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K4C89323AF-TCFB Datasheet

  • K4C89323AF-TCFB

  • 2,097,152-WORDS x 4 BANKS x 36-BITS DOUBLE DATA RATE Network...

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K4C89363AF
AC Characteristics and Operating Conditions
(Notes : 1, 2)
F6
Symbol
Parameter
Min
t RC
Random Cycle Time
C
L
= 4
t CK
Clock Cycle Time
C
L
= 5
C
L
= 6
t RAC
t CH
t CL
t CKQS
tQSQ
t AC
t OH
t HP
t QSP
t QSQV
t QHS
t DQSS
t DSPRE
t DSPRES
t DSPREH
t DSP
Random Access Time
Clock High Time
Clock Low Time
QS Access Time from CLK
Data Output Skew from QS
Data Access Time from CLK
Data Output Hold Time from CLK
C L K h a l f p e r i o d ( m i n i u m o f A c t u a l t
C H
, t
CL
)
QS(Read) Pulse Width
Data Output Valid Time from QS
20.0
4.0
3.33
3.0
-
0 . 4 5 * t
C K
0 . 4 5 * t
C K
-0.45
-
-0.5
-0.5
m i n ( t
C H
, t
CL
)
t HP-t QHS
t HP-t QHS
-
0.8*t
C K
0.4*t
C K
0
0.3*t
C K
0 . 4 5 * t
C K
C
L
= 4
t DSS
DS Input Falling Edge to Clock Setup Time
C
L
= 5
C
L
= 6
t DSPST
DS(Write) Postamble Pulse Width
C
L
= 4
t DSPSTH
DS(Write) Postamble Hold Time
C
L
= 5
C
L
= 6
t DS
t DH
t IS
t IH
Data Input Setup Time from DS
Data Input Hold Time from DS
Command / Address Input Setup Time
Command / Address Input Hold Time
0.9
0.9
0.9
0 . 4 5 * t
C K
0.9
0.9
0.9
0.3
0.3
0.6
0.6
FB
Max
-
7.5
7.5
7.5
20.0
-
-
0.45
0.2
0.5
0.5
-
-
-
0.055x
t CK+ 0 . 1 7
1.2*t
C K
-
-
-
0.55*t
C K
-
-
-
-
-
-
-
-
-
-
-
F5
Units
Notes
Max
-
7.5
7.5
7.5
22.5
-
-
0.45
0.25
0.5
0.5
-
-
-
0.055x
tC K+0.17
1.2*t
C K
-
-
-
0.55*t
C K
-
-
-
Min
22.5
4.5
3.75
3.33
-
0.45*t
C K
0.45*t
C K
-0.45
-
-0.5
-0.5
min(t
C H
, t
C L
)
t H P-tQ H S
t H P-tQ H S
-
0 . 8 * t
C K
0 . 4 * t
C K
0
0 . 3 * t
C K
0.45*t
C K
0.9
0.9
0.9
0.45*t
C K
0.9
0.9
0.9
0.35
0.35
0.6
0.6
Min
25
5.0
4.5
4.0
-
0 . 4 5 * t
C K
0 . 4 5 * t
C K
-0.5
-
-0.6
-0.6
m i n ( t
C H
, t
CL
)
t HP-t QHS
t HP-t QHS
-
0.8*t
C K
0.4*t
C K
0
0.3*t
C K
0 . 4 5 * t
C K
1.0
1.0
1.0
0 . 4 5 * t
C K
Max
-
7.5
7.5
7.5
25
-
-
0.5
0.3
0.6
0.6
-
-
-
0.055x
t CK+ 0 . 1 7
1.2*t
C K
-
-
-
0.55*t
C K
-
-
-
-
-
-
ns
3
4
3
3
4
3, 4
3, 4
3, 4
4
3, 4
3, 4
3, 4
-
-
-
-
4
4
3
3
3
3
3
3
3
3
3
3, 8
4
3, 8
3, 8
3
4, 8
4, 8
DQ, QS Hold skew factor
DS(Write) Low to High Setup Time
DS(Write) Preamble Pulse Width
DS First Input Setup Time
DS First Low Input Hold Time
DS High or Low Input Pulse Width
-
-
-
-
-
-
-
1.0
1.0
1.0
0.4
0.4
0.7
0.7
- 9 -
REV. 0.0 Nov. 2002

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