CS4298 View Datasheet(PDF) - Cirrus Logic

Part Name

Description

MFG CO.

CS4298

SoundFusion® Audio/Modem Codec ’97(AMC’97)

Cirrus Logic 

CS4298

such that digital ground plane lies underneath these signals (on the internal ground layer) from the

AC ’97 Controller continuously to the CS4298.

7.7 Hybrid Interface

Figure 16 indicates the required components for the secondary side of the hybrid circuity required

for the CS4298. The multiple configurations required for the line interface are beyond the scope of

this document. Please contact Crystal applications engineering for additional information.

.

TX+

RX+

Caa

1000 pF

RX-

TX-

Rb1

10 k

1%

R2_1

6650

1%

Rb2

10 k

1%

Co_lpf

0.033 µF

R2_2

6650

1%

Rt1

140

1%

Cblock

47 µF

T1

671-8039

MIDCOM

Rt2

140

1%

Line

Interface

Line

Figure 16. Hybrid Circuit Secondary

DS315PP2

41

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