HY5FS123235AFCP Datasheet, PDF (13/74 Pages) Hynix Semiconductor – 512M (16Mx32) GDDR4 SDRAM

HY5FS123235AFCP
BA2 BA1 BA0 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0
0
0
1 RFU V-ID MDBI WDBI RDBI DLL
Preamble
DQ-
Termination
Driver-
Strengths/
Termination
A11 Vendor-ID
0
Disable
1
Enable
A7
DLL
0
Enable
1
Disable
A10 Mode DBI
0
DC Mode
1
AC Mode
A8 Read DBI
0
Disable
1
Enable
A9 Write DBI
0
Disable
1
Enable
A6 A5 A4
000
001
010
011
100
101
110
111
Preamble
1
2
3
4
5
RFU
RFU
RFU
A1 A0
00
01
10
11
Driver-Strengths
/Termination
Auto Calibration
RFU
nominal
RFU
A3 A2
00
01
10
11
DQ-Termination
ALL OFF
DQ OFF
1/4 ZQ DQ
1/2 ZQ DQ
Figure 4: Extended Mode Register Definition
Rev. 1.2 /June. 2008
13