HYS64V32300GU-7-D INFINEON [Infineon Technologies AG], HYS64V32300GU-7-D Datasheet - Page 9

• Manufacturer Part Number: HYS64V32300GU-7-D
• Description: 3.3 V 32M x 64/72-Bit, 256MByte SDRAM Modules 168-pin Unbuffered DIMM Modules
• Manufacturer: INFINEON [Infineon Technologies AG]

INFINEON Technologies
Notes
1. All AC characteristics are shown for the SDRAM components.
2. AC timing tests have
3. If clock rising time is longer than 1 ns, a time (
4. Rated at 1.4 V.
5. If
6. Whenever the refresh Period has been exceeded, a minimum of two Auto (CBR) Refresh
7. Timing is a asynchronous. If setup time is not met by rising edge of the clock then the CKE signal
8. Self Refresh Exit is a synchronous operation and begins on the second positive clock edge after
9. This is referenced to the time at which the output achieved the open circuit condition, not to
Serial Presence Detect
A serial presence detect storage device - E
about the module configuration, speed, etc. is written into the E
production using a serial presence detect protocol (I
An initial pause of 100 s is required after power-up. Then a Precharge All Banks command must
be given followed by eight Auto Refresh (CBR) cycles before the Mode Register Set Operation
can begin.
point. The transition time is measured between
t
are measured with a 50 pF only, without any resistive termination and with a input signal of 1V/
ns edge rate between 0.8 V and 2.0 V.
commands must be given to “wake-up” the device.
is assumed latched on the next cycle.
CKE returns high. Self Refresh Exit is not complete until a time period equal to
after the Self Refresh Exit command is registered.
output voltage levels.
T
t
= 1 ns with the AC output load circuit shown in Figure below. Specified
T
is longer than 1 ns, a time (
CLOCK
INPUT
OUTPUT
t
IS
1.4 V
t
t
LZ
IH
V
t
AC
IL
= 0.4 V and
1.4 V
t
CL
t
T
t
t
OH
CH
t
T
t
t
AC
HZ
1) ns must be added to this parameter.
V
2.4 V
0.4 V
IH
= 2.4 V with the timing referenced to the 1.4 V crossover
IO.vsd
2
PROM - is assembled onto the module. Information
1.4 V
9
t
T
/2
2
C synchronous 2-wire bus).
V
IH
0.5) ns must be added to this parameter.
and
V
Measurement conditions for
I/O
IL
. All AC measurements assume
2
PROM device during module
t
AC
HYS 64/72V32300GU
and
SDRAM-Modules
t
AC
t
50 pF
OH
and
t
OH
t
RC
parameters
is satisfied
9.01