AK4118A Datasheet, PDF (52/56 Pages) Asahi Kasei Microsystems – High Feature 192kHz 24bit Digital Audio I/F Transceiver

■ Non-PCM Bitstream Timing
1) When Non-PCM preamble data is not coming within 4096 frames,
PDN pin
[AK4118A]
Bit stream
AUTO bit
Pa Pb Pc1 Pd1
Pa Pb Pc2 Pd2
Repetition time
>4096 frames
Pa Pb Pc3 Pd3
Pc Register
“0”
Pc1
Pc2
Pc3
Pd Register
“0”
Pd1
Pd2
Pd3
Figure 45. Timing Example 1
2) When Non-PCM bitstream stops (when MULK0 bit = “0”),
INT0 pin
<20mS (Lock time)
INT0 hold time
Bit stream
AUTO bit
Pa Pb Pc1 Pd1
Stop
2~3 Syncs (B,M or W)
Pa Pb Pcn Pdn
<Repetition time
Pc Register
Pc0
Pc1
Pcn
Pd Register
Pd0
Pd1
Pdn
Figure 46. Timing Example 2
MS1130-E-02
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2009/12