E1729E30 Datasheet, PDF (27/33 Pages) Elpida Memory – 1G bits DDR3 SDRAM

EDJ1108DJBG, EDJ1116DJBG
Table 23: DDR3-2133 Speed Bins
Speed Bin
CL-tRCD-tRP
Symbol
/CAS write latency
tAA
tRCD
tRP
tRC
tRAS
tCK(avg) @CL=5
CWL = 5
CWL = 6, 7, 8, 9, 10
tCK(avg) @CL=6
CWL = 5
CWL = 6
CWL = 7, 8, 9, 10
tCK(avg) @CL=7
CWL = 5
CWL = 6
CWL = 7
CWL = 8, 9, 10
tCK(avg) @CL=8
CWL = 5
CWL = 6
CWL = 7
CWL = 8, 9, 10
tCK(avg) @CL=9
CWL = 5, 6
CWL= 7
CWL= 8
CWL= 9, 10
tCK(avg) @CL=10
CWL = 5, 6
CWL= 7
CWL= 8
CWL= 9
CWL= 10
tCK(avg) @CL=11
CWL = 5, 6, 7
CWL= 8
CWL= 9
CWL= 10
tCK(avg) @CL=12
CWL = 5, 6, 7, 8
CWL= 9
CWL= 10
tCK(avg) @CL=13
CWL = 5, 6, 7, 8
CWL= 9
CWL= 10
tCK(avg) @CL=14
CWL = 5, 6, 7, 8, 9
CWL= 10
Supported CL settings
Supported CWL settings
DDR3-2133L
14-14-14
min
max
13.09
20.0
13.09
⎯
13.09
⎯
46.09
⎯
33.0
9 × tREFI
Reserved
Reserved
Reserved
Reserved
2.5
3.3
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
1.875
2.5
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
1.875
2.5
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
1.5
1.875
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
1.5
1.875
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
1.25
1.5
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
1.07
1.25
Reserved
Reserved
Reserved
Reserved
0.938
1.07
6, 7, 8, 9, 10, 11, 13, 14
5, 6, 7, 8, 9, 10
Unit
Notes
ns
ns
ns
ns
ns
10
ns
4
ns
4
ns
1, 2, 3, 9
ns
4
ns
4
ns
4
ns
1, 2, 3, 9
ns
4
ns
4
ns
4
ns
1, 2, 3, 9
ns
4
ns
4
ns
4
ns
1, 2, 3, 9
ns
4
ns
4
ns
4
ns
1, 2, 3, 9
ns
4
ns
4
ns
4
ns
4
ns
1, 2, 3, 9
ns
4
ns
4
ns
4
ns
4
ns
4
ns
4
ns
4
ns
4
ns
4
ns
1, 2, 3, 9
nCK
nCK
Data Sheet E1729E30 (Ver. 3.0)
27