參數(shù)資料
型號: K4B4G0846B-MCF80
元件分類: DRAM
英文描述: 512M X 8 DDR DRAM, 0.3 ns, PBGA78
封裝: HALOGEN FREE AND ROHS COMPLIANT, FBGA-78
文件頁數(shù): 29/59頁
文件大?。?/td> 1079K
代理商: K4B4G0846B-MCF80
Page 35 of 59
Rev. 1.0 March 2009
DDP 4Gb DDR3 SDRAM
K4B4G0446B
K4B4G0846B
[ Table 37 ] IDD4W Measurement - Loop Pattern1
Note :
1. DM must be driven LOW all the time. DQS, DQS are used according to WR Commands, otherwise MID-LEVEL.
2. Burst Sequence driven on each DQ signal by Write Command. Outside burst operation, DQ signals are MID-LEVEL.
[ Table 38 ] IDD5B Measurement - Loop Pattern1
Note :
1. DM must be driven LOW all the time. DQS, DQS are MID-LEVEL.
2. DQ signals are MID-LEVEL.
CK
/C
K
CKE
Su
b-
Loo
p
Cycle
Num
b
er
Com
m
an
d
CS
RAS
CAS
WE
OD
T
BA
[2
:0
]
A[
15:1
1]
A[10
]
A[9:
7]
A[6:
3]
A[2:
0]
Dat
a
2 )
toggling
S
tatic
High
0
WR
010
01
0
00
0000
00000000
1
D
100
01
0
00
0000
-
2,3
D,D
111
11
0
00
0000
-
4
WR
010
01
0
00
0
F
0
00110011
5
D
100
01
0
00
0
F
0-
6,7
D,D
111
11
0
00
0
F
0-
1
8-15
repeat Sub-Loop 0, but BA[2:0] = 1
2
16-23
repeat Sub-Loop 0, but BA[2:0] = 2
3
24-31
repeat Sub-Loop 0, but BA[2:0] = 3
4
32-39
repeat Sub-Loop 0, but BA[2:0] = 4
5
40-47
repeat Sub-Loop 0, but BA[2:0] = 5
6
48-55
repeat Sub-Loop 0, but BA[2:0] = 6
7
56-63
repeat Sub-Loop 0, but BA[2:0] = 7
CK
/C
K
CKE
Su
b-
Lo
op
Cycle
Num
b
er
Com
m
an
d
CS
RAS
CAS
WE
OD
T
BA[2:
0]
A[
15:1
1]
A[1
0]
A[9:
7]
A[6:
3]
A[2:
0]
Dat
a
2 )
toggling
S
tatic
H
igh
0
REF
000
10
0
00
0000
-
1
1,2
D
100
00
0
00
0000
-
3,4
D,D
111
10
0
00
0
F
0
-
5...8
repeat cycles 1...4, but BA[2:0] = 1
9...12
repeat cycles 1...4, but BA[2:0] = 2
13...16
repeat cycles 1...4, but BA[2:0] = 3
17...20
repeat cycles 1...4, but BA[2:0] = 4
21...24
repeat cycles 1...4, but BA[2:0] = 5
25...28
repeat cycles 1...4, but BA[2:0] = 6
29...32
repeat cycles 1...4, but BA[2:0] = 7
2
33...nRFC - 1
repeat Sub-Loop 1, until nRFC - 1. Truncate, if necessary.
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