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ADSP-BF522KBCZ-3C2 查看數據表(PDF) - Analog Devices

零件编号
产品描述 (功能)
生产厂家
ADSP-BF522KBCZ-3C2
ADI
Analog Devices ADI
ADSP-BF522KBCZ-3C2 Datasheet PDF : 36 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
ADSP-BF522C/ADSP-BF523C/ADSP-BF524C/ADSP-BF525C/ADSP-BF526C/ADSP-BF527C
Normal Mode
In normal mode, the codec supports digital audio sampling
rates from 8 kHz to 96 kHz. Normal mode supports 256 × fS and
384 × fS based clocks. To select the desired sampling rate, the
programmer must set the appropriate sampling rate register in
the SR control bits (Register R8, Bit D2 to Bit D5) and match
this selection to the core clock frequency that is pulsed on the
CODEC_MCLK pin. See Table 1 for sampling rates in
normal mode.
Table 1. Sampling Rate Lookup Table, Normal Mode (USB Disabled)
CODEC_MCLK CODEC_MCLK ADC Sampling Rate
(CLKDIV2 = 0) (CLKDIV2 = 1) (ADCLRC)
12.288 MHz 24.576 MHz 8 kHz (CODEC_MCLK/1536)
8 kHz (CODEC_MCLK/1536)
DAC Sampling Rate
(DACLRC)
8 kHz (CODEC_MCLK/1536)
48 kHz (CODEC_MCLK/256)
USB SR [3:0] BOSR CODEC_BCLK
(MS = 1)1
0 0011 0 CODEC_MCLK/4
0 0010 0 CODEC_MCLK/4
12 kHz (CODEC_MCLK/1024) 12 kHz (CODEC_MCLK/1024) 0 0100 0 CODEC_MCLK/4
16 kHz (CODEC_MCLK/768)
24 kHz (CODEC_MCLK/512)
32 kHz (CODEC_MCLK/384)
48 kHz (CODEC_MCLK/256)
48 kHz (CODEC_MCLK/256)
16 kHz (CODEC_MCLK/768)
24 kHz (CODEC_MCLK/512)
32 kHz (CODEC_MCLK/384)
8 kHz (CODEC_MCLK/1536)
48 kHz (CODEC_MCLK/256)
0 0101 0
0 1110 0
0 0110 0
0 0001 0
0 0000 0
CODEC_MCLK/4
CODEC_MCLK/4
CODEC_MCLK/4
CODEC_MCLK/4
CODEC_MCLK/4
96 kHz (CODEC_MCLK/128)
96 kHz (CODEC_MCLK/128)
0 0111 0
11.2896 MHz 22.5792 MHz 8.0182 kHz (CODEC_MCLK/1408) 8.0182 kHz (CODEC_MCLK/1408) 0 1011 0
8.0182 kHz (CODEC_MCLK/1408) 44.1 kHz (CODEC_MCLK/256) 0 1010 0
11.025 kHz (CODEC_MCLK/1024) 11.025 kHz (CODEC_MCLK/1024) 0 1100 0
CODEC_MCLK/2
CODEC_MCLK/4
CODEC_MCLK/4
CODEC_MCLK/4
22.05 kHz (CODEC_MCLK/512) 22.05 kHz (CODEC_MCLK/512) 0 1101 0
44.1 kHz (CODEC_MCLK/256) 8.0182 kHz (CODEC_MCLK/1408) 0 1001 0
44.1 kHz (CODEC_MCLK/256) 44.1 kHz (CODEC_MCLK/256) 0 1000 0
88.2 kHz (CODEC_MCLK/128) 88.2 kHz (CODEC_MCLK/128) 0 1111 0
18.432 MHz 36.864 MHz 8 kHz (CODEC_MCLK/2304)
8 kHz (CODEC_MCLK/2304)
0 0011 1
CODEC_MCLK/4
CODEC_MCLK/4
CODEC_MCLK/4
CODEC_MCLK/2
CODEC_MCLK/6
8 kHz (CODEC_MCLK/2304)
12 kHz (CODEC_MCLK/1536)
16 kHz (CODEC_MCLK/1152)
24 kHz (CODEC_MCLK/768)
48 kHz (CODEC_MCLK/384)
12 kHz (CODEC_MCLK/1536)
16 kHz (CODEC_MCLK/1152)
24 kHz (CODEC_MCLK/768)
0 0010 1
0 0100 1
0 0101 1
0 1110 1
CODEC_MCLK/6
CODEC_MCLK/6
CODEC_MCLK/6
CODEC_MCLK/6
32 kHz (CODEC_MCLK/576)
32 kHz (CODEC_MCLK/576)
0 0110 1 CODEC_MCLK/6
48 kHz (CODEC_MCLK/384)
48 kHz (CODEC_MCLK/384)
0 0000 1 CODEC_MCLK/6
48 kHz (CODEC_MCLK/384)
8 kHz (CODEC_MCLK/2304)
0 0001 1
96 kHz (CODEC_MCLK/192)
96 kHz (CODEC_MCLK/192)
0 0111 1
16.9344 MHz 33.8688 MHz 8.0182 kHz (CODEC_MCLK/2112) 8.0182 kHz (CODEC_MCLK/2112) 0 1011 1
CODEC_MCLK/6
CODEC_MCLK/3
CODEC_MCLK/6
8.0182 kHz (CODEC_MCLK/2112) 44.1 kHz (CODEC_MCLK/384) 0 1010 1 CODEC_MCLK/6
11.025 kHz (CODEC_MCLK/1536) 11.025 kHz (CODEC_MCLK/1536) 0 1100 1
22.05 kHz (CODEC_MCLK/768) 22.05 kHz (CODEC_MCLK/768) 0 1101 1
44.1 kHz (CODEC_MCLK/384) 8.0182 kHz (CODEC_MCLK/2112) 0 1001 1
44.1 kHz (CODEC_MCLK/384) 44.1 kHz (CODEC_MCLK/384) 0 1000 1
CODEC_MCLK/6
CODEC_MCLK/6
CODEC_MCLK/6
CODEC_MCLK/6
88.2 kHz (CODEC_MCLK/192) 88.2 kHz (CODEC_MCLK/192) 0 1111 1 CODEC_MCLK/3
1 CODEC_BCLK frequency is for master mode and slave right-justified mode only.
Rev. A | Page 9 of 36 | March 2010

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