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H5GQ2H24AFR-R0C Datasheet(PDF) 165 Page - Hynix Semiconductor

Part # H5GQ2H24AFR-R0C
Description  2Gb (64Mx32) GDDR5 SGRAM
PDF  172 Pages
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Manufacturer  HYNIX [Hynix Semiconductor]
Direct Link  http://www.skhynix.com/kor/main.do
Logo HYNIX - Hynix Semiconductor

H5GQ2H24AFR-R0C Datasheet(HTML) 165 Page - Hynix Semiconductor

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This document is a general product description and is subject to change without notice. Hynix Semiconductor does not assume any
responsability for use of circuits described. No patent licenses are implied.
Rev. 1.2 /Nov. 2011
165
H5GQ2H24AFR
Figure 85. System view for x32 mode vs. x16 mode
Figure 85 and Figure 86 show examples of the board channels and topologies that are supported in 
GDDR5 in order to illustrate the expected usage of x16 mode and the MF pin.
Table 57. x16 mode and MF
MODE
MF
EDC1 (MF=0) or EDC2 (MF=1)
x16 non‐mirrored
VSSQ
VSSQ
x32 non‐mirrored
VSSQ
VDDQ (terminated by the system or controller)
x16 mirrored
VDDQ
VSSQ
x32 mirrored
VDDQ
VDDQ (terminated by the system or controller)
Byte1
Byte3
Byte2
Byte0
ADD/
CMD
ADD/
CMD
Byte1
Byte3
Byte2
Byte0
DQ0‐DQ7,DBI0#
EDC0
DQ8‐DQ15,DBI1#
EDC1
DQ16‐DQ23,DBI2#
EDC2
DQ24‐DQ31,DBI3#
EDC3
WCK01,WCK01#
WCK23,WCK23#
Address Bus
Command Bus
CK,CK#
GDDR5
x32
CK,CK#
EDC2
EDC1
RESET
RESET#
MF
MF
VDDQ
VSSQ
MF
VSSQ
GDDR5
x16
GDDR5
x16
Address Bus
Command Bus
DQ0‐DQ7,DBI0#
EDC0
DQ8‐DQ15,DBI1#
EDC1
DQ16‐DQ23,DBI2#
EDC2
DQ24‐DQ31,DBI3#
EDC3
WCK01,WCK01#
WCK23,WCK23#



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