Справочник Пользователя для Hynix 4GB PC3-12800 HMT351S6CFR8C-PB
Модели
HMT351S6CFR8C-PB
Rev. 1.0/Sep. 2012
45
Table 10 - IDD7 Measurement-Loop Pattern
a)
ATTENTION! Sub-Loops 10-19 have inverse A[6:3] Pattern and Data Pattern than Sub-Loops 0-9
CK,
CK
CKE
Su
b-L
o
op
Cycle
Nu
mb
er
Command
CS
RAS
CAS
WE
ODT
BA[2:0
]
A[1
5:
11]
A[10]
A[9:7]
A[6:3]
A
[2:
0]
Data
b)
to
gg
lin
g
Static High
0
0
ACT
0
0
1
1
0
0
00
0
0
0
0
-
1
RDA
0
1
0
1
0
0
00
1
0
0
0
00000000
2
D
1
0
0
0
0
0
00
0
0
0
0
-
...
repeat above D Command until nRRD - 1
1
nRRD
ACT
0
0
1
1
0
1
00
0
0
F
0
-
nRRD+1
RDA
0
1
0
1
0
1
00
1
0
F
0
00110011
nRRD+2
D
1
0
0
0
0
1
00
0
0
F
0
-
...
repeat above D Command until 2* nRRD - 1
2
2*nRRD
repeat Sub-Loop 0, but BA[2:0] = 2
3
3*nRRD
repeat Sub-Loop 1, but BA[2:0] = 3
4
4*nRRD
D
1
0
0
0
0
3
00
0
0
F
0
-
Assert and repeat above D Command until nFAW - 1, if necessary
5
nFAW
repeat Sub-Loop 0, but BA[2:0] = 4
6
nFAW+nRRD
repeat Sub-Loop 1, but BA[2:0] = 5
7
nFAW+2*nRRD
repeat Sub-Loop 0, but BA[2:0] = 6
8
nFAW+3*nRRD
repeat Sub-Loop 1, but BA[2:0] = 7
9
nFAW+4*nRRD
D
1
0
0
0
0
7
00
0
0
F
0
-
Assert and repeat above D Command until 2* nFAW - 1, if necessary
10
2*nFAW+0
ACT
0
0
1
1
0
0
00
0
0
F
0
-
2*nFAW+1
RDA
0
1
0
1
0
0
00
1
0
F
0
00110011
2&nFAW+2
D
1
0
0
0
0
0
00
0
0
F
0
-
Repeat above D Command until 2* nFAW + nRRD - 1
11
2*nFAW+nRRD
ACT
0
0
1
1
0
1
00
0
0
0
0
-
2*nFAW+nRRD+1
RDA
0
1
0
1
0
1
00
1
0
0
0
00000000
2&nFAW+nRRD+2
D
1
0
0
0
0
1
00
0
0
0
0
-
Repeat above D Command until 2* nFAW + 2* nRRD - 1
12
2*nFAW+2*nRRD
repeat Sub-Loop 10, but BA[2:0] = 2
13
2*nFAW+3*nRRD
repeat Sub-Loop 11, but BA[2:0] = 3
14
2*nFAW+4*nRRD
D
1
0
0
0
0
3
00
0
0
0
0
-
Assert and repeat above D Command until 3* nFAW - 1, if necessary
15
3*nFAW
repeat Sub-Loop 10, but BA[2:0] = 4
16
3*nFAW+nRRD
repeat Sub-Loop 11, but BA[2:0] = 5
17
3*nFAW+2*nRRD
repeat Sub-Loop 10, but BA[2:0] = 6
18
3*nFAW+3*nRRD
repeat Sub-Loop 11, but BA[2:0] = 7
19
3*nFAW+4*nRRD
D
1
0
0
0
0
7
00
0
0
0
0
-
Assert and repeat above D Command until 4* nFAW - 1, if necessary
a) DM must be driven LOW all the time. DQS, DQS are used according to RD Commands, otherwise MID-LEVEL.
b) Burst Sequence driven on each DQ signal by Read Command. Outside burst operation, DQ signals are MID-LEVEL.
b) Burst Sequence driven on each DQ signal by Read Command. Outside burst operation, DQ signals are MID-LEVEL.