IS61LV256-15J ISSI, Integrated Silicon Solution Inc, IS61LV256-15J Datasheet - Page 2

• Manufacturer Part Number: IS61LV256-15J
• Description: SRAM 256K 32Kx8 15ns 3.3v
• Manufacturer: ISSI, Integrated Silicon Solution Inc
• Type: Asynchronousr

Specifications of IS61LV256-15J

• Memory Size: 256 Kbit
• Access Time: 15 ns
• Package / Case: SOJ-28
• Supply Voltage (max): 3.63 V
• Supply Voltage (min): 2.97 V
• Maximum Operating Current: 90 mA
• Organization: 32 K x 8
• Interface: TTL
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Number Of Ports: 1
• Operating Supply Voltage: 3.3 V
• Lead Free Status / Rohs Status: No

IS61LV256
PIN CONFIGURATION
28-Pin DIP and SOJ
2-2
ABSOLUTE MAXIMUM RATINGS
Notes:
1. Stress greater than those listed under ABSOLUTE MAXIMUM RATINGS may cause
PIN DESCRIPTIONS
A0-A14
CE
OE
WE
I/O0-I/O7
Vcc
GND
Symbol
V
T
T
P
I
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.
OUT
GND
BIAS
STG
I/O0
I/O1
I/O2
TERM
T
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Parameter
Terminal Voltage with Respect to GND
Temperature Under Bias
Storage Temperature
Power Dissipation
DC Output Current (LOW)
Address Inputs
Chip Enable Input
Output Enable Input
Write Enable Input
Input/Output
Power
Ground
28
27
26
25
24
23
22
21
20
19
18
17
16
15
VCC
WE
A13
A8
A9
A11
OE
A10
CE
I/O7
I/O6
I/O5
I/O4
I/O3
TRUTH TABLE
(1)
Mode
Not Selected
(Power-down)
Output Disabled
Read
Write
PIN CONFIGURATION
28-Pin TSOP
VCC
A11
A13
A14
A12
WE
OE
A9
A8
A7
A6
A5
A4
A3
22
23
24
25
26
27
28
1
2
3
4
5
6
7
–0.5 to +4.6
–55 to +125
–65 to +150
Value
0.5
20
WE WE
WE WE
WE
X
H
H
L
CE CE CE CE CE
H
L
L
L
Unit
mA
W
V
OE OE OE OE OE
C
C
H
X
X
L
Integrated Silicon Solution, Inc.
I/O Operation
High-Z
High-Z
D
D
OUT
IN
Vcc Current
I
I
I
I
CC
CC
CC
SB
21
20
19
18
17
16
15
14
13
12
11
10
9
8
1
1
1
1
, I
, I
, I
, I
ISSI
SR81995LV61
SB
CC
CC
CC
Rev. F 0296
A10
CE
I/O7
I/O6
I/O5
I/O4
I/O3
GND
I/O2
I/O1
I/O0
A0
A1
A2
2
2
2
2
®