IPOD 30 GB CLASSIC A brief description By: Sidddharth Babbar.
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Transcript of IPOD 30 GB CLASSIC A brief description By: Sidddharth Babbar.
IPOD 30 GB CLASSIC
A brief description
By: Sidddharth Babbar
iPOD Classic
Technical Specifications1
Size and weight Height:4.1 inches (103.5 mm) Width:2.4 inches (61.8 mm) Depth:0.41 inch (10.5 mm) Weight:4.9 ounces (140 grams)1
Source:http://images.apple.com/ipodclassic/images/specs_dimensions20080909.jpg
Display & Audio
Display 2.5-inch (diagonal) color LCD with LED
backlight 320-by-240-pixel resolution at 163
pixels per inch
Audio Frequency response: 20Hz to
20,000Hz Audio formats supported: AAC (16 to
320 Kbps), Protected AAC (from iTunes Store), MP3 (16 to 320 Kbps), MP3 VBR, Audible (formats 2, 3, and 4), Apple Lossless, AIFF, and WAV
User-configurable maximum volume limit
http://images.apple.com/ipodclassic/images/specs_front20080909.jpg
Input/Output & Buttons
Input and output Buttons
Dock connector 3.5-mm stereo headphone jack
Img 1:Source: http://images.apple.com/ipodclassic/images/specs_external20080909.jpgImg 2Source:
ttp://images.apple.com/ipod/images/specs_connector20080909.jpg
Video
H.264 video, up to 1.5 Mbps, 640 by 480 pixels, 30 frames per second
Low-Complexity version of the H.264 Baseline Profile with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats
H.264 video, up to 2.5 Mbps, 640 by 480 pixels, 30 frames per second, Baseline Profile up to Level 3.0 with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats
MPEG-4 video, up to 2.5 Mbps, 640 by 480 pixels, 30 frames per second, Simple Profile with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file format
Capacity1
30 GB 7500 songs 25000 photos 210 hours of video
Battery
Built-in rechargeable lithium ion battery Playback time
Music playback time: Up to 36 hours when fully charged
Video playback time: Up to 6 hours when fully charged
Charging via USB to computer system or power adapter (sold separately) Fast-charge time: about 2 hours (charges up to 80%
of battery capacity) Full-charge time: about 4 hours
Img source: http://images.apple.com/ipodclassic/images/specs_battery20080909.jpg
Uploading Media
Primary application - iTunes (available free) to upload music.
Source: Screen shot from my desktop
Basic physical layout
Source: http://www.info.apple.com/images/kbase/61122/61122_2.jpg
Primary Components
Hard Drive Battery Click Wheel Display Microprocessor Video chip Audio Chip
A look Inside
http://static.howstuffworks.com/gif/ipod-2.jpg
Hard Drive
Specifications2
Capacity 30 GBSupported interface DMA/ATA-100 (Ultra)
Spindle Speed 4200 rpmBuffer 2 MBAverage Latency 7.14 msAverage Seek Time 15 ms
http://i11.ebayimg.com/05/i/001/42/53/01c3_2.JPG
BATTERY3
Lithium Ion 3.7 volts 550 mAh (milliamp hours)
http://www.heybridgesupplies.co.uk/library/Ipod/battery/IPBVIDEO30G.jpg
Click Wheel
Metal Channels in the wheel form a conductor Your finger is the other conductor Charge builds up on the plastic portion Click Wheel controller senses and measures
movements
Img2 source: http://static.howstuffworks.com/gif/ipod-13.jpg
Img1 source: http://static.howstuffworks.com/gif/ipod-11.jpg
LCD (Liquid Crystal Display
2.5-inch (diagonal) color LCD with LED backlight 320-by-240-pixel resolution at 163 pixels per inch 16-bit, TFT LCD. 0.156 dot pitch. 0.125 inches (3.175 mm) thickness
http://www.u2cheer.co.uk/ebay/itempic/parts/ipod/ipod_video_lcd.jpg
Microprocessor4
PortalPlayer PP5021C dual embedded variable speed 80 MHz
ARM 7TDMI processors Video decoding - Broadcom VideoCore
BCM2722 processor.
Video Chip5
Broadcom VideoCore BCM2722 processor
low power with MPEG-4 encode from only 10 mW NTSC/PAL direct video output LCD controller, and 32Mbits of embedded SDRAM
Audio Chip6
Specifications for WM879 Stereo DAC with headphone driver 50mW power into 16R load on 3.3V supply
Audio Performance 100dB SNR (‘A’ weighted @ 48kHz) 88dB THD line level 72dB THD headphone DAC Sampling Frequency: 8kHz – 192kHz Pin Selectable Audio Data Interface Format - I2S, 16-bit Right Justified or DSP 2.7V - 5.5V Supply Operation, Split Analog-digital supplies 4-pin SOIC Package Typical power consumption 20mW on 2.7V supply
Motherboard
http://static.howstuffworks.com/gif/ipod-10.jpg
Motherboard (2)
http://static.howstuffworks.com/gif/ipod-8.jpg
Works Cited
1 http://www.apple.com/ipodclassic/specs.html
2http://www.amazon.com/Toshiba-MK3006GAL-internal-ATA-100-buffer/dp/B000YFI4AO
3http://www.batteryship.com/htmlos/htmlos.cgi/batteryship/catalog.html?item=616-0229&model=iPod+Video+30Gb
4http://www.everymac.com/systems/apple/consumer_electronics/ipod_faq/ipod-processor-type-portal-player-samsung.html
5http://www.broadcom.com/products/Mobile-Multimedia/Mobile-Multimedia-Processors/BCM2722#tab=features-tab
6http://pdf1.alldatasheet.com/datasheet-pdf/view/91275/WOLFSON/WM8759.html
7http://electronics.howstuffworks.com/ipod4.htm