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AK4495SEQ Datasheet, PDF (23/58 Pages) Asahi Kasei Microsystems – Quality-oriented Premium 32-Bit 2ch DAC | |||
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[AK4495S]
LRCK
MCLK (MHz)
BICK
fs
128fs
192fs
256fs
384fs
512fs
768fs 1152fs
64fs
32.0kHz N/A
N/A
8.1920 12.2880 16.3840 24.5760 36.8640 2.0480MHz
44.1kHz N/A
N/A 11.2896 16.9344 22.5792 33.8688 N/A 2.8224MHz
48.0kHz N/A
N/A 12.2880 18.4320 24.5760 36.8640 N/A 3.0720MHz
88.2kHz 11.2896 16.9344 22.5792 33.8688 N/A
N/A
N/A 5.6448MHz
96.0kHz 12.2880 18.4320 24.5760 36.8640 N/A
N/A
N/A 6.1440MHz
Table 3. System Clock Example (Manual Setting Mode @Parallel Mode)(N/A: Not available)
32kHz~96kHzã®ãµã³ããªã³ã°ã¬ã¼ãã¾ã§å¯¾å¿ãã¾ã(Table 4)ãä½ãã32kHz~48kHzã®ãµã³ããªã³ã°ã¬ã¼
ãã§ã¯ãMCLK= 256fs/384fsã§ã®DR, S/Nã¯ãMCLK= 512fs/768fsã®æã«æ¯ã¹ã¦3dBç¨åº¦å£åãã¾ãã
ACKS pin
MCLK
DR,S/N
L
256fs/384fs/512fs/768fs
120dB
H
256fs/384fs
117dB
H
512fs/768fs
120dB
Table 4. MCLKå¨æ³¢æ°ã¨DR, S/Nã®é¢ä¿(fs = 44.1kHz)
2. Auto Setting Mode (ACKS pin = âHâ)
MCLKå¨æ³¢æ°ã¨ãµã³ããªã³ã°ã¹ãã¼ãã¯èªåæ¤åº(Table 5)ããã¾ããåã¹ãã¼ãã§ã®MCLKå¨æ³¢æ°ã¯
Table 6ã§ç¤ºãããå¨æ³¢æ°ãå¤é¨ããä¾çµ¦ãã¦ä¸ããã
MCLK
Sampling Speed
1152fs
Normal (fsï£32kHz)
512fs/256fs 768fs/384fs
Normal
256fs
384fs
Double
128fs
192fs
Quad
64fs
96fs
Oct
32fs
48fs
Hex
Table 5. Sampling Speed (Auto Setting Mode @Parallel Mode)
LRCK
Fs
32.0kHz
44.1kHz
48.0kHz
88.2kHz
96.0kHz
176.4kHz
192.0kHz
384kHz
768kHz
32fs
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
24.576
48fs
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
36.864
64fs
N/A
N/A
N/A
N/A
N/A
N/A
N/A
24.576
N/A
96fs
N/A
N/A
N/A
N/A
N/A
N/A
N/A
36.864
N/A
MCLK(MHz)
128fs 192fs 256fs
N/A
N/A 8.1920
N/A
N/A 11.2896
N/A
N/A 12.2880
N/A
N/A 22.5792
N/A
N/A 24.5760
22.5792 33.8688 N/A
24.5760 36.8640 N/A
N/A
N/A
N/A
N/A
N/A
N/A
384fs
12.2880
16.9344
18.4320
33.8688
36.8640
N/A
N/A
N/A
N/A
512fs
16.3840
22.5792
24.5760
N/A
N/A
N/A
N/A
N/A
N/A
768fs
24.5760
33.8688
36.8640
N/A
N/A
N/A
N/A
N/A
N/A
1152fs
36.8640
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
Sampling
Speed
Normal
Double
Quad
Oct
Hexa
Table 6. System Clock Example (Auto Setting Mode @Parallel Mode) (N/A: Not available)
MS1560-J-01
- 23 -
2013/11
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