Internet Data Sheet
HYS[64/72]D[32/64/128]xxx[G/H]U–[5/6]–B
Unbuffered DDR SDRAM Modules
Pin#
Name
Pin
Type
Buffer
Type
Function
135
CB5
I/O
SSTL
Check Bit 5
Note: ECC type module
Note: Non-ECC module
Check Bit 6
NC
NC
I/O
–
142
144
CB6
SSTL
Note: ECC type module
Note: Non-ECC module
Check Bit 7
NC
NC
I/O
–
CB7
SSTL
Note: ECC type module
Note: Non-ECC module
Data Strobe Bus 7:0
NC
NC
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
–
5
DQS0
DQS1
DQS2
DQS3
DQS4
DQS5
DQS6
DQS7
DQS8
SSTL
SSTL
SSTL
SSTL
SSTL
SSTL
SSTL
SSTL
SSTL
14
25
36
56
67
78
86
47
Data Strobe 8
Note: ECC type module
Note: Non-ECC module
Data Mask Bus 7:0
NC
NC
–
97
DM0
DM1
DM2
DM3
DM4
DM5
DM6
DM7
DM8
I
I
I
I
I
I
I
I
I
SSTL
SSTL
SSTL
SSTL
SSTL
SSTL
SSTL
SSTL
SSTL
107
119
129
149
159
169
177
140
Data Mask 8
Note: ECC type module
Note: Non-ECC module
NC
NC
–
EEPROM
92
SCL
SDA
SA0
SA1
SA2
I
CMOS
OD
Serial Bus Clock
91
I/O
Serial Bus Data
181
I
I
I
CMOS
CMOS
CMOS
Slave Address Select Bus 2:0
182
183
Power Supplies
1
VREF
AI
–
–
I/O Reference Voltage
EEPROM Power Supply
184
VDDSPD
PWR
Rev. 1.22, 2007-01
9
03292006-CXBY-V2JX
QIMONDA [ QIMONDA AG ]
