Features

Single chip interface between multiple UTOPIA PHYs and a

single Data Path Interface (DPI).

Ideal for xDSL DSLAM and 25Mbps switching applications.

Supports ATM Forum UTOPIA Level 2 interface in both 8-bit

and 16-bit modes.

Supports UTOPIA Level 2 Cell Level Handshake.

Supports up to 31 PHYs on the UTOPIA Level 2 interface.

Supports either 4-bit or 8-bit DPI interface.

Supports cell sizes from 52 to 56 bytes on the DPI interface.

Supports DPI operation up to 50MHz.

Either Utility Bus or Parallel Manager Management interface

for configuring and reading status of PHY registers.

In-Stream™ (In-band) programming for configuration of

device and management interface communications.

TAG Routing for flexibility in routing cells.

Single +3.3V ± 0.3V power supply required.

Inputs are +5.0V tolerant.