max9777etit Maxim Integrated Products, Inc., max9777etit Datasheet
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max9777etit
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max9777etit Summary of contents
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Rev 0; 4/06 Stereo 3W Audio Power Amplifiers with General Description The MAX9777/MAX9778 combine a stereo 3W bridge- tied load (BTL) audio power amplifier, stereo single- ended (SE) headphone amplifier, headphone sensing, and a 2:1 input multiplexer all in ...
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Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux ...
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Stereo 3W Audio Power Amplifiers with ELECTRICAL CHARACTERISTICS (continued 5.0V, GND = PGND = 0V noted. Typical values are +25°C.) (Note 1) A PARAMETER SYMBOL OUTPUT AMPLIFIERS (HEADPHONE MODE, HPS ...
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Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux ELECTRICAL CHARACTERISTICS (continued 5.0V, GND = PGND = 0V noted. Typical values are +25°C.) (Note 1) A PARAMETER SYMBOL ...
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Stereo 3W Audio Power Amplifiers with ( 5V, GND = PGND = 0V TOTAL HARMONIC DISTORTION PLUS NOISE vs. FREQUENCY (SPEAKER MODE 3Ω 2V ...
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Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux ( 5V, GND = PGND = 0V TOTAL HARMONIC DISTORTION PLUS NOISE vs. OUTPUT POWER (SPEAKER MODE) 100 ...
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Stereo 3W Audio Power Amplifiers with ( 5V, GND = PGND = 0V POWER-SUPPLY REJECTION RATIO vs. FREQUENCY (SPEAKER MODE 200mV RIPPLE P 100 10 100 ...
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Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux ( 5V, GND = PGND = 0V TOTAL HARMONIC DISTORTION PLUS NOISE vs. FREQUENCY (HEADPHONE MODE 32Ω ...
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Stereo 3W Audio Power Amplifiers with ( 5V, GND = PGND = 0V POWER DISSIPATION vs. OUTPUT POWER (HEADPHONE MODE) 120 100 16Ω 1kHz 0 ...
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Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux ( 5V, GND = PGND = 0V SUPPLY CURRENT vs. SUPPLY VOLTAGE (HEADPHONE MODE +85° ...
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Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux PIN NAME MAX9777 MAX9778 1 — 2 — GAINLA 8 8 GAINLB 9, 13, 23 13, 23, ...
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Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux Detailed Description The MAX9777/MAX9778 feature 3W BTL speaker amplifiers, 200mW headphone amplifiers, input multi- plexers, headphone sensing, and comprehensive click- and-pop suppression. The MAX9777/MAX9778 are stereo BTL/headphone amplifiers. The ...
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Stereo 3W Audio Power Amplifiers with Table 1b. MAX9778 HPS Setting INPUTS MODE HPS_EN HPS 0 X BTL 1 0 BTL *Note B—Gain path selected by external GAINAB Headphone Sense Input (HPS) With headphone sense ...
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Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux 2 The MAX9777 features an I C/SMBus™-compatible 2- wire serial interface consisting of a serial data line (SDA) and a serial clock line (SCL). SDA and SCL facili- tate ...
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Stereo 3W Audio Power Amplifiers with Early STOP Conditions The MAX9777 recognizes a STOP condition at any point during the transmission except if a STOP condi- tion occurs in the same high pulse as a START condi- tion (Figure 5). ...
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Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux There are three registers that configure the MAX9777: the MUTE register, SHDN register, and control register. In write data mode (R/W = 0), the register address and data byte ...
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Stereo 3W Audio Power Amplifiers with Table 5. MAX9777 Control Register Format REGISTER ADDRESS 0000 0011 BIT NAME VALUE 7 X Don’t Care 6 X Don’t Care 5 X Don’t Care 0* Speaker mode selected 4 SPKR/HP Headphone mode 1 ...
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Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux Applications Information BTL Speaker Amplifiers The MAX9777/MAX9778 feature speaker amplifiers designed to drive a load differentially, a configuration referred to as bridge-tied load (BTL). The BTL configu- ration (Figure ...
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Stereo 3W Audio Power Amplifiers with Component Selection Gain-Setting Resistors External feedback components set the gain of the MAX9777/MAX9778. Resistor R IN input amplifier (A ), and resistor R VIN the second stage amplifier (A VOUT ⎛ ⎞ Ω 10 ...
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Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux BIAS is the output of the internally generated 2.5VDC bias voltage. The BIAS bypass capacitor, C improves PSRR and THD+N by reducing power supply and other noise sources at ...
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Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux 0.1µF 17 1µF 15kΩ 0.68µF 0.68µF 15kΩ HPF CODEC 0.68µF 15kΩ 19 0.68µF 15kΩ 20 HPF 4.5V TO 5.5V 1kΩ 1kΩ 10kΩ MICROCONTROLLER ...
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Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux 0.1µF 1µF 15kΩ 0.68µF 0.68µF 15kΩ HPF CODEC 0.68µF 15kΩ 0.68µF 15kΩ HPF MICROCONTROLLER ...
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Stereo 3W Audio Power Amplifiers with µ 0.68 F 15kΩ AUDIO 5 INL1 INPUT 6 INL2 AUDIO INPUT µ 0.68 F 15kΩ 17 BIAS µ µ 0.68 F 15kΩ AUDIO 19 INR1 INPUT 20 INR2 AUDIO INPUT µ ...
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Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux µ 0.68 F 15kΩ AUDIO 5 INL1 INPUT 6 INL2 AUDIO INPUT µ 0.68 F 15kΩ 17 BIAS µ 0.68 µ F 15kΩ AUDIO 19 INR1 INPUT ...
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Stereo 3W Audio Power Amplifiers with TOP VIEW GAINRB 22 PGND 23 24 OUTR MAX9777 26 OUTR- 27 PGND + 28 SCL THIN QFN _ ...
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Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information www.maxim-ic.com/packages ...
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... Maxim reserves the right to change the circuitry and specifications without notice at any time. Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 27 © 2006 Maxim Integrated Products Headphone Drive and Input Mux Package Information (continued) Printed USA is a registered trademark of Maxim Integrated Products, Inc. ...