GS4576C09 Datasheet, PDF (17/62 Pages) GSI Technology – 64M x 9, 32M x 18, 16M x 36 576Mb CIO Low Latency DRAM (LLDRAM II)

Mode Register Definition in Nonmultiplexed Address Mode
GS4576C09/18/36L
A17 ... A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 Address Bus
17–10
9876 5
Reserved¹ ODT IM DLL NA² AM
43
BL
21 0
Config
Mode Register (Mx)
M9
On Die
Termination
0
Off (default)
1
On
M8 Drive Impedance
0 Internal 50⁵ (default)
1
External (ZQ)
M7
DLL Reset
0 _{DLL reset}⁴ _(default)
1
DLL enabled
M5
Address MUX
0 Nonmulitplexed (default)
1
Multiplexed
Notes:
1. A10–A17 must be set to zero; A18–An = “Don’t Care”.
2. A6 not used in MRS.
3. BL = 8 is not available.
4. DLL RESET turns the DLL off.
5. +/–30% over rated temperature range.
M2 M1 M0 Configuration
000
1³ (default)
001
1³
010
2
011
3
100
4³
101
5
110
Reserved
111
Reserved
M4 M3
Burst
Length
0 0 2 (default)
01
4
10
8
1 1 Reserved
Rev: 1.04 11/2013
17/62
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
© 2011, GSI Technology