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HM62W16258BI Datasheet(PDF) 6 Page - Renesas Technology Corp

Part No. HM62W16258BI
Description  4 M SRAM (256-kword ´ 16-bit)
Download  17 Pages
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Maker  RENESAS [Renesas Technology Corp]
Homepage  http://www.renesas.com
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HM62W16258BI Datasheet(HTML) 6 Page - Renesas Technology Corp

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HM62W16258BI Series
4
Operation Table
CS
WE
OE
UB
LB
I/O0 to I/O7
I/O8 to I/O15
Operation
H
××××
High-Z
High-Z
Standby
×××
H
H
High-Z
High-Z
Standby
L
H
L
L
L
Dout
Dout
Read
L
H
L
H
L
Dout
High-Z
Lower byte read
L
H
L
L
H
High-Z
Dout
Upper byte read
LL
×
L
L
Din
Din
write
LL
×
H
L
Din
High-Z
Lower byte write
LL
×
L
H
High-Z
Din
Upper byte write
LH
H
××
High-Z
High-Z
Output disable
Note:
H: V
IH, L: VIL, ×: VIH or VIL
Absolute Maximum Ratings
Parameter
Symbol
Value
Unit
Power supply voltage relative to V
SS
V
CC
–0.5 to + 4.6
V
Terminal voltage on any pin relative to V
SS
V
T
–0.5*
1 to V
CC + 0.3*
2
V
Power dissipation
P
T
1.0
W
Storage temperature range
Tstg
–55 to +125
°C
Storage temperature range under bias
Tbias
–40 to +85
°C
Notes: 1. V
T min: –3.0 V for pulse half-width ≤ 30 ns.
2. Maximum voltage is +4.6 V.
DC Operating Conditions
Parameter
Symbol
Min
Typ
Max
Unit
Note
Supply voltage
V
CC
3.0
3.3
3.6
V
V
SS
000V
Input high voltage
V
IH
2.2
V
CC + 0.3
V
Input low voltage
V
IL
–0.3
0.6
V
1
Ambient temperature range
Ta
–40
85
°C
Note:
1. V
IL min:
–3.0 V for pulse half-width
≤ 30 ns.


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