W6694
Description
The Winbond's single chip USB bus ISDN S/T interface controller W6694 is an all-in-one device suitable for ISDN Internet access.
Key Features
- Four wire operation - Received clock recovery - Layer 1 activation/deactivation procedure - D channel access control
- Transparent data transmission of 2B+D channels
- Test functions USB
- USB Specification version 1.0/1.1 pliant
- Full-speed, bus-powered USB device
- Integrated transceiver, PLL, SIE, SIL and voltage regulator
- Built-in fully automatic enumeration procedure
- Support suspend mode
- Suspend current requirement - Wake-up by ISDN (remote) and PC (host) Other Features
- GCI bus interface (slave mode) for connecting to ISDN U transceiver chip
