hdd128m72d18rpw ETC-unknow, hdd128m72d18rpw Datasheet - Page 9

• Manufacturer Part Number: hdd128m72d18rpw
• Description: Sdram Module 1024mbyte 128mx72bit , Based 64mx8, 4banks, Ref., 184pin-dimm With Register
• Manufacturer: ETC-unknow

HANBit
System Characteristics for DDR SDRAM
The following specification parameters are required in systems using DDR333, DDR266 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
PARAMETER
DQ/DM/DQS input slew rate measured between
VIH(DC), VIL(DC) and VIL(DC), VIH(DC)
Table 2 : Input Setup & Hold Time Derating for Slew Rate
0.5 V/ns
0.4 V/ns
0.3 V/ns
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
URL : www.hbe.co.kr
REV 1.0 (January. 2005)
Output Slew Rate Matching Ratio (Pullup to Pulldown)
DELTA SLEW RATE
INPUT SLEW RATE
INPUT SLEW RATE
SLEW RATE CHARACTERISTIC
SLEW RATE CHARACTERISTIC
+/- 0.25 V/ns
+/- 0.0 V/ns
+/- 0.5 V/ns
0.5 V/ns
0.4 V/ns
0.3 V/ns
Pullup Slew Rate
Pullup Slew Rate
AC CHARACTERISTICS
Pulldown slew
Pulldown slew
AC CHARACTERISTICS
PARAMETER
+100
+150
+100
TDS
TDS
TIS
+50
+75
+50
0
0
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)
DCSLEW
SYMBOL
TBD
MIN
+150
+100
TDH
TDH
+75
+50
TIH
DDR333
0
0
0
0
0
MINIMUM
MINIMUM
(V/NS)
(V/NS)
TBD
MIN
1.0
1.0
0.7
0.7
MAX
TBD
9
DDR333
MAX
TBD
TBD
MIN
MAXIMUM
MAXIMUM
(V/NS)
(V/NS)
DDR266
4.5
4.5
5.0
5.0
UNITS
UNITS
UNITS
ps
ps
ps
ps
ps
ps
ps
ps
ps
TBD
MIN
MAX
TBD
DDR266
HDD128M72D18RPW
MAX
TBD
HANBit Electronics Co.,Ltd.
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
e,m
NOTES
NOTES
NOTES
Units
V/ns
k
k
k
i
i
i
j
j
j
Notes
a, m