k4h510438 Samsung Semiconductor, Inc., k4h510438 Datasheet - Page 17

• Manufacturer Part Number: k4h510438
• Description: Ddr Sdram 512mb B-die X4, X8, X16
• Manufacturer: Samsung Semiconductor, Inc.

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
DDR SDRAM 512Mb B-die (x4, x8, x16)
PARAMETER
Output Slew Rate Matching Ratio (Pullup to Pulldown)
Slew Rate Characteristic
Slew Rate Characteristic
Delta Slew Rate
+/- 0.25 V/ns
+/- 0.0 V/ns
+/- 0.5 V/ns
Pullup Slew Rate
Pullup Slew Rate
Pulldown slew
Pulldown slew
AC CHARACTERISTICS
+100
tDS
+50
0
Typical Range
Typical Range
1.2 ~ 2.5
1.2 ~ 2.5
1.2 ~ 2.5
1.2 ~ 2.5
(V/ns)
(V/ns)
+100
tDH
+50
0
Minimum
Minimum
(V/ns)
(V/ns)
1.0
0.7
1.0
0.7
TBD
MIN
DDR266B
Units
ps
ps
ps
Maximum
Maximum
MAX
TBD
(V/ns)
(V/ns)
4.5
4.5
5.0
5.0
Notes
0.67
MIN
j
j
j
DDR200
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
MAX
1.5
Notes
e,m
Rev. 1.2 October, 2004
DDR SDRAM