Datasheet

C
L
(2)
R
L
V
COM
V
+
GND
NC or NO
V
NC or
V
NO
V
I
COM
Logic
Input
(1)
300 Ω
R
L
C
L
35 pF
t
ON
TEST
300 Ω 35 pFt
OFF
50%
t
ON
t
OFF
50%
90% 90%
Logic
Input
(V
I
)
V
+
Switch
Output
(V
NC
)
0
IN or EN
(3)
R
L
C
L
(2)
NC or NO
V
+
GND
V
BIAS
V
I
V
I
= V
IH
or V
IL
V
BIAS
= V
+
or GND
Capacitance is measured at NC,
NO, COM, and IN inputs during
ON and OFF conditions.
Capacitance
Meter
V
COM
V
NO
V
NC
COM
NO
NC
IN or EN
TS3A5018
www.ti.com SCDS189F –JANUARY 2005–REVISED MAY 2013
PARAMETER MEASUREMENT INFORMATION (continued)
Figure 22. Capacitance (C
I
, C
COM(OFF)
, C
COM(ON)
, C
NC(OFF)
, C
NC(ON)
)
A. All input pulses are supplied by generators having the following characteristics: PRR ≤ 10 MHz, Z
O
= 50 Ω, t
r
< 5 ns,
t
f
< 5 ns.
B. C
L
includes probe and jig capacitance.
C. See Electrical Characteristics for V
COM
.
Figure 23. Turn-On (t
ON
) and Turn-Off Time (t
OFF
)
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