MT8872C Datasheet, PDF (2/2 Pages) List of Unclassifed Manufacturers – COFDM DEMODULATOR/FEC

MT8872C AND MT8872P COFDM DEMODULATOR/FEC
PRODUCT BRIEF
CONSUMER AND PROFESSIONAL
DVB-T TV RECEIVER AND
SET-TOP BOX APPLICATIONS
SPECIFICATIONS
• AGC frequency: 0 to 1 MHz
• Digital timing recovery accuracy:
<1 ppm
• Typical supply voltage: 2.5V
• Nominal power dissipation: 0.8W
• Input signal: differential baseband or
1st IF COFDM
• Output signal: MPEG2 transport
stream
• Control: via serial bus I²C compatible
• External clock frequency: 55 MHz,
61 MHz for 1st IF
• Package: quad flat pack, 80 pins
(144 pins for SP8871P)
• Ambient operating temperature: 0° to
+70°C
• IEEE 1149.1 boundary scan
RF
COFDM
PERFORMANCE
• Co-channel carrier to interferer ratio:
<-12 dB
• AWGN performance: <1 dB loss
• Echo performance: 0 dB
RF-AGC
Down
converter
1^st IF
@
~36 MHz
GAIN
SAW
IF-AGC
61 MHz
GAIN
ADC
MT8872C
MPEG2
Transport Stream
Block Diagram of MT8872C COFDM Demodulator/FEC
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[e-mail], Web site: www.microtune.com
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The information in this document is believed to be accurate and reliable. Microtune assumes no responsibility for any consequences arising from the use of this information, nor from any infringement of patents
or the rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or other rights of Microtune. The information in this publication replaces and
supersedes all information previously supplied, and is subject to change without notice. The customer is responsible for assuring that proper design and operating safeguards are observed to minimize
inherent and procedural hazards. Microtune assumes no responsibility for applications assistance or customer product design.
The devices described in this document are not authorized for use in medical, life-support equipment, or any other application involving a potential risk of severe property or environmental damage, personal
injury, or death without prior express written approval of Microtune. Any such use is understood to be entirely at the user’s risk.
Microtune, MicroTuner, MicroStreamer, VideoCaster, and the Microtune logo are trademarks of Microtune, Inc. All other trademarks belong to their respective companies.
Microtune’s products are protected by one or more of the following U.S. patents: 5,625,325; 5,648,744; 5,717,730; 5,737,035; 5,739,730; 5,805,988; 5,847,612; 6,100,761; 6,104,242; 6,144,402; 6,163,684;
6,169,569; 6,177,964; 6,218,899 and additional patents pending or filed.
Entire contents Copyright © 2002 Microtune, Inc.
s
PB-00041
Rev 1.0 — May 2002
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