cs7410 Cirrus Logic, Inc., cs7410 Datasheet - Page 14

• Manufacturer Part Number: cs7410
• Description: Cd/mp3/wma Audio Controller
• Manufacturer: Cirrus Logic, Inc.

1.1.4.5
a.Guaranteed by Design
b.Active clock edge is programmable. Timing is referenced from the active edge.
14
Symbol
t
t
t
t
aoper
t
axper
t
sdmo
adsm
axch
t
sdmi
t
axcl
lrds
PCM_XCK(Input/Output)
PCM_BCK(Output)
PCM_XCLK High Time (PCM_XCLK is Input/Output)
PCM_XCLK Low Time (PCM_XCLK is Input/Output)
PCM_XCLK period (Input/Output)
PCM_BCK period (Output)
PCM_BCK delay from PCM_XCLK output transition
PCM_BCK delay from PCM_XCLK input transition
PCM_LRCK delay from PCM_BCK transition
PCM_D[3:0] delay from PCM_BCK transition
Audio Output Interface
PCM_BCK(Output)
PCM_LRCK(Output)
PCM_DO[1:0] (Output)
Table 5. Audio Output Interface Symbols and Characterization Data
Description
a
Figure 12. Audio Output Timing
a
b
b
b
t
b
adsm
a
a
t
t
lrds
t
axch
sdmo
t
sdmi
aoper
t
axper
t
Min
440
42
42
55
-
-
-
-
axcl
Typ
50
50
-
-
-
-
-
-
Max
15
7
7
7
-
-
-
-
CS7410
DS553PP3
Units
ns
ns
ns
ns
ns
ns
%
%