Maxim MAX9777 - Manuals

Maxim MAX9777 – Manual in PDF format online.

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Manual

Manual Maxim MAX9777

Summary

Page 2 - SHDN

MAX9777/MAX9778 Stereo 3W Audio Power Amplifiers withHeadphone Drive and Input Mux 2 _ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ ...

Page 4 - INT

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Page 5 - Typical Operating Characteristics

MAX9777/MAX9778 Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux _______________________________________________________________________________________ 5 TOTAL HARMONIC DISTORTION PLUS NOISE vs. FREQUENCY (SPEAKER MODE) MAX9777/78 toc01 FREQUENCY (Hz) THD+N (%) 10k 1k 100 0.01 0....

Page 6 - Typical Operating Characteristics (continued)

MAX9777/MAX9778 Stereo 3W Audio Power Amplifiers withHeadphone Drive and Input Mux 6 _ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ ...

Page 7 - CROSSTALK vs. FREQUENCY; TOTAL HARMONIC DISTORTION PLUS NOISE; POWER-SUPPLY REJECTION RATIO

MAX9777/MAX9778 Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux _______________________________________________________________________________________ 7 CROSSTALK vs. FREQUENCY (SPEAKER MODE) MAX9777/78 toc19 FREQUENCY (Hz) CROSSTALK (dB) 10k 1k 100 -110 -100 -90 -80 -70 -60 -50...

Page 9 - SUPPLY CURRENT vs. SUPPLY VOLTAGE; POWER DISSIPATION vs. OUTPUT POWER

MAX9777/MAX9778 Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux _______________________________________________________________________________________ 9 EXITING SHUTDOWN (HEADPHONE MODE) MAX9777/78 toc37 100ms/div OUT_+ 1V/div HP JACK 200mV/div SHDN 2V/div R L = 16 Ω INPUT AC-CO...

Page 11 - Pin Description; PIN; BIAS Capacitor

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Page 12 - Detailed Description

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Page 13 - Shutdown; MUTE; Figure 2. HPS Configuration Circuit

MAX9777/MAX9778 Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux ______________________________________________________________________________________ 13 Headphone Sense Input (HPS) With headphone sense enabled, a voltage on HPS lessthan 0.7 x V DD sets the device to speaker mode...

Page 14 - Digital Interface; Bit Transfer; START; START and STOP Conditions; SMBus is a trademark of Intel Corp.

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Page 15 - Early STOP Conditions; Write; ADD CONNECTION; C Slave Addresses

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Page 16 - Table 3. MAX9777 MUTE Register Format

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Page 17 - Read Data Format; Table; C Compatibility; Table 5. MAX9777 Control Register Format

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Page 18 - Applications Information; BTL Speaker Amplifiers

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Page 19 - Component Selection; Gain-Setting Resistors

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Page 20 - Gain Select; Bass Boost Circuit; Layout and Grounding

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Page 21 - Typical Application Circuits; Stereo 3W Audio Power Amplifiers with

MAX9777/MAX9778 HPF HPF MICROCONTROLLER CODEC MAX9777 INR2 INR1 INL2 INL1 BIAS 1 µ F 100 µ F 0.68 µ F 0.68 µ F 0.68 µ F 0.68 µ F 0.047 µ F 0.047 µ F 220 µ F 220 µ F 27.4k Ω 27.4k Ω 47k Ω 10k Ω 10k Ω 680k Ω 33.2k Ω 33.2k Ω 15k Ω 15k Ω 15k Ω 15k Ω 15k Ω 10k Ω 1k Ω 1k Ω 15k Ω SCL SDA ADD INT SHDN GND 1...

Page 23 - Functional Diagrams

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Page 25 - THIN QFN; THIN QFN; Pin Configurations

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Page 26 - Package Information

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MAX9777/MAX9778 Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses areimplied. Maxim reserves the right to change the circuitry and speci...