Integrated Services Digital Network
Over an ISDN Interface all data communication are digital. The ISDN Basic Interface has two voice/date channels (B-Chanel). Therefore two voice or FAX devices and voice connectivity can be used simultaneously. In combination with a DSL an additional DSL-interface for PC is available.
COLOGNE CHIP offers ISDN single-chip solutions for Basic Rate and Primary Rate Access. Some ICs are tailored for PC applications (such as ISDN PCI add-on cards), others are perfectly suited for embedded applications (such like Residential Gateways, VoIP Gateways and PABX). All of them do not only act as Line Interface Unit for Basic Rate S/T Interface or UpN/Up0 Interface respectively for Primary Rate E1 Interface, but also include HDLC controllers and deep FIFOs on all channels.
Our suppliers in this category ISDN:
COLOGNE CHIP develops and manufactures ISDN controller ICs for Basic Rate and Primary Rate Access. Board with HFC-S mini. The company offers highly integrated HDLC controller and ISDN transceiver chips for a broad variety of ISDN applications, such as PABX, digital phones, VoIP gateways, Integrated Access Devices (IAD) and POS terminals.