hyb18t512160bf-3 Qimonda, hyb18t512160bf-3 Datasheet - Page 19

• Manufacturer Part Number: hyb18t512160bf-3
• Description: 512-mbit Double-data-rate-two Sdram Ddr2 Sdram
• Manufacturer: Qimonda

1) w = write only register bits
Rev. 1.2, 2007-11
03292006-YBYM-WG0Z
Field
AL
R
DIC
DLL
TT
Bits
[5:3]
6,2
1
0
Type
w
w
w
w
1)
Description
Additive Latency
Note: All other bit combinations are illegal.
000
001
010
011
100
101
Nominal Termination Resistance of ODT
Note: See
00
01
10
11
Off-chip Driver Impedance Control
0
1
DLL Enable
0
1
B
B
B
B
B
B
B
B
B
B
B
B
B
B
AL 0
AL 1
AL 2
AL 3
AL 4
AL 5
RTT ∞ (ODT disabled)
RTT 75 Ohm
RTT 150 Ohm
RTT 50 Ohm
DIC Full (Driver Size = 100%)
DIC Reduced
DLL Enable
DLL Disable
Table 21 “ODT DC Electrical Characteristics” on Page 26
19
512-Mbit Double-Data-Rate-Two SDRAM
HYB18T512[40/80/16]0BF
Internet Data Sheet