Datasheet

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PCM1870
SLAS544A – MAY 2007 – REVISED SEPTEMBER 2007
Table 9. System Clock Frequency for Application-Specific Audio Clock (continued)
REGISTER SETTING
SYSTEM CLOCK ADC SAMPLING RATE DAC SAMPLING RATE BIT CLOCK
SCK (MHz) ADC f
S
(kHz) DAC f
S
(kHz) BCK (f
S
)
MSR[2:0] NPR[5:0]
48.484 (SCK/792) 011 01 0110 66
44.444 (SCK/864) 011 01 0101 72
32.323 (SCK/1188) 011 11 0110 66
24.242 (SCK/1584) 101 01 0110 66
38.4
22.222 (SCK/1728) 101 01 0101 72
16.161 (SCK/2376) 101 11 0110 66
12.121 (SCK/3168) 111 01 0110 66
8.080 (SCK/4752) 111 11 0110 66
47.794 (SCK/272) 010 00 1000 68
43.918 (SCK/296) 010 00 0111 74
31.862 (SCK/408) 010 10 1000 68
23.897 (SCK/544) 100 00 1000 68
13
21.959 (SCK/592) 100 00 0111 74
15.931 (SCK/816) 100 10 1000 68
11.948 (SCK/1088) 110 00 1000 68
7.965 (SCK/1632) 110 10 1000 68
47.794 (SCK/544) 010 01 1000 68
43.918 (SCK/592) 010 01 0111 74
31.862 (SCK/816) 010 11 1000 68
23.897 (SCK/1088) 100 01 1000 68
26
21.959 (SCK/1184) 100 01 0111 74
15.931 (SCK/1632) 100 11 1000 68
11.948 (SCK/2176) 110 01 1000 68
7.965 (SCK/3264) 110 11 1000 68
48.235 (SCK/408) 011 00 1010 68
44.324 (SCK/444) 011 00 1001 74
32.156 (SCK/612) 011 10 1010 68
24.117 (SCK/816) 101 00 1010 68
19.68
22.162 (SCK/888) 101 00 1001 74
16.078 (SCK/1224) 101 10 1010 68
12.058 (SCK/1632) 111 00 1010 68
8.039 (SCK/2448) 111 10 1010 68
48.235 (SCK/816) 011 01 1010 68
44.324 (SCK/888) 011 01 1001 74
32.156 (SCK/1224) 011 11 1010 68
24.117 (SCK/1632) 101 01 1010 68
39.36
22.162 (SCK/1776) 101 01 1001 74
16.078 (SCK/2448) 101 11 1010 68
12.058 (SCK/3264) 111 01 1010 68
8.039 (SCK/4896) 111 11 1010 68
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