isl54405 Intersil Corporation, isl54405 Datasheet - Page 7

• Manufacturer Part Number: isl54405
• Description: Cd/mp3 Quality Stereo 2 1 Multiplexer With Click And Pop Elimination
• Manufacturer: Intersil Corporation

Test Circuits and Waveforms
Signal direction through switch is reversed, worst case values
are recorded. Repeat test for all switches.
Signal direction through switch is reversed, worst case values
are recorded. Repeat test for all switches.
SIGNAL
GENERATOR
SIGNAL
GENERATOR
ANALYZER
OUTPUT
SWITCH
LOGIC
ANALYZER
INPUT
V
OUT
FIGURE 3. OFF-ISOLATION TEST CIRCUIT
FIGURE 5. CROSSTALK TEST CIRCUIT
V
FIGURE 2A. MEASUREMENT POINTS
DD
0V
0V
R
0V OR V
R
L
L
DD
Lx OR Rx
L, R
SEL
Lx or Rx
L, R
7
MUTE
GND
GND
Lx or Rx
t
D
V
MUTE
V DD
L, R
DD
(Continued)
SEL
C
FIGURE 2. BREAK-BEFORE-MAKE TIME
C
0V OR V DD
FIGURE 1. SWITCHING TIMES
90%
NC
ISL54405
Repeat test for all switches. C
capacitance.
Repeat test for all switches.
Repeat test for all switches.
IMPEDANCE
ANALYZER
LOGIC
V
INPUT
V
NX
NX
r
ON
FIGURE 6. CAPACITANCE TEST CIRCUIT
80mA
= V
1
/80mA
FIGURE 4. r
SEL
FIGURE 2B. TEST CIRCUIT
Rx
Lx
V
1
V DD
GND
L, R
L
Lx or Rx
ON
includes fixture and stray
Lx or Rx
L, R
TEST CIRCUIT
C
MUTE
GND
R OR L
GND
V DD
MUTE
V DD
SEL
MUTE
SEL
C
R
0V OR V DD
L
C
0V OR V DD
V
OUT
June 5, 2008
FN6699.1
C
L