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AUDIO Pin

EMPH Pin

LRCKO

(ExceptI S)

2

AUDIO

LRCKO

(I S)

2

DOUT

0L

Bit1ofPreviousBlock

191R

1L

1R

2L

2R

3L

EMPH

Bit 3ofPreviousBlock

0R

DIR9001

SLES198 – DECEMBER 2006

This is the output pin for the audio sample word information of the channel-status data bit 1.

Table 8. Audio Sample Word Information

AUDIO

DESCRIPTION

L

Audio sample word represents linear PCM samples.

H

Audio sample word is used for other purposes.

This is the output pin for the emphasis information of the channel-status data bit 3.

Table 9. Pre-Emphasis Information

EMPH

DESCRIPTION

L

Two audio channels without pre-emphasis

H

Two audio channels with 50

µs / 15 µs pre-emphasis

NOTE: The numbers 0 through 191 of DOUT indicate frame numbers of the biphase input.

Figure 14. AUDIO and EMPH Output Timing

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