AK4115 Datasheet, PDF (60/64 Pages) Asahi Kasei Microsystems – High Feature 192kHz 24bit Digital Audio Interface Transceiver

ASAHI KASEI
„ Non-PCM Bitstream timing
1) When Non-PCM preamble is not coming within 4096 frames,
[AK4115]
PDN pin
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 51. Timing example 1
2) When Non-PCM bitstream stops (when MULK0=0),
INT0 pin
< PLL Lock time
Bit stream
AUTO bit
Pa Pb Pc1 Pd1
Stop
2~3 Syncs (B,M or W)
INT0 hold time
Pa Pb Pcn Pdn
<Repetition time
Pc Register
Pc0
Pc1
Pcn
Pd Register
Pd0
Pd1
Pdn
Figure 52. Timing example 2
MS0573-E-00
- 60 -
2006/12