Based on self -copyright IC
E1 Interface
Interface Standard: comply with protocol G.703;
Interface Rate: n*64Kbps±50ppm;
Interface Code: HDB3;
E1 Impedance: 75Ω (unbalance), 120Ω (balance);
Jitter tolerance: In accord with protocol G.742 and G.823
Allowed Attenuation: 0~6dBm
FXS Phone Interface
Ring voltage: 75V
Ring frequency: 25HZ
Two-line Impedance: 600 Ohm (pick up)
Return loss: 40 dB
FXO Switch Interface
Ring detect voltage: 35V
Ring detection frequency: 17HZ-60HZ
Two-line Impedance: 600 Ohm (pick up)
Return loss: 40 dB
EM 2/4 Wire Interface
AD: 0dB
DA: 0dB
Two/Four-line Impedance: 600 Ohm
Return loss: 20 dB
Ethernet interface(10/100M)
Interface rate: 10/100 Mbps, half/full duplex auto-negotiation
Interface Standard: Compatible with IEEE 802.3, IEEE 802.1Q (VLAN)
MAC Address Capability: 4096
Connector: RJ45, support Auto-MDIX
Working environment
Working temperature: -10°C ~ 50°C
Working Humidity: 5%~95 % (no condensation)
AN-E1-ETH-4FX
E1 to 10/100BaseT + 4 FXO / FXS interface convertor, 75/120, DC-48V or 220V/AC
E1 ports |
1 |
---|---|
Voice Ports (Telephone) |
4 |