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AK4529 Datasheet(PDF) 10 Page - Asahi Kasei Microsystems |
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AK4529 Datasheet(HTML) 10 Page - Asahi Kasei Microsystems |
10 / 38 page ASAHI KASEI [AK4529] MS0082-E-00 2001/3 - 10 - SWITCHING CHARACTERISTICS (Ta=25 °C; AVDD, DVDD=4.5∼5.5V; TVDD=2.7∼5.5V; C L=20pF) Parameter Symbol min typ max Units Master Clock Timing 256fsn, 128fsd: Pulse Width Low Pulse Width High 384fsn, 192fsd: Pulse Width Low Pulse Width High 512fsn, 256fsd: Pulse Width Low Pulse Width High fCLK tCLKL tCLKH fCLK tCLKL tCLKH fCLK tCLKL tCLKH 8.192 27 27 12.288 20 20 16.384 15 15 12.288 18.432 24.576 MHz ns ns MHz ns ns MHz ns ns LRCK Timing TDM= “0” Normal Speed Mode Double Speed Mode Duty Cycle fsn fsd Duty 32 64 45 48 96 55 kHz kHz % TDM= “1” LRCK frequency “H” time “L” time fsn tLRH tLRL 32 1/256fs 1/256fs 48 kHz ns ns Audio Interface Timing TDM= “0” BICK Period BICK Pulse Width Low Pulse Width High LRCK Edge to BICK “ ↑” (Note 17) BICK “ ↑” to LRCK Edge (Note 17) LRCK to SDTO(MSB) BICK “ ↓” to SDTO SDTI1-4, DAUX Hold Time SDTI1-4, DAUX Setup Time tBCK tBCKL tBCKH tLRB tBLR tLRS tBSD tSDH tSDS 160 65 65 45 45 40 25 40 40 ns ns ns ns ns ns ns ns ns TDM= “1” BICK Period BICK Pulse Width Low Pulse Width High LRCK Edge to BICK “ ↑” (Note 17) BICK “ ↑” to LRCK Edge (Note 17) BICK “ ↓” to SDTO SDTI1 Hold Time SDTI1 Setup Time tBCK tBCKL tBCKH tLRB tBLR tBSD tSDH tSDS 81 32 32 20 20 10 10 20 ns ns ns ns ns ns ns ns Notes: 17. BICK rising edge must not occur at the same time as LRCK edge. |
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