Rev. 1.01
K4B2G0446D
K4B2G0846D
datasheet
DDR3L SDRAM
[ Table 48 ] DDR3-1600 Speed Bins
Speed
DDR3-1600
CL-nRCD-nRP
11-11-11
Units
NOTE
Parameter
Symbol
min
max
13.75
Internal read command to first data
tAA
20
ns
ns
ns
ns
(13.125)8
13.75
ACT to internal read or write delay time
PRE command period
tRCD
tRP
-
-
-
(13.125)8
13.75
(13.125)8
48.75
ACT to ACT or REF command period
ACT to PRE command period
tRC
(48.125)8
tRAS
35
9*tREFI
3.3
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
nCK
nCK
CWL = 5
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
3.0
1,2,3,4,7,9,10
CL = 5
CWL = 6,7,8
CWL = 5
CWL = 6
CWL = 7, 8
CWL = 5
CWL = 6
CWL = 7
CWL = 8
CWL = 5
CWL = 6
CWL = 7
CWL = 8
CWL = 5,6
CWL = 7
CWL = 8
CWL = 5,6
CWL = 7
CWL = 8
CWL = 5,6,7
CWL = 8
Reserved
4
1,2,3,7
1,2,3,4,7
4
2.5
3.3
CL = 6
Reserved
Reserved
Reserved
4
1.875
1.875
<2.5
<2.5
1,2,3,4,7
1,2,3,4,7
4
CL = 7
Reserved
Reserved
Reserved
4
1,2,3,7
1,2,3,4,7
1,2,3,4
4
CL = 8
CL = 9
Reserved
Reserved
Reserved
1.5
1.5
<1.875
<1.875
<1.5
1,2,3,4,7
1,2,3,4
4
Reserved
Reserved
CL = 10
CL = 11
1,2,3,7
1,2,3,4
4
Reserved
Reserved
1.25
1,2,3,8
Supported CL Settings
Supported CWL Settings
5,6,7,8,9,10,11
5,6,7,8
- 46 -
SAMSUNG [ SAMSUNG ]
