ML6674

6

Note 1. Split 100K ECL terminations are 82

W and 130W to VCC and GND respectively.

Note 2. Recommended power supply bypass capacitors are 0.1µF with optional 10µF tantalum in parallel.

Note 3. Transformer turns ratio is 1:1.

Note 4. LPBK and TXOFF inputs are active LOW.

ML6674 ATM UTP

TRANSCEIVER

TXIN+

TXIN–

SD+

SD–

RXOUT+

RXOUT–

TPOUT+

TPOUT–

TPIN+

CMREF

TPIN–

RTSET2

RTSET1

RVCCA

TVCCA

TVCCD

RVCCD

LPBK TXOFF TGNDD TGNDA RGND

RRSET1 RRSET2

+5.0V

50

50

50

50

0.1

µF

10pF

0.1

µF

0.1

µF

0.1

µF

0.1

µF

0.1

µF

9.53K 1%

2.0K 1%

+5.0V

FROM PHY

TO PHY

NOTE 1

TO PHY

FROM PHY

+5.0V

+5.0V

+5.0V

TRANSFORMER

FILTER

MODULE

TRANSFORMER

FILTER

MODULE

TO MIC

FROM MIC

FOR THE TRANSFORMER

CM CHOKE, USE:

XFMRS INC. XF3506SIP

BEL FUSE 0558-5999-00

VALOR PT4172

PULSE PE-68508