B
Upstream
Modulation | QPSK and 8, 16, 32, 64, 128 QAM |
Maximum Channel Rate* |
|
DOCSIS | 131.072 Mbps (4 channels) / 32.768 Mbps (single channel): @ 128 QAM at 6.4 MHz |
EuroDOCSIS | 131.072 Mbps (4 channels) / 32.768 Mbps (single channel): @ 128 QAM at 6.4 MHz |
Channel Width | 200 kHz, 400 kHz, 800 kHz, 1.6 MHz, 3.2 MHz, 6.4** MHz |
Symbol Rates | 160, 320, 640, 1280, 2560, 5120** ksym/s |
Operating Level Range | Level range per channel (Multiple Transmit Channel mode disabled, or only Multiple |
| Transmit Channel mode enabled with one channel in the TCS) |
DOCSIS/EuroDOCSIS |
|
TDMA | Pmin to +57 dBmV (32 QAM, 64 QAM) |
| Pmin to +58 dBmV (8 QAM, 16 QAM) |
| Pmin to +61 dBmV (QPSK) |
| Pmin to +56 dBmV (all modulations), where: |
| Pmin = +17 dBmV, 1280 kHz modulation rate |
| Pmin = +20 dBmV, 2560 kHz modulation rate |
| Pmin = +23 dBmV, 5120 kHz modulation rate |
Level range per channel (two channels in the TCS) | |
TDMA | Pmin to +54 dBmV (32 QAM, 64 QAM) |
| Pmin to +55 dBmV (8 QAM, 16 QAM) |
| Pmin to +58 dBmV (QPSK) |
Pmin to +53 dBmV (all modulations), where: | |
| Pmin = +17 dBmV, 1280 kHz modulation rate |
| Pmin = +20 dBmV, 2560 kHz modulation rate |
| Pmin = +23 dBmV, 5120 kHz modulation rate |
Level range per channel (three or four channels in the TCS) | |
TDMA | Pmin to +51 dBmV (32 QAM, 64 QAM) |
| Pmin to +52 dBmV (8 QAM, 16 QAM) |
| Pmin to +55 dBmV (QPSK) |
Pmin to +53 dBmV (all modulations), where: | |
| Pmin = +17 dBmV, 1280 kHz modulation rate |
| Pmin = +20 dBmV, 2560 kHz modulation rate |
| Pmin = +23 dBmV, 5120 kHz modulation rate |
Output Impedance | 75 Ω (nominal) |
Frequency Range | DOCSIS |
| DOCSIS 5 to 65 MHz (edge to edge) |
Compatibility | PC: 90496, Pentium, or later; Windows 7, Vista, 2000, or XP or Linux® with Ethernet |
| connection (older versions of Windows, although not specifically supported, will work |
| with this cable modem) |
Macintosh: Power PC or later; OS 10.4 or higher, Ethernet connection
UNIX: Ethernet connection
SB6141 DOCSIS 3.0 Cable Modem • User Guide | 16 |
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