
DDR SDRAM
256MB, 512MB, 1GB Unbuffered SODIMM
Rev. 1.5 June 2005
Table of Contents
1.0 Ordering Information................................................................................................................... 4
2.0 Operating Frequencies................................................................................................................ 4
3.0 Feature.......................................................................................................................................... 4
4.0 Pin Configuration (Front side/back side) ................................................................................. 5
5.0 Pin Description ............................................................................................................................ 5
6.0 Functional Block Diagram .......................................................................................................... 6
6.1 256MB, 32M x 64 Non ECC Module (M470L3324BT(U)0)
.................................................................... 6
6.2 512MB, 64M x 64 Non ECC Module (M470L6524BT(U)0) ..................................................................................
7
6.3 1GB, 128M x 64 Non ECC Module (M470L2923BN(V)0)
...................................................................... 8
7.0 Absolute Maximum Ratings........................................................................................................ 9
8.0 DC Operating Conditions............................................................................................................ 9
9.0 DDR SDRAM IDD spec table ..................................................................................................... 10
9.1 M470L3324BT(U)0 [ (32M x 16) * 4, 256MB Non ECC Module ].............................................................................
10
9.2 M470L6524BT(U)0 [ (32M x 16) * 8, 512MB Non ECC Module ].............................................................................
10
9.3 M470L2923BN(V)0 [ (64M x 8) * 16, 1GB Non ECC Module ] .................................................................................
11
10.0 AC Operating Conditions........................................................................................................ 12
11.0 Input/Output Capacitance ....................................................................................................... 12
12.0 AC Timming Parameters & Specifications ............................................................................ 13
13.0 System Characteristics for DDR SDRAM .............................................................................. 14
14.0 Component Notes.................................................................................................................... 15
15.0 System Notes ........................................................................................................................... 16
16.0 Command Truth Table............................................................................................................. 17
17.0 Physical Dimensions............................................................................................................... 18
17.1 32Mx64 (M470L3324BT(U)0)
..................................................................................................... 18
17.2 64Mx64 (M470L6524BT(U)0)
..................................................................................................... 19
17.3 128Mx64 (M470L2923BN(V)0)
................................................................................................... 20