Internet Data Sheet
HYB18T1G[40/80/16]0C4F
1-Gbit Double-Data-Rate-Two SDRAM
TABLE 4
Abbreviations for Ball Type
Abbreviation
Description
I
Standard input-only ball. Digital levels
Output. Digital levels
I/O is a bidirectional input/output signal
Input. Analog levels
Power
O
I/O
AI
PWR
GND
NC
NF
Ground
Not Connected
Not Functional
TABLE 5
Abbreviations for Buffer Type
Abbreviation
Description
SSTL
Serial Stub Terminated Logic (SSTL_18)
Low Voltage CMOS
LV-CMOS
CMOS
OD
CMOS Levels
Open Drain. The corresponding ball has 2 operational states, active low and tristate, and
allows multiple devices to share as a wire-OR.
Rev. 1.01, 2008-11
9
04212008-66HT-ZLFE
QIMONDA [ QIMONDA AG ]
