Dialogic DM/N1200-4E1 (DMN1200-4E1) board
| Main features | |
|---|---|
| Ports | 120 (4 E1, ISDN PRI) |
| Voice resources | Not applicable |
| Fax resources | Not applicable |
| Max boards count per system | depends on CPU (Linux, Windows XP, 2008, Win7) |
| Interface | E1, ISDN PRI |
| Internal bus | CT Bus (H.100) |
| Control microprocessorer | i960 C |
| Digital signal processor | 6 Motorola digital signal processors 56303 |
| Form factor | Full size, full length (313 mm), PCI (3.3 V or 5 V) |
| Dialing | ISDN PRI, R1, R2 MF |
| Operating temperature | from 0В°C to +50В°C |
| PC resources | |
|---|---|
| Bus | PCI (rev 2.2) |
| Bus speed | 33 MHz |
| Bus mode | 32 bit |
| Shared memory | 4x64 Kb |
| IRQ | All Dialogic DM/N1200-4E1 (DMN1200-4E1) boards share the same IRQ |
| Input/ouput ports | Not applicable |
| Telephony interface | |
|---|---|
| Interface | Digital |
| Impedance | 75 and 120 Ohm |
| Connector | four connectors RJ-48C (120 Ohm) or BNC (75 Ohm) |