AK4642VN Datasheet, PDF (65/82 Pages) Asahi Kasei Microsystems – 16-Bit ΔΣ Stereo CODEC with MIC/HP/SPK-AMP

ASAHI KASEI
[AK4642]
Addr Register Name
11H Digital Filter Select
Default
D7
D6
D5
D4
D3
D2
D1
D0
GN1
GN0
0
FIL1
EQ
FIL3
0
0
0
0
0
0
0
0
0
0
GN1-0: Gain෦ͷήΠϯઃఆ(Table 19)
Default: “00” (0dB)
FIL3: εςϨΦڧײௐ༻FIL3ͷ܎਺ઃఆ༗ޮ
0: ແޮ(Default)
1: ༗ޮ
FIL3 bit = “1”ͷͱ͖ɺF3A13-0, F3B13-0 bitͷઃఆ͕༗ޮʹͳΓ·͢ɻFIL3 bit = “0”ͷͱ͖ɺFIL3ϒ
ϩοΫ͸OFF(MUTE)Ͱ͢ɻ
EQ: ήΠϯิਖ਼༻ϑΟϧλͷ܎਺ઃఆ༗ޮ
0: ແޮ(Default)
1: ༗ޮ
EQ bit = “1”ͷͱ͖ɺEQA15-0, EQB13-0, EQC15-0 bitͷઃఆ͕༗ޮʹͳΓ·͢ɻEQ bit = “0”ͷͱ͖ɺ
EQϒϩοΫ͸εϧʔ(0dB)Ͱ͢ɻ
FIL1: ෩੾ΓԻϑΟϧλ༻FIL1ͷ܎਺ઃఆ༗ޮ
0: ແޮ(Default)
1: ༗ޮ
FIL1 bit = “1”ͷͱ͖ɺF1A13-0, F1B13-0 bitͷઃఆ͕༗ޮʹͳΓ·͢ɻFIL1 bit = “0”ͷͱ͖ɺFIL1ϒ
ϩοΫ͸εϧʔ(0dB)Ͱ͢ɻ
MS0358-J-02
- 65 -
2005/04