TNETE2008

OctalPHY

EIGHT 10BASE-T PHYSICAL-LAYER INTERFACES

SPWS042B – DECEMBER 1997 – REVISED JUNE 1998

2

POST OFFICE BOX 655303

description (continued)

The TNETE2008 provides PHY interface functions for up to eight 10BASE-T network ports as shown in

Figure 1.

A typical application with external components is shown in Figure 2.

PHY Status and Control Signals

PHY Data I/O

LED Drivers

PHY 7

PHY 2

PHY 1

PHY 0

To/From

10BASE-T

Network

MAC

TNETE2008 Control Signals

To LED

Status

Indicators

Autonegotiation

Interface

IEEE Std 1149.1

Test-Access Port

TNETE2008

Control Logic

Figure 1. OctalPHY Architecture

1.