CS7410-CM Ver la hoja de datos (PDF) - Cirrus Logic
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CS7410-CM Datasheet PDF : 39 Pages
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CS7410
1.1.4.5 Audio Output Interface
Symbol
Description
taxch PCM_XCLK High Time (PCM_XCLK is Input/Output)
taxcl
PCM_XCLK Low Time (PCM_XCLK is Input/Output
taxper PCM_XCLK period (Input/Output)
taoper PCM_BCK period (Output)
tsdmo PCM_BCK delay from PCM_XCLK output transition1
tsdmi PCM_BCK delay from PCM_XCLK input transition1
tlrds
PCM_LRCK delay from PCM_BCK transition1
tadsm PCM_D[3:0] delay from PCM_BCK transition1
Min
42
42
55
440
Typ
50
50
Table 5. Audio Output Interface Symbols and Characterization Data
1. Active clock edge is programmable. Timing is referenced from the active edge.
Max Units
%
%
ns
ns
5
ns
15
ns
5
ns
5
ns
PCM_XCK(Input/Output)
PCM_BCK(Output)
t axper
t axch
t axcl
t sdmi
sdmo
t aoper
PCM_BCK(Output)
PCM_LRCK(Output)
PCM_DO[1:0] (Output)
t lrds
t adsm
Figure 12. Audio Output Timing
DS553PP1
17
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