LXT901/907 — Universal 10BASE-T and AUI Transceivers
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LXT901/907 Block Diagram ..................................................................................7
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LXT901/907 Pin Assignments...............................................................................8
LXT901/907 TPO Output Waveform ..................................................................13
Jabber Control Function .....................................................................................14
SQE Function .....................................................................................................15
Collision Detection Function ...............................................................................16
Link Integrity Test Function ................................................................................18
Remote Signaling Link Integrity Pulse Timing ....................................................19
LAN Adapter Board - Auto Port Select with External LPBK Control ..................23
Full-Duplex Operation ........................................................................................24
380C26 Interface for Dual Network Support of 10BASE-T and Token Ring ......25
LAN Adapter Board - Manual Port Select with Link Test Function .....................26
Manual Port Select with Seeq 8005 Controller ..................................................27
Three Media Application ....................................................................................28
AUI Encoder/Decoder Only Application .............................................................29
150 Ω Shielded Twisted-Pair Only Application (LXT901) ...................................30
Mode 1 RCLK/Start-of-Frame Timing ................................................................35
Mode 1 RCLK/End-of-Frame Timing ..................................................................35
Mode 1 Transmit Timing ....................................................................................36
Mode 1 Collision Detect Timing .........................................................................36
Mode 1 COL/CI Output Timing ...........................................................................36
Mode 1 Loopback Timing ...................................................................................36
Mode 2 RCLK/Start-of-Frame Timing ................................................................37
Mode 2 RCLK/End-of-Frame Timing ..................................................................37
Mode 2 Transmit Timing ....................................................................................38
Mode 2 Collision Detect Timing .........................................................................38
Mode 2 COL/CI Output Timing ...........................................................................38
Mode 2 Loopback Timing ...................................................................................38
Mode 3 RCLK/Start-of-Frame Timing (LXT901 only) .......................................39
Mode 3 RCLK/End-of-Frame Timing (LXT901 only) ..........................................39
Mode 3 RCLK/Start-of-Frame Timing (LXT907 only) .......................................40
Mode 3 RCLK/End-of-Frame Timing (LXT907 only) ..........................................40
Mode 3 Transmit Timing ....................................................................................41
Mode 3 Collision Detect Timing .........................................................................41
Mode 3 COL/CI Output Timing ...........................................................................41
Mode 3 Loopback Timing ...................................................................................41
Mode 4 RCLK/Start-of-Frame Timing ................................................................42
Mode 4 RCLK/End-of-Frame Timing ..................................................................42
Mode 4 Transmit Timing ....................................................................................43
Mode 4 Collision Detect Timing .........................................................................43
Mode 4 COL/CI Output Timing ...........................................................................43
Mode 4 Loopback Timing ...................................................................................43
LXT901/907 Package Specifications ..................................................................44
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