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M393T2863AZ3

DDR2 Registered SDRAM MODULE

Samsung 

1GB, 2GB, 4GB Registered DIMMs

Table of Contents

DDR2 SDRAM

1.0 DDR2 Registered DIMM Ordering Information ..........................................................................4

2.0 Features ........................................................................................................................................ 4

3.0 Address Configuration ................................................................................................................4

4.0 Pin Configurations (Front side/Back side) .................................................................................5

5.0 Pin Description .............................................................................................................................6

6.0 Input/Output Function Description .............................................................................................7

7.0 Functional Block Diagram............................................................................................................8

7.1 1GB, 128Mx72 Module (M393T2863AZ3/M393T2863AZA) ................................................................ 8

7.2 2GB, 256Mx72 Module (M393T5663AZ3/M393T5663AZA) .................................................................9

7.3 2GB, 256Mx72 Module (M393T5660AZ3/M393T5660AZA) ...............................................................10

7.4 4GB, 512Mx72 Module (M393T5168AZ0/M393T5166AZA) ...............................................................11

8.0 Absolute Maximum DC Ratings ................................................................................................12

9.0 AC & DC Operating Conditions .................................................................................................12

9.1 Operating Temperature Condition ................................................................................................13

9.2 Input DC Logic Level ..................................................................................................................13

9.3 Input AC Logic Level ..................................................................................................................13

9.4 AC Input Test Conditions ............................................................................................................13

10.0 IDD Specification Parameters Definition ................................................................................14

11.0 Operating Current Table(1-1) ...................................................................................................15

11.1 M393T2863AZ3/M393T2863AZA : 1GB(128Mx8 *9) Module ..........................................................15

11.2 M393T5663AZ3/M393T5663AZA : 2GB(128Mx8 *18) Module ........................................................15

11.3 M393T5660AZ3/M393T5660AZA : 2GB(256Mx4 *18) Module ........................................................16

11.4 M393T5168AZ0/M393T5166AZA : 4GB(st.512Mx4 *18) Module ....................................................16

12.0 Input/Output Capacitance .......................................................................................................17

13.0 Electrical Characteristics & AC Timing for DDR2-667/533/400............................................ 18

13.1 Refresh Parameters by Device Density ..................................................................................... 18

13.2 Speed Bins and CL, tRCD, tRP, tRC and tRAS for Corresponding Bin ...........................................18

13.3 Timing Parameters by Speed Grade .........................................................................................18

14.0 Physical Dimensions ............................................................................................................... 20

14.1 128Mbx8 based 128Mx72 Module(1 Rank) (M393T2863AZ3/M393T2863AZA) .................................20

14.2 128Mbx8/256Mbx4 based 256Mx72 Module(2/1 Ranks)

(M393T5663AZ3/M393T5663AZA/ M393T5660AZ3/M393T5660AZA) ............................................. 21

14.3 st.512Mbx4 based 512Mx72 Module(2 Ranks) (M393T5168AZ0/M393T5166AZA)..............................22

15.0 240 Pin DDR2 Registered DIMM Clock Topology ..................................................................23

Rev. 1.2 Sep. 2005

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