MAX5457EEE datasheet(4/20 Pages) MAXIM

4 / 20 page

Stereo Audio Taper Potentiometers

with Pushbutton Interface

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Typical Operating Characteristics

(VDD = VLOGIC = +2.7V to +5.5V, VSS = 0V, GND = 0V, VH_ = VDD, VL_ = VSS, TA = TMIN to TMAX. Typical values are at TA = +25°C,

unless otherwise specified.)

WIPER RESISTANCE vs. WIPER VOLTAGE

WIPER VOLTAGE (V)

4.5

3.5 4.0

1.5 2.0 2.5 3.0

1.0

650

700

750

800

850

900

950

1000

1050

1100

1150

1200

600

0.5

5.0

VDD = VLOGIC = 5V

ATTENUATION vs. TAP POSITION

TAP POSITION

-60

-50

-40

-30

-20

-10

-70

032

END-TO-END RESISTANCE % CHANGE

vs. TEMPERATURE

TEMPERATURE (

°C)

-15

-0.4

-0.3

-0.2

-0.1

0.1

0.2

0.3

0.4

0.5

-0.5

-40

ACTIVE SUPPLY CURRENT vs. TEMPERATURE

185

190

195

200

210

205

215

220

180

TEMPERATURE (

°C)

-15

-40

VDD = VLOGIC = 5.5V,

ILOGIC + IVDD

WIPER SWITCHING TRANSIENT

(TIMING OUT)

MAX5456/7 toc05a

10ms/div

5V/div

1V/div

VOLUP

WIPER TRANSITION

FROM -2dB to 0dB

VH_ = VDD

VL_ = 0

WIPER SWITCHING TRANSIENT

(SUPPRESSION CIRCUIT ACTIVE)

MAX5456/7 toc05b

4ms/div

5V/div

2V/div

VOLUP

WIPER TRANSITION

FROM -2dB to 0dB

VH_ = SQUARE WAVE FROM

VDD TO VSS, VL_ = VDD / 2

LOGIC SUPPLY CURRENT

vs. LOGIC SUPPLY VOLTAGE

LOGIC SUPPLY VOLTAGE (V)

100

120

140

160

180

200

ACTIVE LOGIC SUPPLY

CURRENT

5.2 5.5

4.2

4.7

3.7

3.2

2.7

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