HY[B/E]18L128160B[C/F]-7.5
128-Mbit Mobile-RAM
Functional DescriptionCommands
T#+
T#(
T#,
#,+
T)3 T)(
6ALID
)NPUT ꢒꢈ
6ALID
6ALID
ꢃ $ONgT #ARE
ꢒꢈ ꢃ !ꢄ ꢀ !ꢅꢅꢉ "!ꢄꢉ "!ꢅꢉ #3ꢉ #+%ꢉ 2!3ꢉ #!3ꢉ 7%
Figure 5
Address / Command Inputs Timing Parameters
Table 8
Inputs Timing Parameters
Symbol
Parameter
- 7.5
Unit
ns
Notes
––
min.
max.
Clock cycle time
Clock frequency
CL = 3 tCK
7.5
9.5
––
––
CL = 2
––
ns
CL = 3 fCK
133
105
––
MHz
MHz
ns
––
CL = 2
tCH
––
Clock high-level width
2.5
2.5
1.5
0.5
––
––
––
––
Clock low-level width
tCL
––
ns
Address and command input setup time
Address and command input hold time
tIS
––
ns
tIH
––
ns
2.4.1
NO OPERATION (NOP)
#,+
#+%
#3
ꢇ(IGHꢈ
2!3
#!3
7%
!ꢄꢀ!ꢅꢅ
"!ꢄꢉ"!ꢅ
ꢃ $ONgT #ARE
Figure 6
No Operation Command
The NO OPERATION (NOP) command is used to perform a NOP to a Mobile-RAM which is selected (CS = LOW).
This prevents unwanted commands from being registered during idle states. Operations already in progress are
not affected.
Data Sheet
15
Rev. 1.71, 2007-01
05282004-NZNK-8T0D
QIMONDA [ QIMONDA AG ]
