hyb18t512161bf-33 Infineon Technologies Corporation, hyb18t512161bf-33 Datasheet - Page 27

• Manufacturer Part Number: hyb18t512161bf-33
• Description: 512-mbit X16 Gddr2 Dram
• Manufacturer: Infineon Technologies Corporation

3.12
DDR2 SDRAM supports driver calibration feature and
the flow chart below is an example of the sequence.
Every calibration mode command should be followed
by “OCD calibration mode exit” before any other
OCD Impedance Adjustment Flow Chart
Figure 5
Note: MR should be set before entering OCD impedance adjustment and ODT should be carefully controlled
Data Sheet
depending on system environment
Off-Chip Driver (OCD) Impedance Adjustment
OCD Impedance Adjustment Flow Chart
27
command being issued. MRS should be set before
entering OCD impedance adjustment and On Die
Termination (ODT) should be carefully controlled
depending on system environment.
512-Mbit Double-Data-Rate-Two SDRAM
HYB18T512161BF–22/25/28/33
Functional Description
05102005-C5U8-7TLE
Rev. 1.1, 2005-08