HZCE
CE1 or CE2 to High-Z Output
3â
0 10
5â
0 15
7â
0 20
10 â
ns
0 25
ns
Notes:
1. Test conditions assume signal transition times of 5 ns or less, timing reference levels of 1.5V, input pulse levels of 0 to 3.0V
and output loading specified in Figure 1a.
2. Tested with the load in Figure 1b. Transition is measured ±500 mV from steady-state voltage. Not 100% tested.
AC TEST CONDITIONS
Parameter
Input Pulse Level
Input Rise and Fall Times
Input and Output Timing
and Reference Level
Output Load
Unit
0V to 3.0V
5 ns
1.5V
See Figures 1a and 1b
AC TEST LOADS
480 â¦
5V
OUTPUT
100 pF
Including
jig and
scope
Figure 1a.
255 â¦
4
480 â¦
5V
OUTPUT
5 pF
Including
jig and
scope
Figure 1b.
255 â¦
Integrated Circuit Solution Inc.
SR016-0B
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