ML6672 データシートの表示（PDF） - Micro Linear Corporation

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ML6672

ATM UTP Transceiver

Micro Linear Corporation 

ML6672

FROM PHY

NOTE 1

TO PHY

TO PHY

FROM PHY

+5.0V +5.0V +5.0V +5.0V

0.1µF

0.1µF 0.1µF

0.33µF

0.33µF

RVCCD TVCCD TVCCA RVCCA CAP1 CAP2

0.1µF 4.0kΩ99 1%

RTSET1 RTSET2

TXIN+

TXIN–

SD+

SD–

ML6672

TPOUT+

TPOUT–

TPIN+

RXOUT+

RXOUT–

CMREF

+5.0V

0.1µF

50

Ω

50Ω

TO MIC

50Ω

50Ω 10pF

FROM MIC

TPIN–

LPBK TXOFF TGNDD TGNDA RGND RTH1 RTH2 RSET1 RSET2 RRSET1 RRSET2

+

0.1µF

250Ω 1%

5kΩ 1%

9.53kΩ 1%

Figure 2. Application Example of ML6672 Configured for 1.0VP-P Transmit Amplitude on C5 UTP.

Note 1.

Note 2.

Note 3.

Note 4.

Split 100K ECL terminations are 82W and 130W to VCC and GND respectively.

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

Transformer turns ratio is 1:1.

LPBK and TXOFF inputs are active LOW.

6

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