Cable modem Arris CM820S/CE 1 GE Ethernet EuroDOCSIS 3.0

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Cable modem Arris CM820S / CE 1 GE Ethernet EuroDOCSIS 3.0
The Touchstone CM820S / CE is a EuroDOCSIS 3.0 8x4 cable modem that provides access to speeds above 300 Mbps for homes and businesses.

  • SKU: CM820S/CE

The Touchstone® DOCSIS 3.0 8x4 Cable Modem CM820S / CE provides access to ultra-high-speed data for cable operators in both homes and businesses. Designed to support the needs of the most advanced users. The CM820S / CE allows the home user or small business to meet the needs of speed and performance with the reliability provided by a brand such as Arris. With the CM820S / CE, cable operators can offer downlink services of 300 Mbps (over 400 Mbps in EuroDOCSIS® mode) to their subscribers.

Services to companies.

With the management and provisioning applications of Alea Soluciones we can make an effective provision of the commercial services and products that the operator has created for its clients. This allows you to abstract from command lines and low-level configurations. Through the graphical interface of the applications you can configure, provision and manage any device in a DOCSIS network.


Operating Temperature °C 0 to 40 RF Interface External 75Ω ‘F’ type connector
Operating Relative Humidity (Min-Max) 5-95% (noncondensing) Data Interface 10/100/1000 BaseT Ethernet RJ45
Storage Temperature °C - 40 to 70 Input Voltage (nominal) 115-240 VAC 50/60 Hz)
Dimensions (H x W x D) cm Excludes F-connector 16.3 x 5.3 x 14.5 Power On/Off Switch Yes
Weight Kg 0.81 (0.37) Power Consumption (W) 5.5 (max.)
DOCSIS 3.0 PSE UL* 60950 RoHS
EuroDOCSIS 3.0 VCCI FCC Part 15 Class B WEEE
CE, CB IEEE 8023 IEEE 8023ab
RF DownstreamRF Upstream
Frequency Range (MHz) 108-1002 Frequency Range (MHz) 01/05/1965
Bonded Channels Up to 8 Bonded Channels Up to 4
Number of Tuners 2 Modulation QPSK, 8QAM, 16QAM, 32 128QAM (SCDMA only)
Capture Bandwidth (MHz) 96 (per tuner, 192 MHz total) Modulation Bandwidth (kHz) TDMA: 200, 400, 800, 1600, 320
Modulation (QAM) 64 or 256 SCDMA: 1600 3200 6400
Data Rate (Mbps, Theoretical) Up to 444 Data Rate (Mbps, Theoretical) Up to 122
RF Input Sensitivity Level (dBmV) - 17 to +17 RF Output Level (dBmV – one channel) TDMA: +17 to 61 (QPSK)
Carrier Bandwidth (MHz) 8 -17 to 58 (8QAM, 16QAM)
MoCA® Immunity Filter Embedded +17 to 57 (32QAM, 64QAM)
SCDMA: +17 to +56 (all modulations)
Automatic Level Adjust Yes
Frequency Stability (kHz) ±5
Output Impedance (Ω) 75

Main Features

Port: 1 GE Port

Compatibility: Double automatic DOCSIS / EuroDOCSIS 3.0 mode. Compatibility with DOCSIS 1.0, 1.1 and 2.0 standards.

High-speed transmission: Cable operators can offer download speeds of up to 300 Mbps (Up to 400 Mbps in EuroDOCSIS mode).


To view the CPE cablemodem datasheet click on the link

To see Eurodocsis datasheet click on the link


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