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24<br />
System Block Diagrams: Portable Media Player<br />
➔<br />
<strong>Audio</strong> for Portable Media Players<br />
Speaker<br />
Mic In<br />
Stereo <strong>Audio</strong><br />
Line In<br />
FM Radio IC<br />
L<br />
R<br />
L<br />
R<br />
Stereo<br />
<strong>Audio</strong><br />
Codec<br />
L<br />
R<br />
Touch-Screen<br />
Controller<br />
Stereo<br />
Headphones<br />
Stereo <strong>Audio</strong><br />
Line Out<br />
Serial Interface<br />
(I 2 C, SPI, I 2 S)<br />
Touch-<br />
Screen<br />
Controller<br />
LCD<br />
Interface<br />
Keypad<br />
LCD Panel<br />
IR Remote<br />
Control<br />
RTC<br />
LED<br />
Backlight<br />
Video In<br />
Video<br />
Decoder<br />
MPU<br />
Lens<br />
CCD/<br />
CMOS<br />
Sensors<br />
Digital<br />
Camera<br />
Front-end<br />
Signal<br />
Camera<br />
CCIR656 Bus<br />
CPU<br />
and<br />
DSP<br />
RS232<br />
RS485<br />
Video Buffer<br />
NTSC/PAL<br />
USB<br />
HDD<br />
Compact<br />
Flash Adaptor<br />
Buffer<br />
SDRAM<br />
Flash Memory<br />
SD/MMC/<br />
MS Interface<br />
JTAG<br />
Power Management<br />
See complete portable<br />
power solutions on page 37.<br />
KEY<br />
TI Product<br />
For the latest information on end-equipment system block diagrams, visit: www.ti.com/applications<br />
<strong>Audio</strong> <strong>Solutions</strong> <strong>Guide</strong> Texas Instruments <strong>1Q</strong> <strong>2007</strong>
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