LHF32KZR
6.2.2 AC INPUT/OUTPUT TEST CONDITIONS
2.7
36
INPUT
1.35
TEST POINTS
1.35
OUTPUT
0.0
AC test inputs are driven at 2.7V for a Logic "1" and 0.0V for a Logic "0." Input timing begins, and output timing ends, at 1.35V.
Input rise and fall times (10% to 90%) <10 ns.
Figure 14. Transient Input/Output Reference Waveform for V CC =2.7V-3.6V
3.0
INPUT
1.5
TEST POINTS
1.5
OUTPUT
0.0
AC test inputs are driven at 3.0V for a Logic "1" and 0.0V for a Logic "0." Input timing begins, and output timing ends, at 1.5V.
Input rise and fall times (10% to 90%) <10 ns.
Figure 15. Transient Input/Output Reference Waveform for V CC =3.3V±0.3V and V CC =5V±0.25V
(High Speed Testing Configuration)
3.0
INPUT
1.5
TEST POINTS
1.5
OUTPUT
0.0
AC test inputs are driven at 3.0V for a Logic "1" and 0.0V for a Logic "0." Input timing begins, and output timing ends, at 1.5V.
Input rise and fall times (10% to 90%) <10 ns.
Figure 16. Transient Input/Output Reference Waveform for V CC =5V±0.5V
(Standard Testing Configuration)
C L (pF)
1.3V
Test Configuration Capacitance Loading Value
Test Configuration
DEVICE
UNDER
TEST
C L Includes Jig
1N914
R L =3.3k ?
C L
OUT
V CC =3.3V±0.3V, 2.7V-3.6V
V CC =5V±0.25V
V CC =5V±0.5V
50
30
50
Capacitance
Figure 17. Transient Equivalent Testing
Load Circuit
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