Internet Data Sheet
HYS[64/72]T256020EU-[25F/2.5/3/3S/3.7]-B
Unbuffered DDR2 SDRAM Module
Field
Description
Values
Coding
10
Speed Grade
–2.5F
–2.5
–3
PC2–6400 5–5–5
PC2–6400 6–6–6
PC2–5300 4–4–4
PC2–5300 5–5–5
PC2–4200 4–4–4
PC2–3200 3–3–3
First
–3S
–3.7
–5
11
Die Revision
–A
–B
Second
1) Multiplying “Memory Density per I/O” with “Module Data Width” and dividing by 8 for Non-ECC and 9 for ECC modules gives the overall
module memory density in MBytes as listed in column “Coding”.
TABLE 32
DDR2 DRAM Nomenclature
Field
Description
Values
Coding
1
2
3
4
Qimonda Component Prefix
Interface Voltage [V]
HYB
18
Constant
SSTL_18
DRAM Technology
T
DDR2
Component Density [Mbit]
256
512
1G
2G
40
256 Mbit
512 Mbit
1 Gbit
2 Gbit
5+6
Number of I/Os
×4
80
×8
16
×16
7
8
Product Variations
Die Revision
0 .. 9
A
Look up table
First
B
Second
9
Package, Lead-Free Status
Speed Grade
C
FBGA, lead-containing
FBGA, lead-free
DDR2-800 5-5-5
DDR2-800 6-6-6
DDR2-667 4-4-4
DDR2-667 5-5-5
DDR2-533 4-4-4
DDR2-400 3-3-3
F
10
–25F
–2.5
–3
–3S
–3.7
–5
Rev. 1.0, 2006-10
58
10262006-SX8C-DEY8
QIMONDA [ QIMONDA AG ]
