IS61NLF51218A-7.5B3I ISSI, Integrated Silicon Solution Inc, IS61NLF51218A-7.5B3I Datasheet - Page 4

• Manufacturer Part Number: IS61NLF51218A-7.5B3I
• Description: IC SRAM 9MBIT 117MHZ 165BGA
• Manufacturer: ISSI, Integrated Silicon Solution Inc

Specifications of IS61NLF51218A-7.5B3I

• Format - Memory: RAM
• Memory Type: SRAM - Synchronous
• Memory Size: 9M (512K x 18)
• Speed: 117MHz
• Interface: Parallel
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 165-BGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

IS61NLF25636A/IS61NVF25636A
IS61NLF51218A/IS61NVF51218A
PIN CONFIGURATION — 256K
4
PIN DESCRIPTIONS
Note:
Symbol
A
A0, A1
ADV
WE
CLK
CKE
CE, CE2, CE2 Synchronous Chip Enable
BWx (x=a-d)
OE
ZZ
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
A0 and A1 are the two least significant bits (LSB) of the address field and set the internal burst counter if burst is desired.
MODE
DQPd
DQPc
DQd
DQd
DQd
DQd
DQc
DQc
DQc
DQc
NC
NC
NC
NC
1
Pin Name
Address Inputs
Synchronous Burst Address Inputs
Synchronous Burst Address Advance/
Load
Synchronous Read/Write Control Input
Synchronous Clock
Clock Enable
Synchronous Byte Write Inputs
Output Enable
Power Sleep Mode
DQd
DQd
DQd
DQd
DQc
DQc
DQc
DQc
NC
NC
NC
NC
NC
2
A
A
V
V
V
V
V
V
V
V
V
V
CE2
CE
NC
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
3
A
A
X
BWd
BWc
V
V
V
V
V
V
V
V
V
V
V
A
A
4
36, 165-Ball PBGA (TOP VIEW)
SS
SS
DD
DD
DD
DD
DD
DD
DD
DD
DD
Integrated Silicon Solution, Inc. — www.issi.com —
BWb
BWa
TMS
V
V
V
V
V
V
V
V
V
V
NC
TDI
5
SS
SS
SS
SS
SS
SS
SS
SS
SS
SS
CE2
CLK
V
V
V
V
V
V
V
V
V
V
A1*
A0*
NC
6
SS
SS
SS
SS
SS
SS
SS
SS
SS
SS
MODE
TCK, TDI
TDO, TMS
V
NC
DQx
DQPx
V
V
SS
DD
DDQ
CKE
TDO
TCK
V
V
V
V
V
V
V
V
V
V
WE
NC
7
SS
SS
SS
SS
SS
SS
SS
SS
SS
SS
Burst Sequence Selection
JTAG Pins
3.3V/2.5V Power Supply
No Connect
Data Inputs/Outputs
Parity Data I/O
Isolated output Power Supply
3.3V/2.5V
Ground
ADV
V
V
V
V
V
V
V
V
V
V
V
OE
A
A
8
SS
SS
DD
DD
DD
DD
DD
DD
DD
DD
DD
V
V
V
V
V
V
V
V
V
V
NC
NC
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
9
A
A
A
DQb
DQb
DQb
DQb
DQa
DQa
DQa
DQa
NC
NC
NC
10
A
A
A
A
1-800-379-4774
DQPb
DQPa
02/22/2011
DQb
DQb
DQb
DQb
DQa
DQa
DQa
DQa
NC
NC
NC
11
ZZ
A
Rev. E