Model

DDR

DDR2

DDR3

Data rate

200 ~ 400Mbps

400~800Mbps

800~1333Mbps

Vdd / Vddq

2.5V±0.2V

1.8V±0.1V

1.5V±0.075V

I/O Interface

SSTL_2

SSTL_18

SSTL_15

Package

66TSOP2 60BGA

60BGA for ×4 / ×8
84BGA for ×16

78BGA for ×4 / ×8
96BGA for ×16

Burst Length

2 / 4 / 8

4 / 8

4 / 8

Prefetch

2bit

4bit

8bit

# of bank

4banks

512Mb : 4banks
1Gb : 8banks

512Mb ~8Gb: 8banks

Reset

No

No

Yes

ODT

No

Yes

Yes

Driver Calibration

No

Off-Chip Driver Calibration

Self Calibration with ZQ Pin