MAX9770 datasheet(6/24 Pages) MAXIM

Part #	MAX9770

Description	1.2W Low-EMI, Filterless, Mono Class D Amplifier with Stereo DirectDrive Headphone Amplifiers

Download	24 Pages

Scroll/Zoom	100%

Manufacturer	MAXIM [Maxim Integrated Products]

Direct Link	https://www.maximintegrated.com/en.html

Logo

6 / 24 page

1.2W Low-EMI, Filterless, Mono Class D Amplifier

with Stereo DirectDrive Headphone Amplifiers

6

_______________________________________________________________________________________

Typical Operating Characteristics (continued)

(VDD = 3.3V, BW = 22Hz to 22kHz, GAIN1 = 1, GAIN2 = 0, spread-spectrum mode, headphone outputs in phase.)

0

30

20

10

40

50

60

70

80

90

100

00.4

0.2

0.6

0.8

1.0

EFFICIENCY vs. OUTPUT POWER

OUTPUT POWER (W)

RL = 8

Ω

RL = 4

Ω

f = 1kHz

0

-10

-20

-30

-40

-50

-60

-70

-80

10

1k

10k

100

100k

POWER-SUPPLY REJECTION RATIO

vs. FREQUENCY (SPEAKER MODE)

FREQUENCY (Hz)

VRIPPLE = 200mVP-P

RL = 8

Ω

-140

-100

-120

-60

-80

-20

-40

0

OUTPUT SPECTRUM

(SPEAKER MODE)

FREQUENCY (kHz)

05

10

15

20

RL = 8

Ω

f = 1kHz

FFM MODE

VIN = -60dBV

-140

-100

-120

-60

-80

-20

-40

0

OUTPUT SPECTRUM

(SPEAKER MODE)

FREQUENCY (kHz)

05

10

15

20

RL = 8

Ω

f = 1kHz

SSM MODE

VIN = -60dBV

-160

-100

-120

-140

-60

-80

-20

-40

0

OUTPUT SPECTRUM

(SPEAKER MODE)

FREQUENCY (kHz)

05

10

15

20

RL = 8

Ω

f = 1kHz

SSM MODE

A-WEIGHTED

VIN = -60dBV

0

-100

1M

10M

100M

WIDEBAND OUTPUT SPECTRUM

(SPEAKER MODE)

-80

FREQUENCY (Hz)

-60

-40

-20

-30

-50

-70

-90

-10

FFM MODE

RBW = 10kHz

0

-100

1M

10M

100M

WIDEBAND OUTPUT SPECTRUM

(SPEAKER MODE)

-80

FREQUENCY (Hz)

-60

-40

-20

-30

-50

-70

-90

-10

SSM MODE

RBW = 10kHz

STARTUP WAVEFORM

(SPEAKER MODE)

MAX9770 toc20

4ms/div

2V/div

SHDN

OUT+ - OUT-

500mV/div

RL = 8

Ω

f = 1kHz

MIXER OUTPUT

MAX9770 toc21

400

µs/div

10kHz

1V/div

4kHz

1V/div

1kHz

2V/div

IN_1

IN_2

MONO

OUT

1V/div

Similar Part No. - MAX9770

Manufacturer	Part #	Datasheet	Description
Maxim Integrated Produc...	MAX9770	468Kb / 22P	1.2W, Low-EMI, Filterless, Mono Class D Amplifier with Stereo DirectDrive Headphone Amplifiers 19-3134; Rev 2; 4/08
	MAX9770ETI++	468Kb / 22P	1.2W, Low-EMI, Filterless, Mono Class D Amplifier with Stereo DirectDrive Headphone Amplifiers 19-3134; Rev 2; 4/08
	MAX9770EUI	468Kb / 22P	1.2W, Low-EMI, Filterless, Mono Class D Amplifier with Stereo DirectDrive Headphone Amplifiers 19-3134; Rev 2; 4/08
	MAX9770	468Kb / 22P	1.2W, Low-EMI, Filterless, Mono Class D Amplifier with Stereo DirectDrive Headphone Amplifiers 19-3134; Rev 2; 4/08

More results

Similar Description - MAX9770

Manufacturer	Part #	Datasheet	Description
Maxim Integrated Produc...	MAX9770	468Kb / 22P	1.2W, Low-EMI, Filterless, Mono Class D Amplifier with Stereo DirectDrive Headphone Amplifiers 19-3134; Rev 2; 4/08
	MAX9752	593Kb / 29P	2.2W, Low-EMI, Stereo, Class D Power Amplifiers with DirectDrive Headphone Amplifiers 19-3666; Rev 0; 9/05
	MAX9702	1Mb / 32P	1.8W, Filterless, Stereo, Class D Audio Power Amplifier and DirectDrive Stereo Headphone Amplifier Rev 0; 6/05
	MAX9700	2Mb / 17P	1.2W, Low-EMI, Filterless, Class D Audio Amplifier 19-3030; Rev 3; 3/18
	MAX9746	343Kb / 16P	1.2W, Low-EMI, Filterless, Class D Audio Amplifier Rev 0; 5/06
	MAX9700	340Kb / 20P	1.2W, Low-EMI, Filterless, Class D Audio Amplifier Rev 2; 10/08
	MAX9700	532Kb / 19P	1.2W, Low-EMI, Filterless, Class D Audio Amplifier Rev 1; 6/04
Fairchild Semiconductor	FAB2200	962Kb / 33P	Audio Subsystem with Stereo Class-G Headphone Amplifier and 1.2W Mono Class-D Speaker Amplifier
Maxim Integrated Produc...	MAX9879	535Kb / 31P	Stereo Class D Audio Subsystem with DirectDrive Headphone Amplifier Rev 0; 2/09
Maxim Integrated Produc...	MAX9879	575Kb / 32P	Stereo Class D Audio Subsystem with DirectDrive Headphone Amplifier 19-4436; Rev 1; 4/13

More results

MAX9770 Datasheet(PDF) 6 Page - Maxim Integrated Products

MAX9770 Datasheet(HTML) 6 Page - Maxim Integrated Products

Similar Part No. - MAX9770

Similar Description - MAX9770

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

Datasheet Download

Link URL