Internet Data Sheet
HY[B/I]18T512[40/80/16]0B2[C/F](L)
512-Mbit Double-Data-Rate-Two SDRAM
Ball#
Name
Ball
Type
Buffer
Type
Function
Data Signals ×16 Organization
G8
G2
H7
H3
H1
H9
F1
F9
C8
C2
D7
D3
D1
D9
B1
B9
DQ0
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
SSTL
SSTL
SSTL
SSTL
SSTL
SSTL
SSTL
SSTL
SSTL
SSTL
SSTL
SSTL
SSTL
SSTL
SSTL
SSTL
Data Signal Lower Byte 7:0
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7
DQ8
Data Signal Upper Byte 15:8
DQ9
DQ10
DQ11
DQ12
DQ13
DQ14
DQ15
Data Strobe ×16 Organization
B7
A8
F7
E8
UDQS
UDQS
LDQS
LDQS
I/O
I/O
I/O
I/O
SSTL
SSTL
SSTL
SSTL
Data Strobe Upper Byte
Data Strobe Lower Byte
Data Mask ×16 Organization
B3
F3
UDM
LDM
I
I
SSTL
SSTL
Data Mask Upper Byte
Data Mask Lower Byte
Power Supplies ×16 Organization
J2
VREF
AI
–
–
I/O Reference Voltage
A9, C1, C3, C7, VDDQ
C9, E9, G1, G3,
G7, G9
PWR
I/O Driver Power Supply
J1
VDDL
PWR
PWR
–
–
Power Supply
Power Supply
A1, E1, J9, M9, VDD
R1
A7, B2, B8, D2, VSSQ
PWR
–
Power Supply
D8, E7, F2, F8,
H2,
H8
J7
VSSDL
PWR
PWR
–
–
Power Supply
Power Supply
A3, E3, J3, N1, VSS
P9
Rev. 1.40, 2008-03
15
10062006-YPTZ-CDR7