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HYB25D256800CE Datasheet, PDF (9/39 Pages) Qimonda AG – 256-Mbit Double-Data-Rate SDRAM
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Internet Data Sheet
HY[B/I]25D256[16/40/80]0C[E/C/F/T](L)
256 Mbit Double-Data-Rate SDRAM
Ball#/Pin#
Name
Pin
Type
Data Strobe ×16 organization
E3, 51
UDQS I/O
Buffer
Type
SSTL
E7, 16
LDQS I/O
Data Mask ×16 organization
F3, 47
UDM
I
F7, 20
LDM
I
Power Supplies
F1, 49
A9, B2, C8, D2,
E8, 3, 9, 15, 55,
61
VREF
VDDQ
AI
PWR
A7, F8, M7, 1, VDD
18, 33
PWR
A1, B8, C2, D8, VSSQ
E2, 6, 12, 52,
58, 64
PWR
A3, F2, M3, 34, VSS
48, 66
PWR
Not Connected
A2, 65
NC
NC
SSTL
SSTL
SSTL
—
—
—
—
—
—
A8, 2
NC
NC
—
B1, 63
NC
NC
—
B9, 4
NC
NC
—
C1, 60
NC
NC
—
C3, 59
NC
NC
—
C7, 8
NC
NC
—
C9, 7
NC
NC
—
D1, 57
NC
NC
—
D9, 10
NC
NC
—
E1, 54
NC
NC
—
Function
Data Strobe Upper Byte
Data Strobe Lower Byte
Data Mask Upper Byte
Data Mask Lower Byte
I/O Reference Voltage
I/O Driver Power Supply
Power Supply
Power Supply
Power Supply
Not Connected
Note: ×4 organization
Not Connected
Note: ×4 organization
Not Connected
Note: ×8 and ×4 organisation
Not Connected
Note: ×8 and ×4 organization
Not Connected
Note: ×8 and ×4 organization
Not Connected
Note: ×4 organization
Not Connected
Note: ×4 organization
Not Connected
Note: ×8 and ×4 organization
Not Connected
Note: ×8 and ×4 organization
Not Connected
Note: ×8 and ×4 organization
Not Connected
Note: ×8 and ×4 organization
Rev. 2.3, 2007-03
9
03062006-8CCM-VPUW
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