GS74108AGX-12I 데이터 시트보기 (PDF) - Giga Semiconductor
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GS74108AGX-12I Datasheet PDF : 13 Pages
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AC Test Conditions
Parameter
Conditions
Input high level
Input low level
Input rise time
Input fall time
Input reference level
Output reference level
Output load
VIH = 2.4 V
VIL = 0.4 V
tr = 1 V/ns
tf = 1 V/ns
1.4 V
1.4 V
Fig. 1& 2
Notes:
1. Include scope and jig capacitance.
2. Test conditions as specified with output loading as shown in Fig. 1
unless otherwise noted.
3. Output load 2 for tLZ, tHZ, tOLZ and tOHZ
GS74108ATP/J/X
Output Load 1
DQ
50Ω 30pF1
VT = 1.4 V
Output Load 2
3.3 V
DQ
589Ω
5pF1 434Ω
AC Characteristics
Read Cycle
Parameter
Read cycle time
Address access time
Chip enable access time (CE)
Output enable to output valid (OE)
Output hold from address change
Chip enable to output in low Z (CE)
Output enable to output in low Z (OE)
Chip disable to output in High Z (CE)
Output disable to output in High Z (OE)
-8
-10
-12
Symbol
Unit
Min Max Min Max Min Max
tRC
8
—
10
—
12
—
ns
tAA
—
8
—
10
—
12
ns
tAC
—
8
—
10
—
12
ns
tOE
— 3.5 —
4
—
5
ns
tOH
3
—
3
—
3
—
ns
tLZ*
3
—
3
—
3
—
ns
tOLZ*
0
—
0
—
0
—
ns
tHZ*
—
4
—
5
—
6
ns
tOHZ*
— 3.5 —
4
—
5
ns
* These parameters are sampled and are not 100% tested.
Rev: 1.07 1/2006
5/13
© 2001, Giga Semiconductor, Inc.
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
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