IDT7024S55J8 IDT, Integrated Device Technology Inc, IDT7024S55J8 Datasheet - Page 4

• Manufacturer Part Number: IDT7024S55J8
• Description: IC SRAM 64KBIT 55NS 84PLCC
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of IDT7024S55J8

• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Asynchronous
• Memory Size: 64K (4K x 16)
• Speed: 55ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 84-PLCC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 7024S55J8

Truth Table I: Non-Contention Read/Write Control
NOTE:
1. A
Truth Table II: Semaphore Read/Write Control
NOTE:
1. There are eight semaphore flags written to via I/O
Absolute Maximum Ratings
NOTES:
1. Stresses greater than those listed under ABSOLUTE MAXIMUM RATINGS
2. V
I
V
T
T
OUT
BIAS
STG
IDT7024S/L
High-Speed 4K x 16 Dual-Port Static RAM
Symbol
TERM
CE
These eight semaphores are addressed by A
may cause permanent damage to the device. This is a stress rating only
and functional operation of the device at these or any other conditions above
those indicated in the operational sections of this specification is not implied.
Exposure to absolute maximum rating conditions for extended periods may
affect reliability.
maximum, and is limited to < 20mA for the period over V
CE
H
X
H
X
L
L
H
X
L
L
L
L
L
L
X
0L
TERM
(2)
(2)
— A
must not exceed Vcc +10% for more than 25% of the cycle time or 10ns
11L
Under Bias
Storage
DC Output
Current
Terminal Voltage
with Respect
to GND
Temperature
Temperature
R/W
R/W
≠ A
↑
↑
X
X
H
H
X
X
L
L
L
H
H
H
X
0R
Rating
— A
11R
OE
OE
X
X
X
X
L
L
X
X
X
X
X
L
L
L
H
Inputs
Inputs
(1)
(1)
Commercial
& Industrial
-0.5 to +7.0
-55 to +125
-65 to +150
UB
UB
X
X
X
H
H
L
X
H
H
H
X
L
L
L
L
50
0
- A
LB
LB
X
X
X
H
H
L
X
H
H
H
X
0
L
L
L
L
2
and read from all of the I/O's (I/O
.
-0.5 to +7.0
-65 to +135
-65 to +150
Military
(1)
TERM
50
SEM
SEM
X
L
L
L
L
L
L
H
H
H
H
H
H
H
H
>
Vcc + 10%
2740 tbl 05
Unit
mA
o
o
V
DATA
DATA
DATA
DATA
C
C
DATA
DATA
DATA
DATA
High-Z
High-Z
High-Z
High-Z
High-Z
I/O
I/O
____
____
6.42
.
8-15
8-15
OUT
OUT
4
OUT
OUT
IN
IN
IN
IN
NOTES:
1. V
2. V
Outputs
Recommended DC Operating
Conditions
Outputs
Symbol
GND
V
0
V
V
IL
TERM
CC
IH
- I/O
IL
> -1.5V for pulse width less than 10ns.
DATA
DATA
Military, Industrial and Commercial Temperature Ranges
DATA
DATA
DATA
DATA
DATA
DATA
High-Z
High-Z
High-Z
High-Z
High-Z
I/O
I/O
____
____
must not exceed Vcc + 10%.
15
0-7
0-7
).
OUT
OUT
OUT
OUT
Supply Voltage
Ground
Input High Voltage
Input Low Voltage
IN
IN
IN
IN
(1)
Deselcted: Power-Down
Both Bytes Deselected
Read Upper Byte Only
Read Lower Byte Only
Read Both Bytes
Outputs Disabled
Read Semaphore Flag Data Out
Read Semaphore Flag Data Out
Write I/O
Write I/O
Not Allowed
Not Allowed
Write to Upper Byte Only
Write to Lower Byte Only
Write to Both Bytes
Parameter
0
0
into Semaphore Flag
into Semaphore Flag
-0.5
Mode
Mode
Min.
4.5
2.2
0
(1)
Typ.
5.0
____
____
0
6.0
Max.
5.5
0.8
0
(2)
2740 tbl 06
2740 tbl 03
2740 tbl 04
Unit
V
V
V
V