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Rev. 1.4 Aug. 2005

DDR2 SDRAM

512Mb C-die DDR2 SDRAM

2.3 512Mb Addressing

* Reference information: The following tables are address mapping information for other densities.

256Mb

1Gb

2Gb

4Gb

Configuration

128Mb x4

64Mb x 8

32Mb x16

# of Banks

4

4

4

Bank Address

BA0,BA1

BA0,BA1

BA0,BA1

Auto precharge

Row Address

Column Address

Configuration

64Mb x4

32Mb x 8

16Mb x16

# of Banks

4

4

4

Bank Address

BA0,BA1

BA0,BA1

BA0,BA1

Auto precharge

Row Address

Column Address

Configuration

256Mb x4

128Mb x 8

64Mb x16

# of Banks

8

8

8

Bank Address

BA0 ~ BA2

BA0 ~ BA2

BA0 ~ BA2

Auto precharge

Row Address

Column Address

Configuration

512Mb x4

256Mb x 8

128Mb x16

# of Banks

8

8

8

Bank Address

BA0 ~ BA2

BA0 ~ BA2

BA0 ~ BA2

Auto precharge

Row Address

Column Address

Configuration

1 Gb x4

512Mb x 8

256Mb x16

# of Banks

8

8

8

Bank Address

BA0 ~ BA2

BA0 ~ BA2

BA0 ~ BA2

Auto precharge

Row Address

Column Address/page size