AS4C1M16E5-45JC Просмотр технического описания (PDF) - Alliance Semiconductor
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AS4C1M16E5-45JC Datasheet PDF : 22 Pages
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AS4C1M16E5
®
Absolute maximum ratings
Parameter
Input voltage
Input voltage (DQs)
Power supply voltage
Storage temperature (plastic)
Soldering temperature × time
Power dissipation
Short circuit output current
Symbol
Min
Vin
-1.0
VDQ
-1.0
VCC
-1.0
TSTG
-65
TSOLDER
–
PD
–
Iout
–
Max
+7.0
VCC + 0.5
+7.0
+150
260 × 10
1
50
Unit
V
V
V
°C
oC × sec
W
mA
Truth table
Operation
Standby
Word read
Lower byte
read
Upper byte
read
Word
(early) write
Lower byte
(early) write
Upper byte
(early) write
Read write
EDO read
EDO write
EDO
read write
RAS only
refresh
CBR refresh
RAS
H
L
L
L
L
L
L
L
1st cycle L
2nd cycle L
Any cycle L
1st cycle L
2nd cycle L
1st cycle L
2nd cycle L
L
H to L
LCAS
H to X
L
L
H
L
L
H
L
H to L
H to L
L to H
H to L
H to L
H to L
H to L
H
L
UCAS
H to X
L
H
L
L
H
L
L
H to L
H to L
L to H
H to L
H to L
H to L
H to L
H
L
WE OE
X
X
H
L
H
L
H
L
L
X
L
X
L
X
H to L
H
H
H
L
L
H to L
H to L
L to H
L
L
L
X
X
L to H
L to H
X
X
H
X
Addresses
tR
tC
X
X
ROW COL
ROW COL
ROW COL
DQ0 to DQ15 Notes
High-Z
Data out
Lower byte,
Upper byte, Data out
Lower byte,
Data out, Upper byte
ROW COL
Data in
ROW
ROW
ROW
ROW
n/a
n/a
ROW
n/a
ROW
n/a
COL
Lower byte, Data in,
Upper byte, High-Z
Lower byte, High-Z,
COL Upper byte, Data in
COL Data out, Data in 1,2
COL
Data out
2
COL
Data out
2
n/a
Data out
2
COL
Data in
1
COL
Data in
1
COL Data out, Data in 1,2
COL Data out, Data in 1,2
ROW n/a
High Z
X
X
High Z
3
4/11/01; v.1.0
Alliance Semiconductor
P. 3 of 22
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