HYS72T512020HR Datasheet, PDF (11/37 Pages) Qimonda AG – 240-Pin Registered-DDR2-SDRAM Modules

Internet Data Sheet
Ball No.
Name
Other Pins
19, 55, 68, 102, NC
137, 138, 173, 220,
221
195
ODT0
77
ODT1
NC
Abbreviation
SSTL
CMOS
OD
Abbreviation
I
O
I/O
AI
PWR
GND
NU
NC
HYS72T512020HR–[3.7/5]–A
Registered DDR2 SDRAM Modules
Pin Buffer Function
Type Type
NC —
Not connected
I
SSTL On-Die Termination Control 1:0
I
SSTL ^{Note: 2-Ranks module}
NC —
Note: 1-Rank modules
TABLE 6
Abbreviations for Buffer Type
Description
Serial Stub Terminated Logic (SSTL_18)
CMOS Levels
Open Drain. The corresponding pin has 2 operational states, active low and tristate,
and allows multiple devices to share as a wire-OR.
Description
Standard input-only pin. Digital levels.
Output. Digital levels.
I/O is a bidirectional input/output signal.
Input. Analog levels.
Power
Ground
Not Usable
Not Connected
TABLE 7
Abbreviations for Pin Type
Rev. 1.11, 2006-09
12
03062006-TZ8J-GNDA