CE2746 데이터 시트보기 (PDF) - Unspecified
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CE2746 Datasheet PDF : 18 Pages
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CE2746
XCK REQUIREMENT
The CE2746 supports 384 and 256 times sampling clock for 32, 44.1, 48, 96 and 192K audio; 192 or 128 times for the 96 K
audio.; and 96 and 64 times for the 192K audio.
XCK Requirement
Sampling
Rate
fs
32 K
44.1
48 K
96 K
192 K
CREG1[5:4]=[0 0]
Normal XCK
384*fs
256*fs
12.288 MHz 8.192 MHz
16.934 Mhz 11.29 Mhz.
18.432 MHz 12.288 Mhz.
18.432 MHz 12.288 Mhz.
18.432 Mhz 12.288 Mhz.
XCK Freq.
CREG1[5:4]=[1 0]
4 times XCK
4*384*fs
4*256*fs
49.152 MHz 32.768 MHz
67.738 Mhz 45.158 Mhz.
73.728 MHz 49.152 Mhz.
73.728 MHz 49.152 Mhz.
73.728 Mhz 49.152 Mhz.
CREG1[5:4]=[0 1]
2 times XCK
2*384*fs
2*256*fs
24.576 MHz 16.384 MHz
33.869 Mhz 22.579 Mhz.
36.864 MHz 24.576 Mhz.
36.864 MHz 24.576 Mhz.
36.864 Mhz 24.576 Mhz.
3-18
March 24, 2004
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