HM628512 Series
Function Table
WE
X
H
H
L
L
CS
H
L
L
L
L
OE
X
H
L
H
L
Mode
Not selected
Output disable
Read
Write
Write
V
CC
Current
I
SB
, I
SB1
I
CC
I
CC
I
CC
I
CC
Dout Pin
High-Z
High-Z
Dout
Din
Din
Ref. Cycle
—
—
Read cycle
Write cycle (1)
Write cycle (2)
Note: X: H or L
Absolute Maximum Ratings
Parameter
Voltage on any pin relative to V
SS *1
Power dissipation
Operating temperature
Storage temperature
Storage temperature under bias
Symbol
V
T
P
T
Topr
Tstg
Tbias
Value
–0.5
*2
to +7.0
1.0
0 to +70
–55 to +125
–10 to +85
Unit
V
W
°C
°C
°C
Notes: 1. Relative to V
SS
.
2. –3.0 V for pulse half-width
≤
30 ns
Recommended DC Operating Conditions
(Ta = 0 to +70°C)
Parameter
Supply voltage
Symbol
V
CC
V
SS
Input high (logic 1) voltage
Input low (logic 0) voltage
Note:
V
IH
V
IL
Min
4.5
0
2.2
–0.3
*1
Typ
5.0
0
—
—
Max
5.5
0
6.0
0.8
Unit
V
V
V
V
1. –3.0 V for pulse half-width
≤
30 ns
5
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