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SLOS580B – MAY 2008 – REVISED JULY 2008
PARAMETER MEASUREMENT INFORMATION (continued)
A
B
V
CC
R
V
O
RE
1 k
W
±1%
S1
V
I
50%
t
PZH
V
O
50%
50%
0V
t
PHZ
90%
V
OH
0V
3V
1.5 V
0V
C
L
= 15 pF ±20%
C
L
includes fixture
and instrumentation
capacitance
Input
Generator
V
I
50
W
Generator: PRR = 500 kHz, 50% duty cycle,
t
r
<6ns, t
f
<6ns, Z
O
= 50
W
Figure 9. Receiver Enable Test Circuit and Waveforms, Data Output High
V
CC
R
RE
V
O
1 k
W
±1%
C
L
= 15 pF ±20%
C
L
includes fixture
and instrumentation
capacitance
0V
1.5 V
A
B
S1
3V
VI
50%
t
PZL
VO
50%
50%
0V
t
PLZ
10%
V
CC
VOL
Input
Generator
V
I
50
W
Generator: PRR = 500 kHz, 50% duty cycle,
t
r
<6ns, t
f
<6ns, Z
O
= 50
W
Figure 10. Receiver Enable Test Circuit and Waveforms, Data Output Low
0V
RE
A
R
B
Pulse Generator
15
m
s duration
1% duty cycle
t
r
, t
f
<100 ns
100
W
±1%
+
-
D
DE
3V
Note: This test is conducted to test survivability only.
Data stability at the R output is not specified.
Figure 11. Transient Over-Voltage Test Circuit
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