tc59ym916bkg24a ETC-unknow, tc59ym916bkg24a Datasheet - Page 27

• Manufacturer Part Number: tc59ym916bkg24a
• Description: The Second Generation 512-megabit Xdrtm Dram
• Manufacturer: ETC-unknow

Ba,Bb,Bc,Bd,Be
are different
banks.
RQ11…RQ0
RQ11…RQ0
RQ11…RQ0
RQ11…RQ0
RQ11…RQ0
RQ11…RQ0
RQ11…RQ0
RQ11…RQ0
DQN15…0
DQN15…0
Figure 11. Interleaved Transactions
Ba,Bb,Bc,Bd
are different
banks.
DQ15…0
DQ15…0
CFMN
CFMN
(COL)
(PRE)
(ACT)
(COL)
(PRE)
(ACT)
(ALL)
(ALL)
CFM
CFM
Be = Ba
Bf = Ba
t
RCD-W
T
ACT
T
ACT
ACT
ACT
a0
a0
a0
0
0
a0
T
T
WR
WR
1
a1
1
a1
t
t
RR
t
RR
T
t
T
t
RCD-R
CC
CWD
2
2
Transaction a: WR
Transaction b: WR
Transaction c: WR
Transaction d: WR
Transaction e: WR
Transaction a: RD
Transaction b: RD
Transaction c: RD
Transaction d: RD
Transaction e: RD
Transaction f: WR
T
T
WR
WR
3
3
a2
a2
T
ACT
T
ACT
ACT
ACT
b0
b0
4
b0
4
b0
D(a1)
T
T
WR
RD
RD
WR
a1
5
a1
5
b1
b1
t
T
T
CC
6
6
D(a2)
t
t
T
RC
T
RC
WR
RD
RD
WR
7
a2
a2
b2
7
b2
a0 = {Ba, Ra}
b0 = {Bb, Rb}
d0 = {Bd, Rd}
e0 = {Be, Re}
a0 = {Ba, Ra}
b0 = {Bb, Rb}
d0 = {Bd, Rd}
e0 = {Be, Re}
c0 = {Bc, Rc}
c0 = {Bc, Rc}
f0 = {Bf, Rf}
The effective t
t
t
T
CAC
T
WRP
ACT
ACT
ACT
ACT
8
c0
c0
c0
8
c0
t
RDP
D(b1)
T
T
WR
WR
RD
RD
TC59YM916BKG24A,32A,32B,40B,32C,40C
9
b1
b1
9
c1
c1
T
T
PRE
PRE
RC
10
a3
10
a3
time is increased by 4 t
D(b2)
T
T
WR
RD
WR
RD
11
b2
b2
11
c2
c2
Q(a1)
a1 = {Ba, Ca1}
b1 = {Bb, Cb1}
d1 = {Bd, Cd1}
e1 = {Be, Ce1}
c1 = {Bc, Cc1}
a1 = {Ba, Ca1}
b1 = {Bb, Cb1}
d1 = {Bd, Cd1}
e1 = {Be, Ce1}
c1 = {Bc, Cc1}
T
ACT
T
f1 = {Bf, Cf1}
ACT
ACT
ACT
d0
12
d0
12
d0
d0
D(c1)
t
RP
T
T
WR
RD
RD
WR
13
13
c1
d1
c1
d1
t
∆WRP
Q(a2)
T
T
PRE
PRE
PRE
PRE
14
14
b3
b3
a3
a3
CYCLE
D(c2)
T
T
WR
RD
WR
15
RD
c2
15
d2
c2
d2
Q(b1)
.
T
T
ACT
ACT
ACT
ACT
Interleaved Page-empty Read Example
Interleaved Page-empty Write Example
16
e0
e0
e0
16
c0
a2 = {Ba, Ca2}
b2 = {Bb, Cb2}
d2 = {Bd, Cd2}
e2 = {Be, Ce2}
a2 = {Ba, Ca2}
b2 = {Bb, Cb2}
d2 = {Bd, Cd2}
e2 = {Be, Ce2}
c2 = {Bc, Cc2}
c2 = {Bc, Cc2}
f2 = {Bf, Cf2}
D(d1)
T
T
t
WR
RD
WR
17
RD
RP
d1
17
e1
d1
e1
Q(b2)
t
∆RC
T
T
PRE
PRE
PRE
PRE
18
c3
18
c3
b3
b3
D(d2)
2004-12-15 27/76
T
T
RD
WR
WR
19
RD
d2
19
d2
e2
e2
Q(c1)
T
T
ACT
ACT
ACT
ACT
20
f0
20
f0
f0
f0
D(e1)
T
T
RD
WR
WR
21
RD
e1
21
e1
f1
a3 = {Ba}
b3 = {Bb}
c3 = {Bc}
d3 = {Bd}
e3 = {Be}
f1
a3 = {Ba}
b3 = {Bb}
d3 = {Bd}
e3 = {Be}
c3 = {Bc}
f3 = {Bf}
Rev 0.1
Q(c2)
T
T
PRE
PRE
t
t
PRE
PRE
CYCLE
22
CYCLE
d3
d3
22
c3
c3
D(e1)
T
T
WR
WR
23
RD
RD
23
e2
e2
f2
f2