EM639165 Etron Technology Inc., EM639165 Datasheet - Page 32

• Manufacturer Part Number: EM639165
• Description: 8Mega x 16bits SDRAM
• Manufacturer: Etron Technology Inc.

Output Load Condition
Preliminary
SWITCHING CHARACTERISTICS
(Ta=0 - 70˚C, VDD=VDDQ=3.3±0.3V,VSS=VSSQ=0V, unless otherwise noted)
Symbol
NOTE:
1. If clock rising time is longer than 1ns,(tr/2-0.5ns) should be added to the parameter.
tOLZ
tOHZ
tOH
tAC
V
OUT
Output Hold time
Access time from CLK
Delay time , output low-
impedance from CLK
Delay time , output high-
impedance from CLK
50pF
Parameter
from CLK
CLK
DQ
CL=2
CL=3
CL=2
CL=3
tOLZ
tAC
Min.
3
3
0
3
tOH
-75
32
CLK
Max.
5.4
5.4
6
tOHZ
Output Timing Measurement
Reference Point
DQ
Min.
3
3
0
3
-8
1.4V
1.4V
Max.
6
6
6
Rev 1.0
Unit
1.4V
1.4V
ns
ns
ns
ns
ns
ns
EM639165
Note
Feb. 2001
*1