HYB18T512160A Infineon Technologies AG, HYB18T512160A Datasheet - Page 88

• Manufacturer Part Number: HYB18T512160A
• Description: 512-Mbit Double-Data-Rate-Two SDRAM
• Manufacturer: Infineon Technologies AG

Figure 72
Note: DQS, DQS signals must be monotonic between
Data Sheet
Slew Rate Definition Nominal Diagram for
V REF(dc)
V IH (ac)
V
V IL (dc)
V IL (ac)
V SS
V
IH (dc)
DDQ
CK ,DQS
CK ,DQS
max
max
min
min
Reference Loads, Setup & Hold Timing Definition and Slew Rate Derating
Dc to VREF
Dc to VREF
region
region
Hold Slew Rate
Hold Slew Rate
Falling Signal
Rising Signal
t IS ,t DS
slew rate
Nominal
V
88
IL(dc)max
=
t
=
IH
(
VREF(dc) - VIL(dc)max
512-Mbit Double-Data-Rate-Two SDRAM
VIH(dc)min - VREF(dc)
Delta TR
t
DH
HYB18T512[400/800/160]A[C/F]–[3.7/5]
and
t
IH ,t DH
)
Delta TR
Delta TF
V
IH(dc)min
t
IS
slew rate
Nominal
,t
DS
.
t
IH
Delta TF
,t
DH
09112003-SDM9-IQ3P
Rev. 1.13, 2004-05