IDT7026L IDT [Integrated Device Technology], IDT7026L Datasheet - Page 9

• Manufacturer Part Number: IDT7026L
• Description: HIGH-SPEED 16K x 16 DUAL-PORT STATIC RAM
• Manufacturer: IDT [Integrated Device Technology]

IDT7026S/L
HIGH-SPEED 16K x 16 DUAL-PORT STATIC RAM
AC ELECTRICAL CHARACTERISTICS OVER THE
OPERATING TEMPERATURE AND SUPPLY VOLTAGE
NOTES:
1. Transition is measured 200mV from Low or High-impedance voltage with 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).
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
WC
EW
AW
AS
WP
WR
DW
HZ
DH
WZ
OW
SWRD
SPS
over voltage and temperature, the actual t
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
CE
Flag Write to Read Time
Flag Contention Window
Flag Write to Read Time
Flag Contention Window
= V
DH
must be met by the device supplying write data to the RAM under all operating conditions. Although t
IL
and
(4)
(4)
SEM
(1, 2)
(1, 2)
(3)
(3)
= V
Parameter
Parameter
IH
DH
. To access semaphore,
(3)
(3)
will always be smaller than the actual t
(1, 2, 4)
(1, 2, 4)
(1, 2)
(1, 2)
CE
6.17
= V
IH
and
SEM
OW
(5)
.
= V
MILITARY AND COMMERCIAL TEMPERATURE RANGES
IL
. Either condition must be valid for the entire t
Min.
Min.
IDT7026X20
Com'l. Only
IDT7026X35
20
15
15
15
15
35
30
30
25
15
—
—
—
—
0
0
0
0
5
5
0
0
0
0
5
5
Max.
Max.
12
12
15
15
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
DH
Min.
Min.
IDT7026X25
IDT7026X55
25
20
20
20
15
—
—
55
45
45
40
30
—
—
0
0
0
0
5
5
0
0
0
0
5
5
and t
OW
Max.
Max.
values will vary
15
15
25
25
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
EW
2939 tbl 13
time.
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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