User Manual

MAX9892
Shunt Mode Audio Click-and-Pop Eliminator
_______________________________________________________________________________________ 3
-90
-70
-80
-50
-60
-40
-30
-10
-20
0
02010 4030 6050 8070 10090
CLICK AND POP vs. R
SERIES
MAX9892 toc01
R
SERIES
(Ω)
CLICK AND POP (dBV)
TESTED WITH THE MAX4338
OUT OF SHUTDOWN
INTO SHUTDOWN
0
600
400
200
800
1000
1200
020155 10 253035404550
t
OFF
vs. C
SET
MAX9892 toc02
C
SET
(nF)
t
OFF
(ms)
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
1.5 2.5 3.5 4.5 5.5
R
ON
vs. SUPPLY VOLTAGE
MAX9892 toc03
V
DD
(V)
R
ON
(Ω)
0
0.2
0.6
0.4
0.8
1.0
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX9892 toc04
V
DD
(V)
I
DD
(μA)
1.5 3.52.5 4.5 5.5
-100
-80
-40
-60
-20
0
CLICK AND POP vs. V
DD
MAX9892 toc05
V
DD
(V)
CLICK AND POP (dBV)
1.5 3.52.5 4.5 5.5
TESTED WITH THE MAX4338
OUT OF SHUTDOWN
INTO SHUTDOWN
2ms/div
SWITCH TURN-OFF/ON TIME
MUTE
2V/div
MAX9892 toc06
IN_
2V/div
C
SET
= 500pF
CROSSTALK vs. FREQUENCY
MAX9892 toc07
FREQUENCY (kHz)
CROSSTALK (dB)
1010.1
-100
-80
-60
-40
-20
0
-120
0.01 100
Typical Operating Characteristics
(V
DD
= 3.0V, V
GND
= 0, T
A
= +25°C, unless otherwise noted.)