MAX5440(2006) Ver la hoja de datos (PDF) - Maxim Integrated
Número de pieza
componentes Descripción
Lista de partido
MAX5440 Datasheet PDF : 16 Pages
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Stereo Volume Control
with Rotary Encoder Interface
(TA = +25°C, unless otherwise noted.)
Typical Operating Characteristics
ATTENUATION vs. TAP POSITION
0
-10
-20
-30
-40
-50
-60
-70
0 4 8 12 16 20 24 28 32
TAP POSITION
WIPER SWITCHING TRANSIENT
MAX5440 toc04
RENCODEA
RENCODEB
51ms
20ms/div
WIPER
TRANSITION
FROM -2dB
TO -4dB
END-TO-END RESISTANCE % CHANGE
vs. TEMPERATURE
0.10
0.05
0
-0.05
-0.10
-0.15
-0.20
-0.25
-40 -15
10
35
60
85
TEMPERATURE (°C)
WIPER-TO-END TERMINAL VOLTAGE
vs. TAP POSITION
100
90
80
VHW
70
60
50
40
30
20
VWL
10
0
0 4 8 12 16 20 24 28 32
TAP POSITION
TOTAL SUPPLY CURRENT
vs. TEMPERATURE
1.48
1.47 VLOGIC = VDD = 5.5V
1.46
1.45
1.44
1.43
1.42
1.41
1.40
1.39
1.38
-40 -15
10
35
60
85
TEMPERATURE (°C)
FREQUENCY RESPONSE
0.8 VH_ = 2.5 ±1VRMS, VL_ = 2.5V, CL_ = 33pF
0.4
0
-0.4
W_ SET TO 0dB
-0.8
-1.2
-1.6
-2.0
-2.4
-2.8
0.01 0.1
1
10 100 1000
FREQUENCY (kHz)
FREQUENCY RESPONSE
-5.2 VH_ = 2.5 ±1VRMS, VL_ = 2.5V, CL_ = 33pF
-5.6
-6.0
-6.4
W_ SET TO -6dB
-6.8
-7.2
-7.6
-8.0
-8.4
-8.8
0.01 0.1
1
10 100 1000
FREQUENCY (kHz)
THD+N vs. FREQUENCY
0.1
VDD = 2.5V
VSS = -2.5V
L_ = VMIDBIAS
H_ = VMIDBIAS + 1VRMS
0.01
W_ SET AT -6dB
W_ SET AT -2dB
0.001
0.001
W_ SET AT 0dB
0.01 0.1
1
10 100
FREQUENCY (kHz)
THD+N vs. FREQUENCY
0.1
VDD = 5.0V
VSS = GND
L_ = VMIDBIAS
H_ = VMIDBIAS + 1VRMS
W_ SET AT -6dB
0.01
W_ SET AT -2dB
W_ SET AT 0dB
0.001
0.001 0.01 0.1
1
10 100
FREQUENCY (kHz)
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