TLK100_11 Datasheet, PDF (4/88 Pages) Texas Instruments – Industrial Temp, Single Port 10/100 Mb/s Ethernet Physical Layer Transceiver

TLK100
SLLS931B – AUGUST 2009 – REVISED DECEMBER 2009
1 Introduction .............................................. 1
1.1 Features .............................................. 1
1.2 Applications .......................................... 1
1.3 General Description .................................. 1
1.4 System Diagram ..................................... 1
1.5 Pin Layout ............................................ 3
2 Pin Descriptions ......................................... 5
2.1 Serial Management Interface ........................ 5
2.2 MAC Data Interface .................................. 6
2.3 Clock Interface ....................................... 6
2.4 LED Interface ........................................ 6
2.5 JTAG Interface ....................................... 7
2.6 Reset and Power Down .............................. 7
2.7 Jumper Options ...................................... 8
2.8 10 Mb/s and 100 Mb/s PMD Interface ............... 9
2.9 Power and Bias Connections ........................ 9
2.10 Power Supply Configuration ........................ 10
3 Configuration ........................................... 13
3.1 Auto-Negotiation .................................... 13
3.2 Auto-MDIX .......................................... 14
3.3 PHY Address ....................................... 15
3.4 LED Interface ....................................... 16
3.5 Loopback Functionality ............................. 17
3.6 BIST ................................................ 18
3.7 Cable Diagnostics .................................. 19
4 Interfaces ................................................ 21
4.1 Media Independent Interface (MII) ................. 21
4.2 Serial Management Interface ....................... 22
5 Architecture ............................................. 26
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5.1 Transmit Path Encoder ............................. 26
5.2 Receive Path Decoder .............................. 28
5.3 10M Squelch ........................................ 30
5.4 Auto MDI/MDI-X Crossover ........................ 31
5.5 Auto Negotiation .................................... 32
6 Reset and Power Down Operation ................. 34
6.1 Hardware Reset .................................... 34
6.2 Software Reset ..................................... 34
6.3 Power Down/Interrupt .............................. 34
6.4 Power Down Modes ................................ 35
7 Design Guidelines ..................................... 36
7.1 TPI Network Circuit ................................. 36
7.2 Clock In (XI) Requirements ......................... 36
7.3 Thermal Vias Recommendation .................... 38
8 Register Block ......................................... 39
8.1 Register Definition .................................. 43
8.2 Register Control Register (REGCR) ................ 52
8.3 Address or Data Register (ADDAR) ................ 52
8.4 Extended Registers ................................. 53
8.5 Cable Diagnostic Registers ......................... 60
9 Electrical Specifications ............................. 69
9.1 ABSOLUTE MAXIMUM RATINGS ................. 69
9.2 THERMAL CHARACTERISTICS ................... 69
9.3 RECOMMENDED OPERATING CONDITIONS .... 69
9.4 DC CHARACTERISTICS ........................... 70
9.5 POWER SUPPLY CHARACTERISTICS ........... 70
9.6 AC Specifications ................................... 71
10 Appendix A: Digital Spectrum Analyzer (DSA)
Output .................................................... 83
Revision History ............................................ 84
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