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HM6264A Datasheet(PDF) 3 Page - Hitachi Semiconductor

Part No. HM6264A
Description  8192-word x 8-bit High Speed CMOS Static RAM
Download  10 Pages
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Maker  HITACHI [Hitachi Semiconductor]
Homepage  http://www.renesas.com/eng
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HM6264A Datasheet(HTML) 3 Page - Hitachi Semiconductor

 
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HM6264A Series
HM6264A Series
Truth Table
WE
CS1
CS2
OE
Mode
I/O pin
VCC current
Note
High Z
ISB, ISB1
High Z
ISB, ISB1
H
L
H
H
Output disabled
High Z
ICC
H
L
H
L
Read
Dout
ICC
Read cycle
L
L
H
H
Write
Din
ICC
Write cycle 1
L
L
H
L
Write
Din
ICC
Write cycle 2
Note:
×: Don’t care.
Absolute Maximum Ratings
Parameter
Symbol
Rating
Unit
Terminal voltage *1
VT
–0.5 *2 to +7.0
V
Power dissipation
PT
1.0
W
Operating temperature
Topr
0 to +70
°C
Storage temperature
Tstg
–55 to +125
°C
Storage temperature (under bias)
Tbias
–10 to +85
°C
Notes:
1. With respect to VSS.
2. –3.0 V for pulse width
≤ 50 ns
Recommended DC Operating Conditions (Ta = 0 to +70°C)
Parameter
Symbol
Min
Typ
Max
Unit
VCC
4.5
5.0
5.5
V
VSS
000V
VIH
2.2
6.0
V
VIL
–0.3 *1
0.8
V
Note:
1. –3.0 V for pulse width
≤ 50 ns
Input voltage
Supply voltage
Not selected
(power down)
×
H
××
××
L
×


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