LY622568SLI Просмотр технического описания (PDF) - Unspecified
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LY622568SLI Datasheet PDF : 14 Pages
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®
Rev. 2.2
LY622568
256K X 8 BIT LOW POWER CMOS SRAM
PIN CONFIGURATION
A17
1
A16
2
A14
3
A12
4
A7
5
A6
6
A5
7
A4
8
A3
9
A2
10
A1
11
A0
12
DQ0
13
DQ1
14
DQ2
15
Vss
16
32
Vcc
31
A15
30
CE2
29
WE#
28
A13
A11
1
27
A8
A9
2
A8
3
26
A9
A13
4
WE#
5
25
A11
CE2
6
A15
7
24
OE#
Vcc
8
A17
9
23
A10
A16
10
A14
11
22
CE#
A12
12
A7
13
21
DQ7
A6
14
A5
15
20
DQ6
A4
16
19
DQ5
18
DQ4
17
DQ3
SOP/P-DIP
ABSOLUTE MAXIMUN RATINGS*
LY622568
TSOP-I/STSOP
32
OE#
31
A10
30
CE#
29
DQ7
28
DQ6
27
DQ5
26
DQ4
25
DQ3
24
Vss
23
DQ2
22
DQ1
21
DQ0
20
A0
19
A1
18
A2
17
A3
PARAMETER
SYMBOL
RATING
UNIT
Voltage on VCC relative to VSS
VT1
-0.5 to 6.5
V
Voltage on any other pin relative to VSS
VT2
-0.5 to VCC+0.5
V
Operating Temperature
0 to 70(C grade)
TA
-20 to 80(E grade)
℃
Storage Temperature
-40 to 85(I grade)
TSTG
-65 to 150
℃
Power Dissipation
PD
1
W
DC Output Current
IOUT
50
mA
*Stresses greater than those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress
rating only and functional operation of the device or any other conditions above those indicated in the operational sections of this
specification is not implied. Exposure to the absolute maximum rating conditions for extended period may affect device reliability.
TRUTH TABLE
MODE
CE#
H
Standby
X
Output Disable
L
Read
L
Write
L
Note: H = VIH, L = VIL, X = Don't care.
CE2
X
L
H
H
H
OE#
X
X
H
L
X
WE#
X
X
H
H
L
I/O OPERATION
High-Z
High-Z
High-Z
DOUT
DIN
SUPPLY CURRENT
ISB1
ISB1
ICC,ICC1
ICC,ICC1
ICC,ICC1
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
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