K7A803609A Datasheet, PDF (6/20 Pages) Samsung semiconductor – 256Kx36 & 512Kx18 Synchronous SRAM

K7A803609A
K7A801809A
256Kx36 & 512Kx18 Synchronous SRAM
119BGA PACKAGE PIN CONFIGURATIONS(TOP VIEW)
K7A801809A(512Kx18)
1
2
3
4
5
6
A
VDDQ
A
A
ADSP
A
A
B
NC
CS2
A
ADSC
A
A
C
NC
A
A
VDD
A
A
D
DQb
NC
VSS
NC
VSS
DQPa
E
NC
DQb
VSS
CS1
VSS
NC
F
VDDQ
NC
VSS
OE
VSS
DQa
G
NC
DQb
WEb
ADV
VSS
NC
H
DQb
NC
VSS
GW
VSS
DQa
J
VDDQ
VDD
NC
VDD
NC
VDD
K
NC
DQb
VSS
CLK
VSS
NC
L
DQb
NC
VSS
NC
WEa
DQa
M
VDDQ
DQb
VSS
BW
VSS
NC
N
DQb
NC
VSS
A1*
VSS
DQa
P
NC
DQPb
VSS
A0*
VSS
NC
R
NC
A
LBO
VDD
NC
A
T
NC
A
A
NC
A
A
U
VDDQ
NC
NC
NC
NC
NC
Note : * A0 and A1 are the two least significant bits(LSB) of the address field and set the internal burst counter if burst is desired.
7
VDDQ
NC
NC
NC
DQa
VDDQ
DQa
NC
VDDQ
DQa
NC
VDDQ
NC
DQa
NC
ZZ
VDDQ
PIN NAME
SYMBOL
A
A0,A1
ADV
ADSP
ADSC
CLK
CS1
CS2
WEx
(x=a,b)
OE
GW
BW
ZZ
LBO
PIN NAME
Address Inputs
Burst Count Address
Burst Address Advance
Address Status Processor
Address Status Controller
Clock
Chip Select
Chip Select
Byte Write Inputs
Output Enable
Global Write Enable
Byte Write Enable
Power Down Input
Burst Mode Control
SYMBOL
VDD
VSS
N.C.
DQa
DQb
DQPa~Pb
VDDQ
PIN NAME
Power Supply(+3.3V)
Ground
No Connect
Data Inputs/Outputs
Data Inputs/Outputs
Data Inputs/Outpus
Output Power Supply
(2.5V or 3.3V)
-6-
July 2000
Rev 1.0