HYS64T128920EU-2.5-B2 QIMONDA [Qimonda AG], HYS64T128920EU-2.5-B2 Datasheet - Page 92

• Manufacturer Part Number: HYS64T128920EU-2.5-B2
• Description: 240-Pin unbuffered DDR2 SDRAM Modules
• Manufacturer: QIMONDA [Qimonda AG]

6
This chapter describes Product Type Nomenclature for DDR2 DRAMs and DIMMs.
Qimonda’s nomenclature uses simple coding combined with some propriatory coding.
and component product type number as well as the field number. The detailed field description together with possible values
and coding explanation is listed for modules in
Rev. 1.0, 2006-10
10202006-L0SM-FEYT
Example for
Micro-DIMM
DDR2 DRAM
Field
1
2
3
4
5
6
7
8
9
Description
Qimonda Module Prefix
Module Data Width [bit]
DRAM Technology
Memory Density per I/O [Mbit];
Module Density
Raw Card Generation
Number of Module Ranks
Product Variations
Package, Lead-Free Status
Module Type
Product Type Nomenclature
Field Number
1
HYS
HYB
1)
2
64
18
3
T
T
Table 38
4
64/128
512/1G 16
and for components in
5
0
92
Values
HYS
64
72
T
32
64
128
256
512
0 .. 9
0, 2, 4
0 .. 9
A .. Z
D
M
R
U
F
HYS[64/72]T[32/64/128][0/9]xxEU-[25F/2.5/3/3S/3.7]-B2
6
2
7
0
0
Table
Nomenclature Fields and Examples
Coding
Constant
Non-ECC
ECC
DDR2
256 MByte
512 MByte
1 GByte
2 GByte
4 GByte
Look up table
1, 2, 4
Look up table
Look up table
SO-DIMM
Micro-DIMM
Registered
Unbuffered
Fully Buffered
Table 37
Unbuffered DDR2 SDRAM Module
39.
8
K
A
DDR2 DIMM Nomenclature
provides examples for module
9
M
C
Internet Data Sheet
10
–5
–5
TABLE 37
TABLE 38
11
–A