m470l6524fl0 Samsung Semiconductor, Inc., m470l6524fl0 Datasheet - Page 12

• Manufacturer Part Number: m470l6524fl0
• Description: 200pin Unbuffered Sodimm Based On 512mb F-die
• Manufacturer: Samsung Semiconductor, Inc.

13.0 System Characteristics for DDR SDRAM
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.
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
512MB, 1GB Unbuffered SODIMM
DQ/DM/DQS input slew rate measured between
V
Output Slew Rate Matching Ratio (Pullup to Pulldown)
IH
Slew Rate Characteristic
Slew Rate Characteristic
(DC), V
Input Slew Rate
Input Slew Rate
Delta Slew Rate
+/- 0.25 V/ns
+/- 0.0 V/ns
+/- 0.5 V/ns
Pullup Slew Rate
Pullup Slew Rate
0.5 V/ns
0.4 V/ns
0.3 V/ns
0.5 V/ns
0.4 V/ns
0.3 V/ns
Pulldown slew
Pulldown slew
IL
(DC) and V
AC CHARACTERISTICS
PARAMETER
IL
(DC), V
AC CHARACTERISTICS
∆tDS
∆tDS
+100
+150
+100
∆tIS
+50
+75
+50
PARAMETER
0
0
0
IH
Typical Range
Typical Range
(DC)
1.2 ~ 2.5
1.2 ~ 2.5
1.2 ~ 2.5
1.2 ~ 2.5
(V/ns)
(V/ns)
∆tDH
∆tDH
+150
+100
∆tIH
+75
+50
0
0
0
0
0
Minimum
Minimum
(V/ns)
(V/ns)
1.0
1.0
0.7
0.7
0.67
Units
Units
Units
MIN
ps
ps
ps
ps
ps
ps
ps
ps
ps
Maximum
Maximum
DDR333
(V/ns)
(V/ns)
10 of 15
4.5
4.5
5.0
5.0
Notes
Notes
Notes
SYMBOL
DCSLEW
MAX
k
k
k
i
i
i
j
j
j
1.5
a,c,d,f,g,h
b,c,d,f,g,h
a,c,d,f,g,h
b,c,d,f,g,h
Notes
Notes
Notes
MIN
0.5
e, l
DDR333
MAX
4.0
Rev. 1.01 August 2008
DDR SDRAM
Units
V/ns
Notes
a, l