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HYS64T256020EU-25F-B Datasheet, PDF (11/60 Pages) Qimonda AG – 240-Pin unbuffered DDR2 SDRAM Modules
Internet Data Sheet
HYS[64/72]T256020EU-[25F/2.5/3/3S/3.7]-B
Unbuffered DDR2 SDRAM Module
Ball No.
Name Pin
Type
239
240
101
Power Supplies
1
238
51,56,62,72,75,,
78,170,175,181,,
191,194
53,59,64,67,69,,
172,178,184,187,
189,197
2,5,8,11,14,17,,
20,23,26,29,32,
35,38,41,44,47,,
50,65,66,79,82,
85,88,91,94,97,,
100,103,106,
109,112,115,118,
121,124,127,,
130,133,136,139,
142,145,148,,
151,154,157,160,
163,166,169,
198,201,204,207,
210,213,216,,
219,222,225,228,
231,234,237
Other Pins
195
77
SA0
SA1
SA2
VREF
VDDSPD
VDDQ
VDD
VSS
ODT0
ODT1
I
I
I
AI
PWR
PWR
PWR
GND
I
I
NC
NC
18,19,55,68,102,1 NC
NC
26,135,147,
156,165,173,203,
212, 224,233
Buffer
Type
CMOS
CMOS
CMOS
—
—
—
—
—
SSTL
SSTL
—
—
Function
Serial Address Select Bus 2:0
I/O Reference Voltage
EEPROM Power Supply
I/O Driver Power Supply
Power Supply
Ground Plane
On-Die Termination Control 0
On-Die Termination Control 1
Note: 2 Rank modules
Not Connected
Note: 1 Rank modules
Not connected
Rev. 1.0, 2006-10
11
10262006-SX8C-DEY8