Motorola DSR470 データシート
©Motorola, Inc., 2005. All rights reserved.
MOTOROLA and the Stylized M Logo are registered in the U.S. Patent and Trademark Office. DOCSIS is a registered trademark of Cable
Television Laboratories, Inc. MediaCipher is a registered trademark of General Instrument Corporation. Moxi is a trademark of Digeo, Inc. All
other product or service names are the property of their respective owners.
Television Laboratories, Inc. MediaCipher is a registered trademark of General Instrument Corporation. Moxi is a trademark of Digeo, Inc. All
other product or service names are the property of their respective owners.
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521926-001
xxxx-0105-xK
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GENERAL
E
EN
NV
VIIR
RO
ON
NM
ME
EN
NT
T
Temperature
0° to –40°C (ambient)
Humidity
95% relative
S
SP
PE
EC
CIIFFIIC
CA
AT
TIIO
ON
NS
S
WidthxHeightxDepth 13.6 x 2.5 x 15
Weight
11 lbs
Power Input
115 V ± 10% AC, 60 Hz
(nominal)
(nominal)
25 W (maximum)
Regulatory
Compliance
Compliance
UL listed, CSA certified
Limited Warranty
1 year
CABLE INPUT
Frequency
54 to 860 MHz
Impedance
75 W
Analog Input Level 0 dBmV to +15 dBmV
Digital Input Level
–18 dBmV to +5 dBmV (64 QAM)
–12 dBmV to +5 dBmV (256 QAM)
Noise Figure @ 10 dBm input <10 dBmV
DIGITAL PROCESSING
Demodulation
64 and 256 QAM
Symbol Rates
5.056941 (64 QAM)
4.966862 and 5.360537 (256 QAM)
VHF OUTPUT
Impedance
75 W
Channel
3 and 4
Level, Video
66 dBuV ± 3 dB from
VHF modulator
VHF modulator
Audio
Mono, SAP (menu selected)
VIDEO
Output Level
1 V p-p into 75 W
De-emphasis
525 line CCIR Rec. 405-1
AUDIO
Modes
Digital stereo (stereo or surround),
S/PDIF for AC-3 where available,
analog stereo (BTSC)
S/PDIF for AC-3 where available,
analog stereo (BTSC)
IR REMOTE CONTROL
Operational Range 35 feet
± 22.5° from center (horizontal axis)
± 13.0° from center (vertical axis)
UHF REMOTE CONTROL
Operational Range 150-foot radius from unit
ASYNCHRONOUS DATA
Data Rate
1200, 2400, 4800, 9600,
and 19200 bps
and 19200 bps
Format
Asynchronous 10-bit
characters transmitted
LSB first
characters transmitted
LSB first
Mode
Simplex
Interface
RS-232 voltages and
impedance levels
impedance levels
Connector
Mini phone
HIGH-SPEED DATA
Data Rate
29.27 Mbps ± 20 ppm
Format
AMI encoded with 8%
minimum transition
density
minimum transition
density
Multiplex
MPEG-2 compatible
Signal Level
0.5 V p-p ± 20% AC
coupled into 110 W
coupled into 110 W
Connector
DB-9
MODEM REPORTBACK INTERFACE
Standard
Bell 212A
Data Rate
1200 baud
Connector
RJ-11 telco plug
DIGICIPHER® II AUDIO (ANALOG)
Stereo Outputs
2
Impedance
110 W maximum
Output Level
5.66 V p-p ± 10% into
2 kW load with 0 dBFS
digital input
2 kW load with 0 dBFS
digital input
Frequency
Response
Response
B p-1.0 Dp, 20 Hz to 20 kHz
THD
0.3% maximum from
20 Hz to 20 kHz
referenced to +10 dBm
encoder
20 Hz to 20 kHz
referenced to +10 dBm
encoder
SNR
85 dB minimum
Stereo Channel
Isolation
Isolation
60 dB minimum
DIGICIPHER® II AUDIO (DIGITAL)
Stereo Outputs
1
Impedance
75 W
Signal Level
0.5 p-p ± 20% into 75 W
load
load
Connector
RCA
Format
Dolby AC3 or PCM
DIGICIPHER® II COMPOSITE VIDEO
Outline Level
1.0 C p-p ± 10%, sync tip
to reference white
to reference white
Frequency
Response (NTSC)
Response (NTSC)
± 1.0 dB, 1 kHz to 4.2 MHz
C-L Delay Inequality ± 50 nsec
Differential Gain
5.0% p-p maximum (10–
90% APL)
90% APL)
Differential Phase
5.0° p-p maximum (10–
90% APL)
90% APL)
Luminance SNR
57 dB
CABLE VIDEO (ANALOG)
Frequency
Response
+1.58 to -1.94 dB, 0.5 to
3.0 MHz
3.0 MHz
Differential Gain
8.0% p-p maximum
Differential Phase
8.0° p-p maximum
S/N
49 dB minimum @ 6 dBmV
(unified weighing 100 kHz
to 4.2 MHz)
(unified weighing 100 kHz
to 4.2 MHz)
CABLE AUDIO (ANALOG)
Frequency
Response
Response
± 3.0 dB, 50 Hz to 10 kHz
Harmonic
Distortion
Distortion
2.0% maximum @ 1 kHz
Technical Specifications