M5M44260CTP-5 Mitsubishi, M5M44260CTP-5 Datasheet - Page 6

• Manufacturer Part Number: M5M44260CTP-5
• Description: FAST PAGE MODE 4194304-BIT (262144-WORD BY 16-BIT) DYNAMIC RAM
• Manufacturer: Mitsubishi

6
M5M44260CJ,TP-5,-5S : Under development
Read-Write and Read-Modify-Write Cycles
Note 22:
Write Cycle (Early Write and Delayed Write)
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
WC
RAS
CAS
CSH
RSH
WCS
WCH
CWL
RWL
WP
DS
DH
OEH
Symbol
RWC
RAS
CAS
RSH
RCS
CWD
RWD
AWD
CWL
RWL
WP
DS
DH
OEH
Symbol
CSH
23:
t
t
will remain high impedance throughout the entire cycle. If
(for fast page mode cycle only), the cycle is a read-modify-write cycle and the DQ will contain the data read from the selected address.
If neither of the above condition (delayed write) of the DQ (at access time and until CAS or OE goes back to V
RWC
WCS
,
is specified as
Write cycle time
RAS low pulse width
CAS low pulse width
CAS hold time after RAS low
RAS hold time after CAS low
Write setup time before CAS low
Write hold time after CAS low
CAS hold time after W low
RAS hold time after W low
Write pulse width
Data setup time before CAS low or W low
Data hold time after CAS low or W low
OE hold time after W low
Read write/read modify write cycle time
RAS low pulse width
CAS low pulse width
CAS hold time after RAS low
RAS hold time after CAS low
Read setup time before CAS low
Delay time, CAS low to W low
Delay time, RAS low to W low
Delay time, address to W low
CAS hold time after W low
RAS hold time after W low
Data setup time before CAS low or W low
Data hold time after CAS low or W low
OE hold time after W low
Write pulse width
t
CWD
,
t
RWD
and
t
RWC(min)
t
AWD
and
=
t
RAC(max)
t
Parameter
Parameter
CPWD
FAST PAGE MODE 4194304-BIT (262144-WORD BY 16-BIT) DYNAMIC RAM
are specified as reference points only. If
+
t
ODD(min)
+
t
RWL(min)
t
CWD
+
t
(Note 23)
(Note 22)
(Note 23)
(Note 23)
(Note 23)
RP(min)
M5M44260CJ,TP-5,-6,-7,-5S,-6S,-7S
t
CWD(min)
+4
t
T
,
.
t
M5M44260C-5,-5S M5M44260C-6,-6S M5M44260C-7,-7S
M5M44260C-5,-5S M5M44260C-6,-6S M5M44260C-7,-7S
RWD
Min
126
Min
90
50
13
50
13
13
13
13
86
49
86
49
31
68
43
13
13
13
0
8
8
0
t
8
0
0
8
8
WCS
t
RWD(min)
10000
10000
10000
10000
Max
Max
t
WCS(min)
,
t
AWD
150
100
100
110
Min
Min
the cycle is an early write cycle and the DQ pins
55
55
35
80
50
15
15
10
10
15
60
60
15
15
10
15
15
10
10
15
0
0
0
0
Limits
Limits
t
AWD(min)
10000
10000
10000
10000
Max
Max
IH
) is indeterminate.
and
180
120
120
t
130
Min
Min
CPWD
70
70
45
95
60
20
20
15
15
20
70
20
70
20
15
20
20
15
15
20
0
0
0
0
MITSUBISHI LSIs
10000
10000
10000
10000
t
Max
Max
CPWD(min)
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns