Datasheet

D+/D–
Audio DataAudio Data Last Audio Data
Detach
SOF SOF SOF SOF SOF
1 ms
SEL1 (Pin 9)
V L
V R
OUT
OUT
5 V = V
(Typ)
BUS
D+/D–
SEL1 (Pin 9)
2.5 V (Typ)
0 V
Internal Reset
Ready for Setup
SOF
Ready for Playback
Bus Reset
Set Configuration
SOF SOF
BPZ
Bus Idle
3.3 V (Typ)
SSPND
700 sm
Device Setup
1 ms
5 V = V
(Typ)
BUS
V (Pin 27)
DD
V L
V R
OUT
OUT
First Audio Data
Second Audio Data
PCM2903C
SBFS038 –JUNE 2012 www.ti.com
Figure 36. Power-On Under Attach
Play, Stop, and Detach Sequence
When the host finishes or aborts the playback, the PCM2903C stops playing after the last audio data have
played, as shown in Figure 37.
Figure 37. Play, Stop, and Detach Sequence
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Product Folder Link(s): PCM2903C