IS61LV256-15J ISSI, Integrated Silicon Solution Inc, IS61LV256-15J Datasheet - Page 7

• 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
WRITE CYCLE NO. 2 (
Integrated Silicon Solution, Inc.
Rev. F 0296
SR81995LV61
Notes:
1. The internal write time is defined by the overlap of
2. I/O will assume the High-Z state if
ORDERING INFORMATION
Commercial Range: 0 C to +70 C
Speed (ns)
but any one can go inactive to terminate the Write. The Data Input Setup and Hold timing are referenced to the rising or falling
edge of the signal that terminates the Write.
12
12
12
15
15
15
20
20
20
25
25
25
ADDRESS
Order Part No.
IS61LV256-12N
IS61LV256-12T
IS61LV256-12J
IS61LV256-15N
IS61LV256-15T
IS61LV256-15J
IS61LV256-20N
IS61LV256-20T
IS61LV256-20J
IS61LV256-25N
IS61LV256-25T
IS61LV256-25J
D
OUT
WE
D
CE
IN
CE CE CE CE CE
Controlled)
Package
300-mil Plastic DIP
TSOP - 450 mil
300-mil Plastic SOJ
300-mil Plastic DIP
450-mil TSOP
300-mil Plastic SOJ
300-mil Plastic DIP
450-mil TSOP
300-mil Plastic SOJ
300-mil Plastic DIP
450-mil TSOP
300-mil Plastic SOJ
OE
DATA UNDEFINED
t
SA
V
IH
.
(1,2)
CE
t
HZWE
t
LOW and
AW
t
SCE
t
PWE
t
WC
WE
HIGH-Z
LOW. All signals must be in valid states to initiate a Write,
ORDERING INFORMATION
Industrial Range: –40 C to +85 C
Speed (ns)
t
SD
DATA-IN VALID
12
12
12
15
15
15
20
20
20
25
25
25
t
HA
t
Order Part No.
IS61LV256-12NI
IS61LV256-12TI
IS61LV256-12JI
IS61LV256-15NI
IS61LV256-15TI
IS61LV256-15JI
IS61LV256-20NI
IS61LV256-20TI
IS61LV256-20JI
IS61LV256-25NI
IS61LV256-25TI
IS61LV256-25JI
t
HD
LZWE
Package
300-mil Plastic SOJ
300-mil Plastic SOJ
300-mil Plastic SOJ
300-mil Plastic SOJ
300-mil Plastic DIP
TSOP - 450 mil
300-mil Plastic DIP
450-mil TSOP
300-mil Plastic DIP
450-mil TSOP
300-mil Plastic DIP
450-mil TSOP
ISSI
2-7
®