LH52256CD-70LL 데이터 시트보기 (PDF) - Sharp Electronics
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LH52256CD-70LL Datasheet PDF : 11 Pages
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CMOS 256K (32K × 8) Static RAM
LH52256C/CH
TRUTH TABLE
CE
WE
OE
MODE
H
X
X
L
H
L
Standby
Read
L
H
H
Output disable
L
L
X
Write
NOTE:
1. X = Don’t care, L = Low, H = High
I/O1 - I/O8
High impedance
Data output
High impedance
Data input
SUPPLY CURRENT
Standby (ISB)
Active (ICC)
Active (ICC)
Active (ICC)
NOTE
1
1
1
1
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATING
Supply voltage
Input voltage
Operating temperature
VCC
VIN
TOPR
–0.5 to +7.0
–0.5 to VCC + 0.5
0 to +70
Storage temperature
TSTG
–65 to +150
NOTES:
1. The maximum applicable voltage on any pin with respect to GND.
2. Undershoot of -3.0 V is allowed width of pulse below 50 ns.
UNIT
V
V
°C
°C
NOTE
1
1, 2
RECOMMENDED DC OPERATING CONDITIONS (TA = 0°C to +70°C)
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNIT
NOTE
Supply voltage
VCC
4.5
5.0
5.5
V
Input voltage
VIH
2.2
VCC + 0.5
V
VIL
–0.5
0.8
V
1
NOTE:
1. Undershoot of -3.0 V is allowed width of pulse below 50 ns.
3
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