Samsung 1GB 400MHz DDR M368L2923DUN-CCC 전단
제품 코드
M368L2923DUN-CCC
DDR SDRAM
256MB, 512MB, 1GB Unbuffered DIMM
Rev. 0.1 June 2005
The following specification parameters are required in systems using DDR333 devices to ensure proper system performance. these
characteristics are for system simulation purposes and are guaranteed by design.
characteristics are for system simulation purposes and are guaranteed by design.
Table 1 : Input Slew Rate for DQ, DQS, and DM
Table 2 : Input Setup & Hold Time Derating for Slew Rate
Table 3 : Input/Output Setup & Hold Time Derating for Slew Rate
Table 4 : Input/Output Setup & Hold Derating for Rise/Fall Delta Slew Rate
Table 5 : Output Slew Rate Characteristice (X4, X8 Devices only)
Table 6 : Output Slew Rate Characteristice (X16 Devices only)
Table 7 : Output Slew Rate Matching Ratio Characteristics
AC CHARACTERISTICS
DDR400
DDR333
PARAMETER
SYMBOL
MIN
MAX
MIN
MAX
Units
Notes
DQ/DM/DQS input slew rate measured between
VIH(DC), VIL(DC) and VIL(DC), VIH(DC)
VIH(DC), VIL(DC) and VIL(DC), VIH(DC)
DCSLEW
TBD
TBD
TBD
TBD
V/ns
a, m
Input Slew Rate
∆tIS
∆tIH
Units
Notes
0.5 V/ns
0
0
ps
i
0.4 V/ns
+50
0
ps
i
0.3 V/ns
+100
0
ps
i
Input Slew Rate
∆tDS
∆tDH
Units
Notes
0.5 V/ns
0
0
ps
k
0.4 V/ns
+75
+75
ps
k
0.3 V/ns
+150
+150
ps
k
Delta Slew Rate
∆tDS
∆tDH
Units
Notes
+/- 0.0 V/ns
0
0
ps
j
+/- 0.25 V/ns
+50
+50
ps
j
+/- 0.5 V/ns
+100
+100
ps
j
Slew Rate Characteristic
Typical Range
(V/ns)
Minimum
(V/ns)
Maximum
(V/ns)
Notes
Pullup Slew Rate
1.2 ~ 2.5
1.0
4.5
a,c,d,f,g,h
Pulldown slew
1.2 ~ 2.5
1.0
4.5
b,c,d,f,g,h
Slew Rate Characteristic
Typical Range
(V/ns)
Minimum
(V/ns)
Maximum
(V/ns)
Notes
Pullup Slew Rate
1.2 ~ 2.5
0.7
5.0
a,c,d,f,g,h
Pulldown slew
1.2 ~ 2.5
0.7
5.0
b,c,d,f,g,h
AC CHARACTERISTICS
DDR400
DDR333
PARAMETER
MIN
MAX
MIN
MAX
Notes
Output Slew Rate Matching Ratio (Pullup to Pulldown)
TBD
TBD
TBD
TBD
e,m
13.0 System Characteristics for DDR SDRAM