K4T51043Q Datasheet, PDF (10/28 Pages) Samsung semiconductor – 512Mb B-die DDR2 SDRAM

512Mb B-die DDR2 SDRAM
2.3 512Mb Addressing
Configuration
# of Bank
Bank Address
Auto precharge
Row Address
Column Address
128Mb x4
4
BA0,BA1
A10/AP
A0 ~ A13
A0 ~ A9,A11
64Mb x 8
4
BA0,BA1
A10/AP
A0 ~ A13
A0 ~ A9
DDR2 SDRAM
32Mb x16
4
BA0,BA1
A10/AP
A0 ~ A12
A0 ~ A9
* Reference information: The following tables are address mapping information for other densities.
256Mb
Configuration
64Mb x4
32Mb x 8
# of Bank
Bank Address
Auto precharge
Row Address
Column Address
4
BA0,BA1
A10/AP
A0 ~ A12
A0 ~ A9,A11
4
BA0,BA1
A10/AP
A0 ~ A12
A0 ~ A9
16Mb x16
4
BA0,BA1
A10/AP
A0 ~ A12
A0 ~ A8
1Gb
Configuration
# of Bank
Bank Address
Auto precharge
Row Address
Column Address
256Mb x4
8
BA0 ~ BA2
A10/AP
A0 ~ A13
A0 ~ A9,A11
128Mb x 8
8
BA0 ~ BA2
A10/AP
A0 ~ A13
A0 ~ A9
64Mb x16
8
BA0 ~ BA2
A10/AP
A0 ~ A12
A0 ~ A9
2Gb
Configuration
# of Bank
Bank Address
Auto precharge
Row Address
Column Address
512Mb x4
8
BA0 ~ BA2
A10/AP
A0 ~ A14
A0 ~ A9,A11
256Mb x 8
8
BA0 ~ BA2
A10/AP
A0 ~ A14
A0 ~ A9
128Mb x16
8
BA0 ~ BA2
A10/AP
A0 ~ A13
A0 ~ A9
4Gb
Configuration
# of Bank
Bank Address
Auto precharge
Row Address
Column Address/page size
1 Gb x4
8
BA0 ~ BA2
A10/AP
A0 - A15
A0 - A9,A11
512Mb x 8
8
BA0 ~ BA2
A10/AP
A0 - A15
A0 - A9
256Mb x16
8
BA0 ~ BA2
A10/AP
A0 - A14
A0 - A9
Page 10 of 28
Rev. 1.5 July 2005