CS4922-CL 查看數據表（PDF） - Cirrus Logic
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CS4922-CL Datasheet PDF : 33 Pages
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CS4922
SWITCHING CHARACTERISTICS - AUXILIARY DIGITAL AUDIO PORT
Input Sample Rate
AUXCLK Period
Parameter
AUXCLK to AUXLR valid
AUXCLK to AUXOUT data valid
AUXIN data setup time to AUXCLK
AUXIN data hold time from AUXCLK
Symbol Min
(Note 16) Fs
16
(Note 17) tsclk
-
tlrun
0
tdoun 0
tdisu 50
tdiho
3
Typ
-
1/(32Fs)
1/(64Fs)
1/(128Fs)
-
-
-
-
Max Units
48 kHz
-
ns
25 ns
25
-
ns
-
ns
Notes: 16. Fs determined by clock input rate and configuration of on-chip PLL.
17. AUXCLK frequency selectable @ 32, 64, or 128 Fs via AUXCN register bits 1:0.
AUXCLK
AUXLR
AUXOUT
AUXIN
Fs
Tsclk
Tlrun
Tdoun
Tdisu
Tdiho
Figure 5. Auxiliary Audio Port Timing
13
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