61298SA15Y IDT, Integrated Device Technology Inc, 61298SA15Y Datasheet - Page 2

• Manufacturer Part Number: 61298SA15Y
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of 61298SA15Y

• Density: 256Kb
• Access Time (max): 15ns
• Sync/async: Asynchronous
• Architecture: Not Required
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 5V
• Address Bus: 16b
• Package Type: SOJ
• Operating Temp Range: 0C to 70C
• Number Of Ports: 1
• Supply Current: 140mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 28
• Word Size: 4b
• Number Of Words: 64K
• Lead Free Status / Rohs Status: Not Compliant

Pin Descriptions
Pin Configuration
IDT61298SA
CMOS Static RAM 256K (64K x 4-Bit)
I/O
GND
A
Name
0
NC
GND
OE
CS
0
WE
V
CS
OE
A
A
A
A
A
A
A
A
A
A
- A
CC
- I/O
0
1
2
3
4
5
6
7
8
9
14
7
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Top View
SO28-5
SOJ
28
27
26
25
24
23
22
21
20
19
18
17
16
15
Data Input/Output
Output Enable
Write Enable
2971 drw 02
Description
Chip Select
Addresses
Ground
Power
V
A
A
A
A
A
A
NC
NC
I/O
I/O
I/O
I/O
WE
CC
15
14
13
12
11
10
3
2
1
0
,
2971 tbl 01
2
Truth Table
NOTES:
1. H = V
2. V
3. Other inputs ≥V
Absolute Maximum Ratings
NOTES:
1. Stresses greater than those listed under ABSOLUTE MAXIMUM RATINGS
2. V
NOTE:
1. This parameter is determined by device characterization, but is not production
Capacitance
(T
P
I
C
C
V
T
T
T
OUT
A
BIAS
STG
T
IN
OUT
TERM
V
Symbol
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.
A
tested.
CS
HC
Symbol
H
L
L
L
LC
TERM
(3)
= +25°C, f = 1.0MHz, SOJ Package)
(2)
= 0.2V, V
IH
must not exceed V
, L = V
Input Capacitance
Output Capacitance
OE
L
X
H
X
X
HC
Operating Temperature
Storage Temperature
Power Dissipation
DC Output Current
Terminal Voltage
with Respect to GND
Temperature Under Bias
IL
, x = Don't care.
HC
Parameter
= V
or ≤ V
CC
WE
H
L
H
X
X
(1,2)
-0.2V.
LC
Rating
CC
.
(1)
+ 0.5V.
DATA
DATA
High-Z
High-Z
High-Z
Commercial Temperature Range
I/O
OUT
IN
V
Conditions
V
OUT
IN
Read Data
Outputs Disabled
Deselecte d - Standby (I
Deselecte d - Standby (I
Write Data
= 3dV
= 3dV
-0.5 to +7.0
-55 to +125
-55 to +125
0 to +70
Com'l.
1.0
50
Function
(1)
Max.
5
7
2971 tbl 02
2971 tbl 03
2971 tbl 04
Unit
mA
Unit
o
o
o
W
V
pF
pF
SB
SB1
C
C
C
)
)