Internet Data Sheet
HY[B/I]18T256[40/80/16]0B[C/F](L)
256-Mbit Double-Data-Rate-Two SDRAM
9
Product Nomenclature
For reference the Qimonda SDRAM component nomenclature is enclosed in this chapter.
TABLE 61
Examples for Nomenclature Fields
Example for
Field Number
1
2
3
4
5
6
7
8
9
10
11
DDR2 SDRAM
DDR2 SDRAM
HYB
HYI
18
18
T
T
256
256
40
16
0
0
A
B
F
F
–3
L
–3.7
TABLE 62
DDR2 Memory Components
Field Description
Values Coding
1
Qimonda Component Prefix
HYB
HYI
18
Memory components
Memory components, industrial temperature range (-40°C – +85 °C)
2
3
4
Interface Voltage [V]
DRAM Technology
SSTL_18
DDR2
256 Mbit
512 Mbit
1 Gbit
T
Component Density [Mbit]
256
512
1G
2G
40
2 Gbit
5+6
Number of I/Os
×4
80
×8
16
×16
7
8
Product Variations
Die Revision
0 .. 9
look up table
A(0 ..9) First
B(0 ..9) Second
C(0 ..9) Third
9
Package,
Lead-Free Status
C
F
–
L
FBGA, lead-containing
FBGA, lead-free
10
Power
Standard power product
Low power product
Rev. 1.11, 2007-07
65
11172006-LBIU-F1TN