glt440l16 G-Link Technology Corporation, glt440l16 Datasheet - Page 3

• Manufacturer Part Number: glt440l16
• Description: 256k X 16 Cmos Dynamic Ram With Extended Data Output
• Manufacturer: G-Link Technology Corporation

Absolute Maximum Ratings*
Operating Temperature, T
*Note:Operation above Absolute Maximum Ratings can
Electrical Specifications
Block Diagram :
Storage Temperature(plastic)....-55 C to +150 C
Voltage Relative to V
Short Circuit Output Current......................50mA
Power Dissipation......................................1.0W
A
A
A
A
0
1
7
8
l
l
l
UCAS
RAS
LCAS
V
V
All voltages are referenced to GND.
After power up, wait more than 100 s and then, execute eight
refresh cycles as dummy cycles to initialize internal circuit.
abversely affect device reliability.
CAS
OE
WE
CC
SS
.
.
G-LINK
.....................................-10 C to +70 C
means
AND PREDECODERS
ADDRESS BUFFERS
GENERATOR
RAS CLOCK
COUNTER
UCAS
REFRESH
SS
............….-1.0V to + 4.6V
9
and
A
(ambient)
LCAS
Web : www.glink.com.tw
256K X 16 CMOS DYNAMIC RAM WITH EXTENDED DATA OUTPUT
G-Link Technology Corporation,Taiwan
.
GENERATOR
X
CAS CLOCK
0
- x
8
TEL : [phone]
Y
0
- Y
DECODERS
8
- 3 -
COLUMN DECODERS
ROW
SENSE AMPLIFIERS
Email : [e-mail]
Capacitance*
T
Symbol
A
*Note: Capacitance is sampled and not 100% tested
C
=25 C, V
C
C
Data I/O BUS
OUT
512 × 16
IN1
IN2
GENERATOR
WE CLOCK
512
Address Input
Data Input/Output
RAS
CC
MEMORY
,
=3.3V 10%, V
ARRAY
LCAS
Parameter
CAS
,
UCAS
-before-
GENERATOR
OE CLOCK
,
WE
BUFFER
SS
I/O
,
=0V
OE
RAS
Typ
GLT440L16
or
3
4
5
Nov. 2004 (Rev.2.6)
RAS
Max.
4
5
7
-only
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
Unit
pF
pF
pF