HYB18T512160AC-37 INFINEON [Infineon Technologies AG], HYB18T512160AC-37 Datasheet - Page 70

• Manufacturer Part Number: HYB18T512160AC-37
• Description: 512-Mbit Double-Data-Rate-Two SDRAM
• Manufacturer: INFINEON [Infineon Technologies AG]

Table 26
Symbol
V
V
V
V
V
1)
2)
3)
4) The value of
5) The value of
Figure 64
Data Sheet
IN(dc)
ID(dc)
ID(ac
IX(ac)
OX(ac)
V
V
V
V
V
IN(dc)
ID(dc)
ID(ac)
DDQ
DDQ
)
.
.
specifies the input differential voltage
specifies the allowable DC execution of each input of differential pair such as CK, CK, DQS, DQS etc.
specifies the input differential voltage
V
V
IX(ac)
OX(ac)
Parameter
DC input signal voltage
DC differential input voltage
AC differential input voltage
AC differential cross point input
voltage
AC differential cross point output
voltage
Differential DC and AC Input and Output Logic Levels
Differential DC and AC Input and Output Logic Levels Diagram
indicates the voltage at which differential input signals must cross.
V
V
indicates the voltage at which differential input signals must cross.
OX(ac)
IX(ac)
VCP
VTR
is expected to equal 0.5
is expected to equal 0.5
VID
V
V
TR
TR
Crossing Point
V
V
–
–
DDQ
DDQ
V
V
CP
CP
of the transmitting device and
of the transmitting device and
Min.
–0.3
0.25
0.5
0.5
0.5
required for switching. The minimum value is equal to
required for switching. The minimum value is equal to
70
V
V
VIX or VOX
DDQ
DDQ
512-Mbit Double-Data-Rate-Two SDRAM
– 0.175
– 0.125
HYB18T512[400/800/160]A[C/F]–[3.7/5]
SSTL18_3
Max.
V
V
V
0.5
0.5
DDQ
DDQ
DDQ
V
V
OX(ac)
IX(ac)
AC & DC Operating Conditions
+ 0.3
+ 0.6
+ 0.6
V
V
DDQ
DDQ
is expected to track variations in
is expected to track variations in
+ 0.175
+ 0.125
VDDQ
VSSQ
09112003-SDM9-IQ3P
Rev. 1.13, 2004-05
Units
V
V
V
V
V
IH(dc)
IH(ac)
Notes
1)
2)
3)
4)
5)
–
–
V
V
IL(dc)
IL(ac)
.
.