hy5du281622ftp Hynix Semiconductor, hy5du281622ftp Datasheet - Page 30

• Manufacturer Part Number: hy5du281622ftp
• Description: 128mb Ddr Sdram
• Manufacturer: Hynix Semiconductor

Rev. 1.0 /June 2008
SYSTEM CHARACTERISTICS CONDITIONS for DDR SDRAMS
The following tables are described specification parameters that required in systems using DDR devices to ensure
proper performannce. These characteristics are for system simulation purposes and are guaranteed by design.
Input Slew Rate for DQ/DM/DQS
Address & Control Input Setup & Hold Time Derating
DQ & DM Input Setup & Hold Time Derating
DQ & DM Input Setup & Hold Time Derating for Rise/Fall Delta Slew Rate
Output Slew Rate Characteristics (for x16 Device)
Output Slew Rate Matching Ratio Characteristics
DQ/DM/DQS input slew rate
measured between V
V
Output Slew Rate Matching Ratio (Pullup to
Pulldown)
IL
Slew Rate Characteristic
(DC) and V
Input Slew Rate
Input Slew Rate
Input Slew Rate
Pulldown Slew Rate
Slew Rate Characteristic
Pullup Slew Rate
± 0.25 ns/V
AC CHARACTERISTICS
PARAMETER
± 0.0 ns/V
± 0.5 ns/V
0.5 V/ns
0.4 V/ns
0.3 V/ns
0.5 V/ns
0.4 V/ns
0.3 V/ns
IL
(DC), V
Parameter
IH
(DC),
IH
(DC)
DCSLEW
Symbol
Typical Range (V/
Delta tDS
Delta tDS
Delta tIS
1.2 - 2.5
1.2 - 2.5
+100
+150
+100
+50
+75
+50
ns)
0
0
0
(Table a.)
min
0.5
DDR400
min
-
DDR266A
max
4.0
Minimum (V/
(Table c.)
ns)
min
1.0
1.0
max
0.5
Delta tDH
Delta tDH
Delta tIH
DDR333
(Table f.)
-
(Table e.)
+100
+50
0
0
0
0
0
0
0
(Table b.)
max
4.0
HY5DU281622FT(P) Series
Maximum (V/
min
-
min
0.5
DDR266B
DDR266
ns)
4.5
4.5
UNIT
UNIT
UNIT
max
4.0
ps
ps
ps
ps
ps
ps
ps
ps
ps
max
-
UNIT
V/ns
(Table d.)
1,3,4,6,7,8
2,3,4,6,7,8
Note
Note
Note
Note
Note
10
10
11
11
11
10
5,12
9
9
9
Note
1,12
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