4M x 36 DRAM SIMM Using 4Mx16 & Quad CAS 4Mx4, 4K Refresh, 5V
GENERAL DESCRIPTIONFEATURES
The Samsung KMM5364003B is a 4Mx36bits Dynamic RAM
high density memory module. The Samsung KMM5364003B
consists of two CMOS 4Mx16bits and one CMOS Quad CAS
4Mx4bits DRAMs in TSOP packages mounted on a 72-pin
glass-epoxy substrate. A 0.1 or 0.22uF decoupling capacitor
is mounted on the printed circuit board for each DRAM. The
KMM5364003B is a Single In-line Memory Module with edge
connections and is intended for mounting into 72 pin edge
connector sockets.
SAMSUNG ELECTRONICS CO., LTD. reserves the right to
change products and specifications without notice.
Vss
NC
Vss
Vss
Vss
NC
NC
NC
DRAM MODULEKMM5364003BSW/BSWG
FUNCTIONAL BLOCK DIAGRAM
RAS0/RAS2
CAS0
CAS1
47Ω
47Ω
RAS
LCAS
UCAS
OE
W A0-A11
RAS
CAS0
CAS1
CAS2
CAS3
W A0-A11
U0
U1
DQ0
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7
DQ8
DQ9
DQ10
DQ11
DQ12
DQ13
DQ14
DQ15
DQ0
DQ1
DQ2
DQ3
DQ0
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7
DQ9
DQ10
DQ11
DQ12
DQ13
DQ14
DQ15
DQ16
DQ8
DQ17
DQ26
DQ35
CAS2
CAS3
W
A0-A11
47Ω
47Ω
Vcc
Vss
DQ0
RAS
LCAS
UCAS
OE
U2
W A0-A11
0.1 or 0.22uF Capacitor
for each DRAM
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7
DQ8
DQ9
DQ10
DQ11
DQ12
DQ13
DQ14
DQ15
DQ18
DQ19
DQ20
DQ21
DQ22
DQ23
DQ24
DQ25
DQ27
DQ28
DQ29
DQ30
DQ31
DQ32
DQ33
DQ34
To all DRAMs
DRAM MODULEKMM5364003BSW/BSWG
ABSOLUTE MAXIMUM RATINGS *
ItemSymbolRatingUnit
Voltage on any pin relative to VSS
Voltage on VCC supply relative to VSS
Storage Temperature
Power Dissipation
Short Circuit Output Current
* Permanent device damage may occur if ABSOLUTE MAXIMUM RATINGS are exceeded. Functional operation should be restricted to
the conditions as detailed in the operational sections of this data sheet. Exposure to absolute maximum rating conditions for intended
periods may affect device reliability.
RECOMMENDED OPERATING CONDITIONS(Voltage referenced to VSS, TA = 0 to 70°C)
ItemSymbolMinTyp MaxUnit
Supply Voltage
Ground
Input High Voltage
Input Low Voltage
*1 : VCC+2.0V at pulse width≤20ns, which is measured at VCC.
*2 : -2.0V at pulse width≤20ns, which is measured at VSS.
DC AND OPERATING CHARACTERISTICS(Recommended operating conditions unless otherwise noted)
SymbolSpeed
ICC1
ICC2Don′t care-6mA
ICC3
ICC4-5
ICC5Don′t care-3mA
ICC6
II(L)
IO(L)
VOH
VOL
-5
-6
-5
-6
-6
-5
-6
Don′t care
Don′t care
VIN, VOUT
VCC
Tstg
Pd
IOS
VCC
VSS
VIH
VIL
KMM5364003BSW/BSWG
MinMax
-
-
-
-
-
-
-
-
-10
-5
2.4
-
4.5
2.4
-1.0
0
*2
-1 to +7.0
-1 to +7.0
-55 to +125
3
50
5.0
0
-
-
330
300
330
300
220
190
330
300
10
5
-
0.4
5.5
VCC
0.8
V
V
°C
W
mA
0
*1
V
V
V
V
Unit
mA
mA
mA
mA
mA
mA
mA
mA
uA
uA
V
V
ICC1
: Operating Current * (RAS, CAS, Address cycling @tRC=min)
ICC2
: Standby Current (RAS=CAS=W=VIH)
ICC3
: RAS Only Refresh Current * (CAS=VIH, RAS cycling @tRC=min)
ICC4
: Fast Page Mode Current * (RAS=VIL, CAS cycling : tPC=min)
ICC5
: Standby Current (RAS=CAS=W=Vcc-0.2V)
ICC6
: CAS-Before-RAS Refresh Current * (RAS and CAS cycling @tRC=min)
I(IL)
: Input Leakage Current (Any input 0≤VIN≤Vcc+0.5V, all other pins not under test=0 V)
I(OL)
: Output Leakage Current(Data Out is disabled, 0V≤VOUT≤Vcc)
VOH
: Output High Voltage Level (IOH = -5mA)
VOL
: Output Low Voltage Level (IOL = 4.2mA)
* NOTE : ICC1, ICC3, ICC4 and ICC6 are dependent on output loading and cycle rates. Specified values are obtained with the output open.
ICC is specified as an average current. In ICC1 and ICC3, address can be changed maximum once while RAS=VIL. In ICC4,
address can be changed maximum once within one Fast page mode cycle time, tPC.
AC CHARACTERISTICS (0°C≤TA≤70°C, VCC=5.0V±10%. See notes 1,2.)
Test condition : Vih/Vil=2.6/0.8V, Voh/Vol=2.4/0.4V, output loading CL=100pF
25
31
31
24
17
pF
pF
pF
pF
pF
ParameterSymbol
Random read or write cycle time
Access time from RAS
Access time from CAS
Access time from column address
CAS to output in Low-Z
Output buffer turn-off delay
Transition time(rise and fall)
RAS precharge time
RAS pulse width
RAS hold time
CAS hold time
CAS pulse width
RAS to CAS delay time
RAS to column address delay time
CAS to RAS precharge time
Row address set-up time
Row address hold time
Column address set-up time
Column address hold time
Column address to RAS lead time
Read command set-up time
Read command hold referenced to CAS
Read command hold referenced to RAS
Write command hold time
Write command pulse width
Write command to RAS lead time
Write command to CAS lead time
Data set-up time
Data hold time
Refresh period
Write command set-up time
CAS setup time(CAS-before-RAS refresh)
CAS hold time(CAS-before-RAS refresh)
RAS to CAS precharge time
Access time from CAS precharge
AC CHARACTERISTICS (0°C≤TA≤70°C, VCC=5.0V±10%. See notes 1,2.)
Test condition : Vih/Vil=2.6/0.8V, Voh/Vol=2.4/0.4V, output loading CL=100pF
ParameterSymbol
Fast page mode cycle time
CAS precharge time(Fast page cycle)
RAS pulse width(Fast page cycle)
W to RAS precharge time(C-B-R refresh)
W to RAS hold time(C-B-R refresh)
tPC
tCP
tRASP
tWRP
tWRH
NOTES
An initial pause of 200us is required after power-up followed
1.
by any 8 RAS-only or CAS-before-RAS refresh cycles before
proper device operation is achieved.
2.
Input voltage levels are Vih/Vil. VIH(min) and VIL(max) are reference levels for measuring timing of input signals. Transition times are measured between VIH(min) and VIL(max) and
are assumed to be 5ns for all inputs.
Measured with a load equivalent to 2 TTL loads and 100pF.
3.
Operation within the tRCD(max) limit insures that tRAC(max)
4.
can be met. tRCD(max) is specified as a reference point only.
If tRCD is greater than the specified tRCD(max) limit, then
access time is controlled exclusively by tCAC.
5.
Assumes that tRCD≥tRCD(max).
-5-6
MinMaxMinMax
3540ns
1010ns
50200K60200Kns
1010ns
1010ns
This parameter defines the time at which the output achieves
6.
the open circuit condition and is not referenced to VOH or
VOL.
tWCS is non-restrictive operating parameter. It is included in
7.
the data sheet as electrical characteristics only. If
UnitNote
tWCS≥tWCS(min), the cycle is an early write cycle and the
data out pin will remain high impedance for the duration of
the cycle.
Either tRCH or tRRH must be satisfied for a read cycle.
8.
9.
These parameters are referenced to the CAS leading edge in
early write cycles.
Operation within the tRAD(max) limit insures that tRAC(max)
10.
can be met. tRAD(max) is specified as reference point only. If
tRAD is greater than the specified tRAD(max) limit, then
access time is controlled by tAA.
DRAM MODULEKMM5364003BSW/BSWG
READ CYCLE
tRC
RAS
CAS
OE
DQ
A
W
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
VOH -
VOL -
tCRP
tASRtRAH
ROW
ADDRESS
tRAD
OPEN
tASC
tRCS
tRAC
tRAS
tCSH
tRSHtRCD
tCAS
tRAL
tCAH
COLUMN
ADDRESS
tAA
tOEA
tCAC
tCLZ
DATA-OUT
tRP
tCRP
tRCH
tRRH
tOFF
tOEZ
Don′t care
Undefined
DRAM MODULEKMM5364003BSW/BSWG
WRITE CYCLE ( EARLY WRITE )
NOTE : DOUT = OPEN
RAS
CAS
OE
W
A
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
tCRP
tASRtRAH
ROW
ADDRESS
tRAD
tASC
tWCS
tRAS
tCSH
tCAH
COLUMN
ADDRESS
tCWL
tRWL
tWCH
tWP
tRC
tRSHtRCD
tCAS
tRAL
tRP
tCRP
DQ
VIH -
VIL -
tDS
tDH
DATA-IN
Don′t care
Undefined
DRAM MODULEKMM5364003BSW/BSWG
WRITE CYCLE ( OE CONTROLLED WRITE )
NOTE : DOUT = OPEN
RAS
CAS
W
OE
DQ
A
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
tCRP
tASRtRAH
ROW
ADDRESS
tRAD
tASC
tOED
tRAS
tCSH
tCAH
COLUMN
ADDRESS
tDS
tRSHtRCD
tCAS
tWP
tOEH
DATA-IN
tRC
tRP
tCRP
tRAL
tCWL
tRWL
tDH
Don′t care
Undefined
DRAM MODULEKMM5364003BSW/BSWG
READ - MODIFY - WRTIE CYCLE
tRWC
tRP
RAS
tRAS
VIH -
VIL -
CAS
OE
DQ
A
W
VI/OH -
VI/OL -
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
tCRP
tRAD
tASRtRAH
ROW
ADDR
tASC
COLUMN
ADDRESS
tCLZ
tAA
tRAC
tCAH
tRWD
tOEA
tCAC
tRSHtRCD
tCAS
tAWD
tCWD
VALID
DATA-OUT
tOED
tOEZ
tCSH
tDStDH
VALID
DATA-IN
tRWL
tCWL
tWP
Don′t care
Undefined
DRAM MODULEKMM5364003BSW/BSWG
FAST PAGE READ CYCLE
NOTE : DOUT = OPEN
RAS
CAS
OE
DQ
A
W
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
VOH -
VOL -
tCRP
tASR
ROW
ADDR
tRAD
tASC
tRAH
tRCD
tRAC
tCSH
COLUMN
ADDRESS
tAA
tCLZ
tCAS
tCP
tCAH
tRCH
tCAC
tOEA
tOEZ
VALID
DATA-OUT
tPC
tASC
COLUMN
ADDRESS
tAA
tOFF
tCLZ
tRASP
tRHCP
¡ó
tCP
tCAS
¡ó
tCAHtASCtCAH
¡ó
COLUMN
ADDRESS
¡ó
tRCStRCStRCS
¡ó
tCAC
tOEA
¡ó
¡ó
tAA
tOFF
tOEZ
VALID
DATA-OUT
tCLZ
tRSH
tCAS
tCAC
tOEA
DATA-OUT
tRP
tRRH
tRCH
tOFF
tOEZ
VALID
Don′t care
Undefined
DRAM MODULEKMM5364003BSW/BSWG
FAST PAGE WRITE CYCLE ( EARLY WRITE )
NOTE : DOUT = OPEN
RAS
CAS
W
OE
DQ
A
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
tCRP
tRAD
tASRtRAH
ROW
ADDR
tRCD
tASC
tWCS
tDS
tRASP
¡ó
tPC
tPC
tCP
tCAS
tCSH
tCAH
COLUMN
ADDRESS
tWCH
tWP
tCWL
tASC
tWCStWCH
tCAS
¡ó
tCAHtASCtCAH
COLUMN
ADDRESS
¡ó
¡ó
¡ó
tWP
tCWL
¡ó
¡ó
tDHtDStDHtDStDH
VALID
DATA-IN
VALID
DATA-IN
¡ó
¡ó
tCP
COLUMN
ADDRESS
tWCS
VALID
DATA-IN
tRP
tRHCP
tRSH
tCAS
tWCH
tWP
tCWL
tRWL
Don′t care
Undefined
DRAM MODULEKMM5364003BSW/BSWG
FAST PAGE READ - MODIFY - WRITE CYCLE
RAS
CAS
W
OE
DQ
VIH -
VIL -
VIH -
VIL -
VIH -
A
VIL -
VIH -
VIL -
VIH -
VIL -
VI/OH -
VI/OL -
tASR
ROW
ADDR
tRCD
tRAD
tRAH
tRCS
tRAC
tCLZ
COL.
ADDR
tAA
tRWD
tOEA
tCAC
tCSH
tCAH
tAWD
tCAS
tCWD
tOEZ
tCWL
tOED
VALID
DATA-OUT
tDS
tWP
tRASP
tCP
tASCtASC
tDH
VALID
DATA-IN
ADDR
tCLZ
COL.
tCPWD
tOEA
tCAC
tAA
tPRWC
tCAH
tCWD
tAWD
tRSH
tCAS
tRAL
tOED
tOEZ
VALID
DATA-OUT
tCWL
tDS
tRWL
tWP
tDH
VALID
DATA-IN
tRP
tCRP
Don′t care
Undefined
DRAM MODULEKMM5364003BSW/BSWG
RAS - ONLY REFRESH CYCLE
NOTE : W, OE, DIN = Don′t care
DOUT = OPEN
VIH -
RAS
VIL -
tCRP
VIH -
CAS
VIL -
tASRtRAH
A
VIH -
VIL -
ROW
ADDR
CAS - BEFORE - RAS REFRESH CYCLE
NOTE : OE, A = Don′t care
tRP
tRPC
RAS
VIH -
VIL -
tRAS
tRC
tRAS
tRC
tRPC
tRP
tCRP
tRP
CAS
DQ
W
VIH -
VIL -
VIH -
VIL -
VOH -
VOL -
tCP
tOFF
tCSR
tWRP
tRPC
tCHR
tWRH
OPEN
Don′t care
Undefined
DRAM MODULEKMM5364003BSW/BSWG
HIDDEN REFRESH CYCLE ( READ )
RAS
CAS
OE
DQ
A
W
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
VOH -
VOL -
tCRP
tRAD
tASRtRAHtASC
ROW
ADDRESS
tRCS
OPEN
tRAS
tRAC
tRC
tRSH
tCAH
COLUMN
ADDRESS
tAA
tCLZ
tOEA
tCAC
tRPtRP
tRAS
tCHRtRCD
tWRH
tRRH
tWRP
DATA-OUT
tRC
tOFF
tOEZ
Don′t care
Undefined
DRAM MODULEKMM5364003BSW/BSWG
HIDDEN REFRESH CYCLE ( WRITE )
NOTE : DOUT = OPEN
RAS
CAS
W
OE
A
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
tCRP
tRCD
tRAD
tASRtRAHtASC
ROW
ADDRESS
tWCS
tDS
tRAS
COLUMN
ADDRESS
tWP
tRC
tRSH
tCAH
tWCH
tDH
tWRH
tWRP
tRAS
tCHR
tRC
tRPtRP
DQ
VIH -
VIL -
DATA-IN
Don′t care
Undefined
DRAM MODULEKMM5364003BSW/BSWG
CAS-BEFORE-RAS REFRESH COUNTER TEST CYCLE
tRP
RAS
CAS
A
VIH -
VIL -
VIH -
VIL -
VIH -
VIL -
tCSR
tCHR
tRAS
tCPT
tASCtCAH
COLUMN
ADDRESS
tRSH
tCAS
tRAL
READ CYCLE
VIH -
W
VIL VIH -
OE
VIL -
VOH -
DQ
VOL -
WRITE CYCLE
VIH -
W
VIL -
VIH -
OE
VIL -
VIH -
DQ
VIL -
tWRPtWRH
tWRPtWRH
READ-MODIFY-WRITE
tWRPtWRH
VIH -
W
VIL -
VIH -
OE
VIL -
tRCS
tWCS
tDS
tRCS
tCLZ
tAA
tWP
DATA-IN
tAWD
tCAC
tOEA
tAA
tCAC
tOEA
tCWL
tCWD
tRWL
tWCH
tDH
tOED
DATA-OUT
tRWL
tWP
tDH
tCWL
tRCH
tOEZ
tRRH
tOFF
tCLZtOEZ
VI/OH -
DQ
VI/OL -
VALID
DATA-OUT
NOTE : This timing diagram is applied to all devices besides 16M DRAM 4th & 64M DRAM.