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GLT44016 View Datasheet(PDF) - G-Link Technology

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GLT44016 Datasheet PDF : 17 Pages
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G-LINK
GLT44016
256K X 16 CMOS DYNAMIC RAM WITH EXTENDED DATA OUTPUT
Aug, 2000(Rev.3.1)
Absolute Maximum Ratings*
Capacitance*
TA=25°C, VCC=5V±10%, VSS=0V
Operating Temperature, TA (ambient)
Symbol
Parameter
.......................................-0°C to +70°C
Storage Temperature(plastic)....-55°C to +150°C CIN1 Address Input
Voltage Relative to VSS...............-1.0V to + 7.0V
Short Circuit Output Current......................50mA
Power Dissipation......................................1.0W
CIN2
COUT
RAS , LCAS , UCAS , WE , OE
Data Input/Output
Max. Unit
5 pF
7 pF
7 pF
*Note:Operation above Absolute Maximum Ratings can *Note: Capacitance is sampled and not 100% tested
abversely affect device reliability.
Electrical Specifications
l CAS means UCAS and LCAS .
l All voltages are referenced to GND.
l After power up, wait more than 100µs and then, execute eight CAS -before-RAS or RAS -only
refresh cycles as dummy cycles to initialize internal circuit.
Block Diagram :
OE
WE
UCAS
LCAS
RAS
RAS CLOCK
GENERATOR
CAS CLOCK
GENERATOR
WE CLOCK
GENERATOR
OE CLOCK
GENERATOR
VCC
VSS
A0
A1
.
A7
.
A8
REFRESH
COUNTER
9
Data I/O BUS
COLUMN DECODERS
SENSE AMPLIFIERS
Y0 - Y8
512 × 16
ADDRESS BUFFERS
AND PREDECODERS
X0 - x8
ROW
DECODERS
512
MEMORY
ARRAY
I/O
BUFFER
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
I/O8
I/O9
I/O10
I/O11
I/O12
I/O13
I/O14
I/O15
I/O16
G-Link Technology Corporation
2701Northwestern Parkway
Santa Clara, CA 95051, U.S.A.
-3-
G-Link Technology Corporation,Taiwan
6F, No. 24-2, Industry E. RD. IV, Science Based
Industrial Park, Hsin Chu, Taiwan.
 

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