MAX9718BEUB datasheet(8/23 Pages) MAXIM

8 / 23 page

Low-Cost, Mono/Stereo,

1.4W Differential Audio Power Amplifiers

_______________________________________________________________________________________

Typical Operating Characteristics (continued)

(VCC = 5V, CBIAS = 0.1µF, THD+N measurement bandwidth = 22Hz to 22kHz, TA = +25°C, unless otherwise noted.)

CROSSTALK

vs. FREQUENCY

FREQUENCY (Hz)

10k

100

-90

-80

-70

-60

-50

-40

-30

-20

-10

-100

-110

-120

100k

CHANNEL 2

CHANNEL 1

VCC = 5V

VRIPPLE = 200mVP-P

RL = 8

Ω,

CBIAS = 1

µF

CROSSTALK

vs. FREQUENCY

FREQUENCY (Hz)

10k

100

-90

-80

-70

-60

-50

-40

-30

-20

-10

-100

-110

-120

100k

CHANNEL 2

CHANNEL 1

VCC = 3V

VRIPPLE = 200mVP-P

RL = 8

Ω

CBIAS = 1

µF

ENTERING SHUTDOWN

MAX9718 toc33

100

µs/div

CBIAS = 0.1

µF

VCC = 3V

RL = 8

Ω

SHDN

2V/div

OUT+

1V/div

OUT-

1V/div

OUT+ - OUT-

200mV/div

EXITING SHUTDOWN

MAX9718 toc34

4ms/div

CBIAS = 0.1

µF

VCC = 3V

RL = 8

Ω

SHDN

2V/div

OUT+

1V/div

OUT-

1V/div

OUT+ - OUT-

200mV/div

ENTERING POWER-DOWN

MAX9718 toc35

100

µs/div

CBIAS = 0.1

µF

VCC = 3V

RL = 8

Ω

SHDN

1V/div

OUT+

1V/div

OUT-

1V/div

OUT+ - OUT-

200mV/div

EXITING POWER-DOWN

MAX9718 toc36

SHDN

2V/div

OUT+

1V/div

OUT-

1V/div

4ms/div

CBIAS = 0.1

µF

VCC = 3V

RL = 8

Ω

OUT+ - OUT-

200mV/div

MAX9718BEUB Datasheet(PDF) 8 Page - Maxim Integrated Products

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