TLK3134_1 Datasheet, PDF (131/150 Pages) Texas Instruments – 4-Channel Multi-Rate Transceiver

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TLK3134
4-Channel Multi-Rate Transceiver
SLLS838D – MAY 2007 – REVISED JULY 2008
Fibre Channel Mode - Legal Clocking Mode Settings
TLK3134 Jitter SERDES SERDES Serial Data Rate = f(SPEED[1:0]) (Mbps)
REFCLK Cleaner REFCLK PLL Full (00) Half (01) Qrtr. (10)
Input (MHz) Multiplier Input (MHz) Multiplier
53.12500 OFF 53.12500
20 2125.000 1062.500 531.250
53.12500 0.25 13.28125
53.12500
0.5
26.56250
53.12500
1
53.12500
20 2125.000 1062.500 531.250
53.12500
2
106.25000 10 2125.000 1062.500 531.250
106.25000 OFF 106.25000 10 2125.000 1062.500 531.250
106.25000 0.25 26.56250
106.25000 0.5
53.12500
20 2125.000 1062.500 531.250
106.25000
1
106.25000 10 2125.000 1062.500 531.250
106.25000
2
212.50000
5
2125.000 1062.500 531.250
212.50000 OFF 212.50000
5
2125.000 1062.500 531.250
212.50000 0.25 53.12500
20 2125.000 1062.500 531.250
212.50000 0.5 106.25000 10 2125.000 1062.500 531.250
212.50000
1
212.50000
5
2125.000 1062.500 531.250
Figure A-4. Reference Clock Selection – 1X/2X Fibre Channel Mode
OBSAI Mode - Legal Clocking Mode Settings
TLK3134 Jitter SERDES SERDES Serial Data Rate = f(SPEED[1:0]) (Mbps)
REFCLK Cleaner REFCLK PLL Full (00) Half (01) Qrtr. (10)
Input (MHz) Multiplier Input (MHz) Multiplier
76.80000 OFF 76.80000
20 3072.000 1536.000 768.000
76.80000 0.25 19.20000
76.80000
0.5
38.40000
76.80000
1
76.80000
20 3072.000 1536.000 768.000
76.80000
2
153.60000 10 3072.000 1536.000 768.000
153.60000 OFF 153.60000 10 3072.000 1536.000 768.000
153.60000 0.25 38.40000
153.60000 0.5
76.80000
20 3072.000 1536.000 768.000
153.60000
1
153.60000 10 3072.000 1536.000 768.000
153.60000
2
307.20000
5
3072.000 1536.000 768.000
307.20000 OFF 307.20000
5
3072.000 1536.000 768.000
307.20000 0.25 76.80000
20 3072.000 1536.000 768.000
307.20000 0.5 153.60000 10 3072.000 1536.000 768.000
307.20000
1
307.20000
5
3072.000 1536.000 768.000
307.20000
2
614.40000
Figure A-5. Reference Clock Selection – OBSAI Mode
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APPENDIX A – Frequency Ranges Supported 131