HYS64D128320HU-5-B QIMONDA [Qimonda AG], HYS64D128320HU-5-B Datasheet - Page 12

• Manufacturer Part Number: HYS64D128320HU-5-B
• Description: 42184-Pin Unbuffered Double-Data-Rate Memory Modules
• Manufacturer: QIMONDA [Qimonda AG]

Rev. 1.22, 2007-01
03292006-CXBY-V2JX
Abbreviation
I
O
I/O
AI
PWR
GND
NC
Abbreviation
SSTL
LV-CMOS
CMOS
OD
Density
256 MB
512 MB
512 MB
1 GB
1 GB
Organization
32M ×64
64M ×64
64M ×72
128M ×64
128M ×72
Memory
Ranks
1
1
1
2
2
Description
Standard input-only pin. Digital levels.
Output. Digital levels.
I/O is a bidirectional input/output signal.
Input. Analog levels.
Power
Ground
Not Connected
Description
Serial Stub Terminated Logic (SSTL2)
Low Voltage CMOS
CMOS Levels
Open Drain. The corresponding pin has 2 operational states, active low and tristate, and
allows multiple devices to share as a wire-OR.
SDRAMs
32M ×16
64M ×8
64M ×8
64M ×8
64M ×8
# of
SDRAMs
4
8
8
16
18
12
# of row/bank/
columns bits
13/2/9
13/2/11
13/2/11
13/2/12
13/2/12
HYS[64/72]D[32/64/128]xxx[G/H]U–[5/6]–B
Unbuffered DDR SDRAM Modules
Abbreviations for Buffer Type
Refresh
8K
8K
8K
8K
8K
Abbreviations for Pin Type
Internet Data Sheet
Period
64 ms
64 ms
64 ms
64 ms
64 ms
Address Format
TABLE 4
TABLE 5
TABLE 6
Interval
7.8 ms
7.8 ms
7.8 ms
7.8 ms
7.8 ms