
MAX5456/MAX5457
Stereo Audio Taper Potentiometers
with Pushbutton Interface
_______________________________________________________________________________________ 5
FREQUENCY RESPONSE
FREQUENCY (kHz)
RESPONSE (dB)
1001010.1
-6
-4
-2
0
2
-8
0.01 1000
MAX5456/7 toc08
V
H_
= 2.5V ±1V
P-P
, V
L_
= 2.5V,
C
L_
= 10pF
W_ SET TO 0dB
W_ SET TO -6dB
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY
FREQUENCY (Hz)
THD+N (%)
10,0001000100
0.001
0.01
0.1
1
10
100
0.0001
10 100,000
MAX5456/7 toc09
V
H_
= 2.5V ±1V
P-P
, V
L_
= 2.5V,
W_ SET TO -6dB,
20Hz TO 20kHz BANDPASS
LOAD = 10kΩ
NO LOAD
DIGITAL SUPPLY CURRENT
vs. DIGITAL INPUT VOLTAGE
MAX5456/7 toc10
DIGITAL INPUT VOLTAGE (V)
DIGITAL SUPPLY CURRENT (µA)
4321
100
200
300
400
500
600
700
800
900
1000
0
05
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
MAX5456/7 toc11
FREQUENCY (kHz)
PSRR (dB)
10010
-80
-70
-60
-50
-40
-30
-20
-10
0
-90
11000
V
DD
= 5V ±1V
P-P
, V
H_
= 5V,
V
L_
= 2.5V, W_ SET TO -6dB
LOGIC SUPPLY CURRENT
vs. TEMPERATURE
MAX5456/7 toc12
TEMPERATURE (°C)
LOGIC SUPPLY CURRENT (mA)
603510-15
141
142
143
144
145
146
147
148
149
150
140
-40 85
V
LOGIC
= 5.5V
ACTIVE LOGIC SUPPLY
CURRENT
Typical Operating Characteristics (continued)
(V
DD
= V
LOGIC
= +2.7V to +5.5V, V
SS
= 0V, GND = 0V, V
H
_ = V
DD
, V
L
_ = V
SS
, T
A
= T
MIN
to T
MAX
. Typical values are at T
A
= +25°C,
unless otherwise specified.)
0.05
0.10
0.15
0.20
0.25
0.30
0
LOGIC SUPPLY CURRENT
vs. LOGIC SUPPLY VOLTAGE
MAX5456/7 toc06b
LOGIC SUPPLY VOLTAGE (V)
LOGIC SUPPLY CURRENT (µA)
5.2 5.54.2 4.73.73.22.7
STANDBY LOGIC SUPPLY
CURRENT
WIPER-TO-END TERMINAL RESISTANCE
vs. TAP POSITION
MAX5456/7 toc07
TAP POSITION
NOMINAL END-TO-END RESISTANCE (%R
HL
)
24168
25
50
75
100
0
032
R
WH
R
WL
SPECTRAL NOISE DENSITY
MAX5456 toc13
FREQUENCY (kHz)
NOISE (nV
RMS
/√
Hz
)
1010.1
1
2
3
4
5
6
7
8
9
10
0
0.01 100
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