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參數(shù)資料
| 型號： | SAA7174 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Analog TV video and stereo decoder for computing and consumer applications in Europe |
| 中文描述： | 模擬電視視頻和計算和消費應(yīng)用在歐洲的立體聲解碼器 |
| 文件頁數(shù)： | 4/4頁 |
| 文件大?。?/td> | 127K |
| 代理商： | SAA7174 |
Philips Semiconductors
Philips Semiconductors is a worldwide company with over 100 sales offices
in more than 50 countries.For a complete up-to-date list of our sales offices
please e-mail sales.addresses
@
www.semiconductors.philips.com. A complete
list will be sent to you automatically.You can also visit our website
http://www.semiconductors.philips.com/sales.
Koninklijke Philips Electronics N.V. 2003
SCL 76
All rights reserved. Reproduction in whole or in part is prohibited without the prior writ-
ten consent of the copyright owner.The information presented in this document does not
form part of any quotation or contract, is believed to be accurate and reliable and may be
changed without notice. No liability will be accepted by the publisher for any consequence
of its use. Publication thereof does not convey nor imply any license under patent- or
other industrial or intellectual property rights.
SAA7174
Analog TV video and stereo decoder for computing and consumer applications in Europe
Date of release: June 2003
document order number: 9397 750 11473
Published in USA
www.semiconductors.philips.com
Technical specifications
PHYSICAL
Package
Power
Rectangular LQFP128; 128 pins
supply
3.3 V
consumption
1.35 W (typical application)
0 to 70 oC
Temperature
ANALOG VIDEO SUBSYSTEM
Video input
Five (5) analog input ports supporting any combination
of CVBS (NTSC, PAL, SECAM) or S-Video signals
Two (2) 9-bit CMOS ADCs, 27-MHz oversampling
digital video port
ITU-656, YUV-VMI(8 bit), VIP 1.1 or
VIP 2.0 (8 or 16 bit), ZV (16 bit), ITU-601 (16 bit)
720 pixels/line (ITU 601)
32.11 or 24.576 MHz, supports all video standards
NTSC/PAL adaptive 4-line Y-C separation for all sources
including broadcast and VCR
Downscaling: horizontal, vertical, and by field rate
Scalable from 10 taps H (for ratios close to 1:1) to 74
taps (icon-sized video)
Closed Captioning,Teletext, NABST, CGMS, WST,
and WSS
3-level with active status interrupt; compliant with
Macrovision Copy Protection Detect Specification,
Revision 1.00
ADCs
Video output
Sample rate
XTAL reference
Comb filter
Scaling
VBI formats
Macrovision
AUDIO DECODE SUBSYSTEM
Audio in
One (1) analog SIF port (from tuner)
Two pairs (2) analog stereo baseband inputs
analog
One (1) stereo port (for loop-back to sound card
or local headphones)
digital
One (1) I
2
S port (GPIO)
Decode formats
NICAM, A2/Dual-FM
Audio out
AUDIO DECODE SUBSYSTEM (CONTINUED)
Sample rates
32 kHz, 44.1 kHz, 48 kHz
Clocks
Selectable: 768*fs, 512*fs, 384*fs or 256*fs
24.576 MHz to external audio reference clock
Locked to video frame rate
ADCs
Two (2) 16-bit baseband audio
One (1) 8-bit SIF, 24.576 MHz
Audio features
Volume, balance
I
2
C INTERFACE
Modes
Bus-master interface, multi-master capable
Slave interface
3.3 V and 5 V signal-level compatible
Includes peripheral reset and power-down control
100 kHz, 400 kHz
Power
Rates
GENERAL PURPOSE I/O
Total pins
Dedicated
28
Digital video output
Peripheral interrupts
I
2
S port (for digital audio output)
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