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2 aux / line inputs, 3 line / headphone outputs – Rainbow Electronics AT73C246 User Manual

Page 76

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76

11050A–PMAAC–07-Apr-10

AT73C246

12.8.2

Aux / Line Inputs

Figure 12-30. Aux and Line Input Application Circuits

12.8.3

Line / Headphone Outputs

Figure 12-31. AC Coupled Output Application Circuits

Figure 12-32. DC Coupled (CAPLESS) Application Circuits

AUXL

AUXR

LINL

LINR

AT73C246

3.3uF

10nF

100

3.3uF

10nF

100

ON-BOARD

AUDIO IC
SOURCE

(FM receiver, ...)

3.3uF

10nF

100k

100

3.3uF

10nF

100k

100

jack

HPR

HPVCM

HPL

AT73C246

NC

3.3uF

100k

3.3uF

100k

jack

line-output

100

100

HPR

HPVCM

HPL

AT73C246

NC

330uF

100k

330uF

100k

jack

headphone

output

16 / 32 Ohms

HPR

HPVCM

HPL

AT73C246

HPR

HPVCM

HPL

AT73C246

jack

headphone

output

16 / 32 Ohms

DIFF. IN /

DIFF. OUT

POWER AMP.

DIFF. IN /

DIFF. OUT

POWER AMP.