IDT7024L IDT [Integrated Device Technology], IDT7024L Datasheet - Page 9

• Manufacturer Part Number: IDT7024L
• Description: HIGH-SPEED 4K x 16 DUAL-PORT STATIC RAM
• Manufacturer: IDT [Integrated Device Technology]

IDT7024S/L
HIGH-SPEED 4K x 16 DUAL-PORT STATIC RAM
NOTES:
1. Transition is measured 500mV 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. To access RAM,
4. The specification for t
5. "X" in part numbers indicates power rating (S or L).
AC ELECTRICAL CHARACTERISTICS OVER THE
OPERATING TEMPERATURE AND SUPPLY VOLTAGE
Symbol
WRITE CYCLE
t
t
t
t
t
t
t
t
t
t
t
t
t
Symbol
WRITE CYCLE
t
t
t
t
t
t
t
t
t
t
t
t
t
WC
EW
AW
AS
WP
WR
DW
HZ
DH
WZ
OW
SWRD
SPS
for the entire t
over voltage and temperature, the actual t
WC
EW
AW
AS
WP
WR
DW
HZ
DH
WZ
OW
SWRD
SPS
Write Cycle Time
Chip Enable to End-of-Write
Address Valid to End-of-Write
Address Set-up Time
Write Pulse Width
Write Recovery Time
Data Valid to End-of-Write
Output High-Z Time
Data Hold Time
Write Enable to Output in High-Z
Output Active from End-of-Write
SEM
SEM
Write Cycle Time
Chip Enable to End-of-Write
Address Valid to End-of-Write
Address Set-up Time
Write Pulse Width
Write Recovery Time
Data Valid to End-of-Write
Output High-Z Time
Data Hold Time
Write Enable to Output in High-Z
Output Active from End-of-Write
SEM
SEM
EW
CE
time.
Flag Write to Read Time
Flag Contention Window
Flag Write to Read Time
Flag Contention Window
= V
DH
IL
must be met by the device supplying write data to the RAM under all operating conditions. Although t
,
UB
or
(4)
(4)
LB
(1, 2)
(1, 2)
= V
(3)
(3)
Parameter
Parameter
IL
,
SEM
DH
(3)
(3)
will always be smaller than the actual t
= V
(1, 2, 4)
(1, 2, 4)
(1, 2)
(1, 2)
IH
. To access semaphore,
Min.
IDT7024X15
Com'l. Only
15
12
12
12
10
—
—
0
0
0
0
5
5
6.15
Max.
10
10
—
—
—
—
—
—
—
—
—
—
—
CE
= V
Min.
Min.
IDT7024X35
OW
IH
IDT7024X17
(5)
Com'l. Only
35
30
30
25
15
—
—
17
12
12
12
10
—
—
0
0
0
0
5
5
0
0
0
0
5
5
or
.
MILITARY AND COMMERCIAL TEMPERATURE RANGES
UB
&
Max.
Max.
15
15
—
—
—
—
—
—
—
—
—
—
—
LB
10
10
—
—
—
—
—
—
—
—
—
—
—
= V
IH
, and
Min.
IDT7024X55
Min.
IDT7024X20
55
45
45
40
30
—
—
20
15
15
15
15
—
—
0
0
0
0
5
5
0
0
0
0
5
5
SEM
Max.
= V
Max.
25
25
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
12
—
12
—
—
—
IL
. Either condition must be valid
DH
Min.
Min.
IDT7024X70
IDT7024X25
70
50
50
50
40
—
—
25
20
20
20
15
—
—
0
0
0
0
5
5
Mil. Only
and t
0
0
0
0
5
5
OW
Max.
Max.
values will vary
30
30
—
—
—
—
—
—
—
—
—
—
—
15
15
—
—
—
—
—
—
—
—
—
—
—
2740 tbl 14
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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