L9D3256M32SBG1 Datasheet, PDF (94/164 Pages) LOGIC Devices Incorporated – 8-16 Gb, DDR3, 256-512M x 32 Single Channel Memory Module

L9D3256M32SBG1
PRELIMINARY INFORMATION L9D3512M32SBG1
8-16 Gb, DDR3, 256-512M x 32 Single Channel Memory Module
MODE REGISTER 1 (MR1)
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FIGURE 46- MODE REGISTER 1 (MR1) DEFINITION
BA2 BA1 BA0 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0
Address bus
M15 M14
Mode Register
0 0 Mode register set 0 (MR0)
0 1 Mode register set 1 (MR1)
1 0 Mode register set 2 (MR2)
1 1 Mode register set 3 (MR3)
16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
01 0 1 01 Q Off TDQS 01 RTT 01 WL RTT ODS AL RTT ODS DLL
Mode register 1 (MR1)
M0
DLL Enable
M12 Q Off
0 Enabled
M11 TDQS
0 Disabled
0 Enable (normal)
1
Disable
1 Disabled 1 Enabled
M5 M1 Output Drive Strength
RTT_NOM (ODT)2
M9 M6 M2 Non-Writes
0 0 0 RTT_NOM disabled
0 0 1 RZQ/4 (60Ω [NOM])
RTT_NOM (ODT)3
Writes
RTT_NOM disabled
RZQ/4 (60Ω [NOM])
M7 Write Levelization
0 Disable (normal)
1
Enable
00
01
10
11
RZQ/6 (40Ω [NOM])
RZQ/7 (34Ω [NOM])
Reserved
Reserved
0 1 0 RZQ/2 (120Ω [NOM]) RZQ/2 (120Ω [NOM])
0 1 1 RZQ/6 (40Ω [NOM]) RZQ/6 (40Ω [NOM])
1 0 0 RZQ/12 (20Ω [NOM])
n/a
1 0 1 RZQ/8 (30Ω [NOM])
n/a
11 0
Reserved
Reserved
11 1
Reserved
Reserved
M4 M3 Additive Latency (AL)
0 0 Disabled (AL = 0)
01
AL = CL - 1
10
AL = CL - 2
11
Reserved
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LOGIC Devices Incorporated
www.logicdevices.com

High Performance, Integrated Memory Module Product
Feb 11, 2013 LDS-L9D3xxxM32SBG1