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AK7755EN Scheda tecnica(PDF) 28 Page - Asahi Kasei Microsystems |
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AK7755EN Scheda tecnica(HTML) 28 Page - Asahi Kasei Microsystems |
28 / 109 page [AK7755] 014006643-E-00 2014/10 - 28 - 2-4. Slave Mode 3 (CKM mode 5: BICK Input Clock) CKM mode5 is the mode that operates DSP, ADC and DAC by 16kHz sampling frequency when LRCK sampling frequency is 8kHz. Set BICK frequency against LRCK by BITFS[1:0] bits. Each sampling frequency is fixed (LRCK = 8kHz, DSP/ADC/DAC = 16kHz). LRCK BICK SDIN1 SDOUT1 (fs=8kHz) AK7755 16k/8k Converter DSP/ADC/DAC (fs=16kHz) SDIN2 SDOUT2 SDOUT3 (fs=16kHz) Figure 18. Slave Mode3 (CKM mode5) Sampling Frequency Setting fs: Sampling Frequency DFS BITFS BICK Frequency [2:0] fs [1:0] BICK 44.1kHz series 48kHz series 0h 8kHz 0h 64fs 470.4kHz 512kHz 0h 8kHz 1h 48fs 352.8kHz 384kHz 0h 8kHz 2h 32fs 235.2kHz 256kHz 0h 8kHz 3h 256fs 1881.6kHz 2048kHz 1h 12kHz 0h 64fs 705.6kHz 768kHz 1h 12kHz 1h 48fs N/A N/A 1h 12kHz 2h 32fs 352.8kHz 384kHz 1h 12kHz 3h 256fs 2822.4kHz 3072kHz 2h 16kHz 0h 64fs 940.8kHz 1024kHz 2h 16kHz 1h 48fs 705.6kHz 768kHz 2h 16kHz 2h 32fs 470.4kHz 512kHz 2h 16kHz 3h 256fs 3763.2kHz 4096kHz 3h 24kHz 0h 64fs 1.4112MHz 1.536MHz 3h 24kHz 1h 48fs 1058.4MHz 1.152MHz 3h 24kHz 2h 32fs 705.6kHz 768kHz 3h 24kHz 3h 256fs 5.6448MHz 6.144MHz 4h 32kHz 0h 64fs 1.8816MHz 2.048MHz 4h 32kHz 1h 48fs 1.4112MHz 1.536MHz 4h 32kHz 2h 32fs 0.9408MHz 1.024MHz 4h 32kHz 3h 256fs 7.5264MHz 8.192MHz 5h 48kHz 0h 64fs 2.8224MHz 3.072MHz 5h 48kHz 1h 48fs 2.1168MHz 2.304MHz 5h 48kHz 2h 32fs 1.4112MHz 1.536MHz 5h 48kHz 3h 256fs 11.2896MHz 12.288MHz 6h 96kHz 0h 64fs 5.6448MHz 6.144MHz 6h 96kHz 1h 48fs 4.2336MHz 4.608MHz 6h 96kHz 2h 32fs 2.8224MHz 3.072MHz 6h 96kHz 3h 256fs 22.5792MHz 24.576MHz 7h N/A - - - - (N/A: Not available) Table 1. Clock Select |
Codice articolo simile - AK7755EN_16 |
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Descrizione simile - AK7755EN_16 |
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