MH4M36CJD-5 Просмотр технического описания (PDF) - MITSUBISHI ELECTRIC
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MH4M36CJD-5 Datasheet PDF : 14 Pages
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MITSUBISHI LSIs
MH4M36CJD-5,-6,-7
FAST PAGE MODE ( 4194304-WORD BY 36-BIT ) DYNAMIC RAM
FUNCTION
The MH4M36CJD provide, in addition
to normal read and write a number of other functions,
Table 1 Input conditions for each mode
e.g., fast page mode, RAS-only refresh.
The input conditions for each are shown in Table 1.
Operation
Read
Write (Early write)
RAS-only refresh
Hidden refresh
CAS before RAS refresh
Standby
RAS
ACT
ACT
ACT
ACT
ACT
NAC
CAS
ACT
ACT
NAC
ACT
ACT
DNC
Inputs
W
NAC
ACT
DNC
DNC
NAC
DNC
OE
ACT
DNC
DNC
ACT
DNC
DNC
Row
address
APD
APD
APD
DNC
DNC
DNC
Column
address
APD
APD
DNC
DNC
DNC
DNC
Note : ACT : active, NAC : nonactive, DNC : don' t care, VLD : valid, IVD : Invalid,APD : applied, OPN : open
Input/Output
Input
OPN
Output
VLD
APD
OPN
DNC
OPN
DNC
OPN
VLD
OPN
DNC
OPN
Refresh
YES
YES
YES
YES
YES
NO
Remark
Fast page
mode
identical
BLOCK DIAGRAM
24,25,26,27,29,30,31,32,33,34,35
Add
38 /W
41 /RAS0
11 /CAS0
CAS RAS WE Add OE
M5M417400CTP
DQ0 1
DQ1 2
DQ2 3
DQ3 4
54 /CAS2
CAS RAS WE Add OE
M5M417400CTP
DQ16 64
DQ17 63
DQ18 62
DQ19 61
CAS RAS WE Add OE
M5M417400CTP
DQ4 5
DQ5 6
DQ6 8
DQ7 9
CAS RAS WE Add OE
M5M417400CTP
DQ20 59
DQ21 58
DQ22 57
DQ23 56
CAS RAS WE Add OE
M5M44100CTP
DQP0 10
CAS RAS WE Add OE
M5M44100CTP
DQP2 55
23 /CAS1
CAS RAS WE Add OE
M5M417400CTP
CAS RAS WE Add OE
M5M417400CTP
CAS RAS WE Add OE
M5M44100CTP
DQ8 12
DQ9 13
DQ10 15
DQ11 16
DQ12 17
DQ13 18
DQ14 19
DQ15 20
DQP1 22
42 /CAS3
CAS RAS WE Add OE
M5M417400CTP
CAS RAS WE Add OE
M5M417400CTP
CAS RAS WE Add OE
M5M44100CTP
DQ24 52
DQ25 51
DQ26 50
DQ27 49
DQ28 48
DQ29 47
DQ30 45
DQ31 44
DQP3 43
MIT-DS-0035-0.0
MITSUBISHI
ELECTRIC
( 2 / 14 )
Jun/17/1996
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