tc59ym916bkg24a ETC-unknow, tc59ym916bkg24a Datasheet - Page 21

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tc59ym916bkg24a

Manufacturer Part Number
tc59ym916bkg24a
Description
The Second Generation 512-megabit Xdrtm Dram
Manufacturer
ETC-unknow
Datasheet
DQN15…0
DQN15…0
DQN15…0
DQN15…0
Figure 8. Request Scheduling Examples
DQ15…0
DQ15…0
DQ15…0
DQ15…0
RQ11
RQ11
RQ11
RQ11
…RQ0
…RQ0
…RQ0
…RQ0
CFMN
CFMN
CFMN
CFMN
CFM
CFM
CFM
CFM
T
Note: DEL value is specified by DELA field.
T
Note: DEL value is specified by DELA field.
T
Note: DEL value is specified by {POP1, POP0} field.
DEL1
DEL1
PRE
DEL3
ACT
REFP
Note: DEL value is specified by {RA7, RA6} field.
T
DEL3
RD
0
0
0
0
ACT w/DEL=1 at T
to ACT w/DEL=0 at T
REFP w/DEL=3 at T
or REFP w/DEL=1 at T
T
T
T
DEL0
DEL0
DEL2
ACT
PRE
T
REFP
RD
DEL2
1
1
1
1
T
T
T
REFP
DEL1
T
DEL1
PRE
2
2
2
2
RD w/DEL=1 at T
to RD w/DEL=0 at T
T
T
T
DEL0
T
REFP
PRE
DEL0
3
3
3
3
t
CAC
0
T
T
T
T
is equivalent
0
4
4
4
1
4
.
is equivalent to REFP w/DEL=2 at T
2
or REFP w/DEL=0 at T
T
T
T
T
5
5
5
5
0
PRE w/DEL=3 at T
T
is equivalent
1
1
REFA w/DEL=3 at T
or REFI w/DEL=1 at T
T
T
T
or PRE w/DEL=1 at T
T
.
REFA
DEL3
6
6
6
6
T
T
T
T
REFA
DEL2
7
7
7
7
T
T
T
T
Q
REFA
DEL1
8
8
8
8
3
0
T
T
T
.
T
REFA
DEL0
9
9
9
TC59YM916BKG24A,32A,32B,40B,32C,40C
is equivalent to PRE w/DEL=2 at
9
6
is equivalent to REFI w/DEL=2 at T
8
2
T
T
T
or PRE w/DEL=0 at T
T
or REFP w/DEL=0 at T
10
10
10
10
1
T
T
T
T
11
11
11
11
T
T
T
T
DEL1
12
12
WR
12
12
T
T
T
T
DEL1
DEL3
REFI
13
13
WR
13
13
9
REFI w/DEL=3 at T
T
.
T
T
T
3
T
14
DEL2
REFI
14
14
14
.
t
14
CWD
WRM w/DEL=1 at T
to WRM w/DEL=0 at T
COL/RD and COL/WRACT Commands
or REFI w/DEL=1 at T
ROWP/REFP, REFA, REFI Commands
T
T
T
T
DEL1
REFI
15
15
15
15
7
T
T
T
T
DEL0
REFI
16
16
16
16
T
T
T
T
D
17
17
17
13
17
is equivalent to REFI w/DEL=2 at
12
T
T
T
T
18
18
18
18
13
15
is equivalent
ROWP/PRE Command
ROWA/ACT Command
.
or REFI w/DEL=0 at T
T
T
T
2004-12-15 21/76
T
19
19
19
19
T
T
T
T
20
20
20
20
T
T
T
T
21
21
21
21
Rev 0.1
T
T
T
t
t
t
T
t
CYCLE
CYCLE
CYCLE
t
22
22
22
CYCLE
22
CYCLE
16
T
T
T
.
T
23
23
23
23

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