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LY62L20488GL-55SLE Datasheet(PDF) 2 Page - Lyontek Inc.

Part # LY62L20488GL-55SLE
Description  2048K X 8 BIT LOW POWER CMOS SRAM
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Manufacturer  LYONTEK [Lyontek Inc.]
Direct Link  http://www.lyontek.com.tw
Logo LYONTEK - Lyontek Inc.

LY62L20488GL-55SLE Datasheet(HTML) 2 Page - Lyontek Inc.

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LY62L20488
Rev. 1.1
2048K X 8 BIT LOW POWER CMOS SRAM
Lyontek Inc. reserves the rights to change the specifications and products without notice.
5F, No. 2, Industry E. Rd. IX, Science-Based Industrial Park, Hsinchu 300, Taiwan.
TEL: 886-3-6668838
FAX: 886-3-6668836
1
®
FEATURES
Fast access time : 55/70ns
Low power consumption:
Operating current : 45/30mA (TYP.)
Standby current : 10
μA (TYP.) LL-version
4
μA (TYP.) SL-version
Single 2.7V ~ 3.6V power supply
All inputs and outputs TTL compatible
Fully static operation
Tri-state output
Data retention voltage : 1.2V (MIN.)
Green package available
Package : 44-pin 400 mil TSOP-II
48-ball 6mm x 8mm TFBGA
GENERAL DESCRIPTION
The LY62L20488 is a 16,777,216-bit low power
CMOS static random access memory organized as
2,097,152 words by 8 bits. It is fabricated using very
high performance, high reliability CMOS technology.
Its standby current is stable within the range of
operating temperature.
The LY62L20488 is well designed for very low
power system applications, and particularly well
suited for battery back-up nonvolatile memory
application.
The LY62L20488 operates from a single power
supply of 2.7V ~ 3.6V and all inputs and outputs are
fully TTL compatible
PRODUCT FAMILY
Product
Family
Operating
Temperature
Vcc Range
Speed
Power Dissipation
Standby(ISB1,TYP.)
Operating(Icc,TYP.)
LY62L20488
0 ~ 70℃
2.7 ~ 3.6V
55/70ns
10µA(LL)/4µA(SL)
45/30mA
LY62L20488(E)
-20 ~ 80℃
2.7 ~ 3.6V
55/70ns
10µA(LL)/4µA(SL)
45/30mA
LY62L20488(I)
-40 ~ 85℃
2.7 ~ 3.6V
55/70ns
10µA(LL)/4µA(SL)
45/30mA
FUNCTIONAL BLOCK DIAGRAM
DECODER
I/O DATA
CIRCUIT
CONTROL
CIRCUIT
2048Kx8
MEMORY ARRAY
COLUMN I/O
A0-A20
Vcc
Vss
DQ0-DQ7
CE#
WE#
OE#
CE2
PIN DESCRIPTION
SYMBOL
DESCRIPTION
A0 – A20
Address Inputs
DQ0 – DQ7
Data Inputs/Outputs
CE#, CE2
Chip Enable Inputs
WE#
Write Enable Input
OE#
Output Enable Input
VCC
Power Supply
VSS
Ground
NC
No Connection


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