Internet Data Sheet
HYS64D[32/64][000/020]HDL–[5/6]–C
Small-Outline DDR SDRAM Modules
TABLE 4
Abbreviations for Pin Type
Abbreviation
I
O
I/O
AI
PWR
GND
NC
Description
Standard input-only pin. Digital levels.
Output. Digital levels.
I/O is a bidirectional input/output signal.
Input. Analog levels.
Power
Ground
Not Connected
TABLE 5
Abbreviations for Buffer Type
Abbreviation
SSTL
LV-CMOS
CMOS
OD
Description
Serial Stub Terminated Logic (SSTL2)
Low Voltage CMOS
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.
Rev. 1.11, 2006-09
03292006-428D-USV0
12
QIMONDA [ QIMONDA AG ]
