HYB18T512160AF-3 QIMONDA [Qimonda AG], HYB18T512160AF-3 Datasheet - Page 20

• Manufacturer Part Number: HYB18T512160AF-3
• Description: 512-Mbit Double-Data-Rate-Two SDRAM
• Manufacturer: QIMONDA [Qimonda AG]

1) w = write only register bits
Rev. 1.71, 2007-01
03062006-CPCN-4867
Field
AL
R
DIC
DLL
TT
Bits
[5:3]
6,2
1
0
Type
—
1)
Description
Additive Latency
Note: All other bit combinations are illegal.
000
001
010
011
100
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
AL 0
AL 1
AL 2
AL 3
AL 4
RTT ∞ (ODT disabled)
RTT 75 Ohm
RTT 150 Ohm
RTT 50 Ohm
DIC Full (Driver Size = 100%)
DIC Reduced
DLL Enable
DLL Disable
Table 24 “ODT DC Electrical Characteristics” on Page 28
20
HYB18T512[40/80/16]0AF(L)–[3/3S/3.7/5]
512-Mbit DDR2 SDRAM
Internet Data Sheet