EDJ2108EEBG, EDJ2116EEBG
Table 23: DDR3-1866 Speed Bins
Speed Bin
DDR3-1866M
13-13-13
min
CL-tRCD-tRP
Symbol
/CAS write latency
max
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
nCK
nCK
Notes
tAA
13.91
20.0
tRCD
13.91
⎯
tRP
13.91
⎯
tRC
47.91
⎯
tRAS
34.0
9 × tREFI
3.3
9
tCK(avg) @CL=5
CWL = 5
3.0
1, 2, 3, 8
CWL = 6, 7, 8, 9
CWL = 5
Reserved
2.5
Reserved
3.3
4
tCK(avg) @CL=6
tCK(avg) @CL=7
tCK(avg) @CL=8
1, 2, 3, 8
CWL = 6
Reserved
Reserved
Reserved
1.875
Reserved
Reserved
Reserved
2.5
4
CWL = 7, 8, 9
CWL = 5
4
4
CWL = 6
1, 2, 3, 8
CWL = 7, 8, 9
CWL = 5
Reserved
Reserved
1.875
Reserved
Reserved
2.5
4
4
CWL = 6
1, 2, 3, 8
CWL = 7
Reserved
Reserved
Reserved
1.5
Reserved
Reserved
Reserved
1.875
4
CWL = 8, 9
CWL = 5, 6
CWL= 7
4
tCK(avg) @CL=9
4
1, 2, 3, 8
CWL= 8
Reserved
Reserved
Reserved
1.5
Reserved
Reserved
Reserved
1.875
4
CWL= 9
4
tCK(avg) @CL=10
tCK(avg) @CL=11
CWL = 5, 6
CWL= 7
4
1, 2, 3, 8
CWL= 8
Reserved
Reserved
1.25
Reserved
Reserved
1.5
4
CWL = 5, 6, 7
CWL= 8
4
1, 2, 3, 8
CWL= 9
Reserved
Reserved
Reserved
Reserved
1.07
Reserved
Reserved
Reserved
Reserved
1.25
4
tCK(avg) @CL=12
tCK(avg) @CL=13
CWL = 5, 6, 7, 8
CWL= 9
4
4
CWL = 5, 6, 7, 8
CWL= 9
4
4
Supported CL settings
Supported CWL settings
5, 6, 7, 8, 9, 10, 11, 13
5, 6, 7, 8, 9
1, 2, 3, 8
Data Sheet E1750E31 (Ver. 3.1)
26
ELPIDA [ ELPIDA MEMORY ]
