HYB25D256800CE Datasheet, PDF (10/39 Pages) Qimonda AG – 256-Mbit Double-Data-Rate SDRAM

Internet Data Sheet
HY[B/I]25D256[16/40/80]0C[E/C/F/T](L)
256 Mbit Double-Data-Rate SDRAM
Ball#/Pin#
Name
E7, 16
NC
E9, 13
NC
F7, 20
NC
F9, 14, 17, 19, NC
25,43, 50, 53
Pin
Type
NC
Buffer
Type
—
NC
—
NC
—
NC
—
Function
Not Connected
Note: ×8 and ×4 organization
Not Connected
Note: ×8 and ×4 organization
Not Connected
Note: ×8 and ×4 organization
Not Connected
Note: ×16,×8 and ×4 organization
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 Pin Type
Abbreviation
SSTL
LV-CMOS
CMOS
OD
TABLE 6
Abbreviations for Buffer Type
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. 2.3, 2007-03
10
03062006-8CCM-VPUW