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| AK4141 Datasheet, PDF (25/96 Pages) Asahi Kasei Microsystems – NICAM/A2/EIA-J Digital Stereo Decoder | |||
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[AK4141]
(3) 5ãã³ãã¤ã³ã©ã¤ã¶
ä¸å¿å¨æ³¢æ°ã¨ã«ãã/ãã¼ã¹ãéã¯ä»¥ä¸ã®ããã«ãªãã¾ã
ï· ä¸å¿å¨æ³¢æ°: 100Hz, 250Hz, 1kHz, 3.5kHz, 10kHz (Note 15, Note 16)
ï· ã«ãã/ãã¼ã¹ãé: Minimum â10.5dB, Maximum +12dB, Step 1.5dB
Note 15: ãµã³ããªã³ã°å¨æ³¢æ°44.1kHzã®å ´åã®å¨æ³¢æ°ã«ãªãã¾ãããããã®å¨æ³¢æ°ã¯ãµã³ããªã³ã°å¨æ³¢æ°ã«æ¯
ä¾ãã¦ãã¾ãã
Note 16: 100Hzã®å ´åã¯ä¸å¿å¨æ³¢æ°ã§ã¯ãªãã100Hzããä½ãå¨æ³¢æ°æåã«ãªãã¾ãã
Note 17: 10kHzã®å ´åã¯ä¸å¿å¨æ³¢æ°ã§ã¯ãªãã10kHzããé«ãå¨æ³¢æ°æåã«ãªãã¾ãã
EQ1/2 bitã§ã¤ã³ã©ã¤ã¶ã® ON/OFFãé¸æã§ããEQx3-0 bitã§ãã¼ã¹ãéãé¸æãããã¨ãã§ãã¾ã(Table 22)ã
EQA3-0: 100Hzé³ã®å¼·èª¿ã¬ãã«é¸æ
EQB3-0: 250Hzé³ã®å¼·èª¿ã¬ãã«é¸æ
EQC3-0: 1kHzé³ã®å¼·èª¿ã¬ãã«é¸æ
EQD3-0: 3.5kHzé³ã®å¼·èª¿ã¬ãã«é¸æ
EQE3-0: 10kHzé³ã®å¼·èª¿ã¬ãã«é¸æ
EQx3-0
Boost amount
0000
+12.0dB
0001
+10.5dB
0010
+9.0dB
0011
+7.5dB
:
:
1000
0dB
(default)
:
:
1101
ï7.5dB
1110
ï9.0dB
1111
ï10.5dB
Table 10. 5ãã³ãã¤ã³ã©ã¤ã¶ã®ãã¼ã¹ãé
MS0952-J-03
- 25 -
2013/12
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