TS5A3157
10-Ω SPDT ANALOG SWITCH
www.ti.com
SCDS199–JUNE 2005
V
IH
V
+
Logic
Input
(V
I)
OFF
ON
OFF
V
IL
R
GEN
NC or NO
NC or NO
COM
V
COM
+
V
COM
∆V
COM
V
GEN
(2)
C
L
V
= 0 to V
= 0
GEN
+
V
I
IN
R
GEN
C = 0.1 nF
L
Logic
Input
GND
Q = C × ∆V
C L COM
(1)
V = V or V
IL
I
IH
(1)
(2)
All input pulses are supplied by generators having the following characteristics: PRR ≤ 10 MHz, Z = 50 Ω, t < 5 ns, t < 5 ns.
C includes probe and jig capacitance.
L
O
r
f
Figure 22. Charge Injection (QC)
V = V or V
Channel ON: COM to NC
= V P-P
R = 600 Ω
I
IH
IL
L
V /2
+
V
f = 20 Hz to 20 kHz
SOURCE
C = 50 pF
L
SOURCE
+
V
+
Audio Analyzer
R
L
10 mF
NC
NO
10 mF
Source
Signal
COM
IN
(1)
C
L
600 W
600 W
V
I
+
GND
600 W
(1)
C includes probe and jig capacitance.
L
Figure 23. Total Harmonic Distortion (THD)
21
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