MAX9724CETC+T Maxim Integrated Products, MAX9724CETC+T Datasheet
MAX9724CETC+T
Specifications of MAX9724CETC+T
Related parts for MAX9724CETC+T
MAX9724CETC+T Summary of contents
Page 1
... Applications + Denotes a lead-free package Tape and reel. DVD Players * EP = Exposed pad. Smart Phones PDAs DirectDrive is a registered trademark of Maxim Integrated Products, Inc. UCSP is a trademark of Maxim Integrated Products, Inc. DirectDrive OUTPUTS ELIMINATE DC-BLOCKING LEFT CAPACITORS AUDIO INPUT SHDN RIGHT AUDIO ...
Page 2
Low RF Susceptibility DirectDrive Stereo Head- phone Amplifier with 1.8V Compatible Shutdown ABSOLUTE MAXIMUM RATINGS V to GND ..............................................................-0.3V to +6V DD PVSS to SVSS ........................................................-0.3V to +0.3V PGND to SGND .....................................................-0.3V to +0.3V C1P to PGND..............................................-0. C1N ...
Page 3
Low RF Susceptibility DirectDrive Stereo Head- phone Amplifier with 1.8V Compatible Shutdown ELECTRICAL CHARACTERISTICS (continued) = 5V, PGND = SGND, SHDN = 5V 1µ 20kΩ 30kΩ); for MAX9724D gain ...
Page 4
Low RF Susceptibility DirectDrive Stereo Head- phone Amplifier with 1.8V Compatible Shutdown = 5V, PGND = SGND = 0V, SHDN = THD+N measurement bandwidth = 22Hz to 22kHz, both outputs driven in phase, T TOTAL HARMONIC DISTORTION ...
Page 5
Low RF Susceptibility DirectDrive Stereo Head- phone Amplifier with 1.8V Compatible Shutdown = 5V, PGND = SGND = 0V, SHDN = THD+N measurement bandwidth = 22Hz to 22kHz, both outputs driven in phase, T TOTAL HARMONIC DISTORTION ...
Page 6
Low RF Susceptibility DirectDrive Stereo Head- phone Amplifier with 1.8V Compatible Shutdown = 5V, PGND = SGND = 0V, SHDN = THD+N measurement bandwidth = 22Hz to 22kHz, both outputs driven in phase, T OUTPUT POWER vs. ...
Page 7
Low RF Susceptibility DirectDrive Stereo Head- phone Amplifier with 1.8V Compatible Shutdown = 5V, PGND = SGND = 0V, SHDN = THD+N measurement bandwidth = 22Hz to 22kHz, both outputs driven in phase, T CROSSTALK vs. FREQUENCY ...
Page 8
Low RF Susceptibility DirectDrive Stereo Head- phone Amplifier with 1.8V Compatible Shutdown = 5V, PGND = SGND = 0V, SHDN = THD+N measurement bandwidth = 22Hz to 22kHz, both outputs driven in phase, T EXITING SHUTDOWN V ...
Page 9
Low RF Susceptibility DirectDrive Stereo Head- phone Amplifier with 1.8V Compatible Shutdown Detailed Description The MAX9724C/MAX9724D stereo headphone ampli- fiers feature Maxim’s DirectDrive architecture, eliminat- ing the large output-coupling capacitors required by conventional single-supply headphone amplifiers. The device consists of ...
Page 10
Low RF Susceptibility DirectDrive Stereo Head- phone Amplifier with 1.8V Compatible Shutdown the MAX9724 addresses the problem of the RF suscep- tibility by rejecting RF noise and preventing it from cou- pling into the audio band. The RF susceptibility of ...
Page 11
Low RF Susceptibility DirectDrive Stereo Head- phone Amplifier with 1.8V Compatible Shutdown °C/W as specified in the Absolute Maximum Ratings section. For example, θ of the thin QFN package is JA +68°C/W, and 154.2°C/W for the UCSP package. The MAX9724C/MAX9724D ...
Page 12
Low RF Susceptibility DirectDrive Stereo Head- phone Amplifier with 1.8V Compatible Shutdown pump’s load regulation and output resistance value that is too small degrades the device’s ability to provide sufficient current drive, which leads to a loss of ...
Page 13
Low RF Susceptibility DirectDrive Stereo Head- phone Amplifier with 1.8V Compatible Shutdown Lineout Amplifier and Filter Block The MAX9724C can be used as an audio line driver capable of providing 2V into 10kΩ loads with a sin- RMS gle 5V ...
Page 14
Low RF Susceptibility DirectDrive Stereo Head- phone Amplifier with 1.8V Compatible Shutdown To suppress this noise, and to provide a 2V dard audio output level from a single 5V supply, the MAX9724C can be configured as a line driver and ...
Page 15
Low RF Susceptibility DirectDrive Stereo Head- phone Amplifier with 1.8V Compatible Shutdown μCONTROLLER STEREO DAC ______________________________________________________________________________________ V DD 0.1μF 15kΩ 1μF 15kΩ INR OUTR PVDD OUTR- BIAS 1μF MAX9710 GND PGND MUTE OUTL- 0.1μF SHDN 15kΩ OUTL+ INL ...
Page 16
Low RF Susceptibility DirectDrive Stereo Head- phone Amplifier with 1.8V Compatible Shutdown 2.7V TO 5.5V C3 1μF 12 (B1 (C1) C1P CHARGE C1 PUMP 1μF 3 C1N (C3) PVSS SVSS PGND 4 9 (C4) (B4) C2 1μF ...
Page 17
Low RF Susceptibility DirectDrive Stereo Head- phone Amplifier with 1.8V Compatible Shutdown Functional Diagram/Typical Operating Circuits (continued) 2.7V TO 5.5V C3 1μF 12 (B1 (C1) C1P CHARGE C1 PUMP 1μF 3 (C3) C1N SVSS PGND PVSS 4 ...
Page 18
Low RF Susceptibility DirectDrive Stereo Head- phone Amplifier with 1.8V Compatible Shutdown TOP VIEW OUTR 10 MAX9724C 11 OUTL MAX9724D TQFN 18 ______________________________________________________________________________________ TOP VIEW (BUMPS ON BOTTOM ...
Page 19
... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. 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 ____________________ 19 © 2008 Maxim Integrated Products ...