AK4645AEZ Datasheet, PDF (54/85 Pages) Asahi Kasei Microsystems – Stereo CODEC with MIC/HP-AMP

[AK4645A]
ʻϞϊϥϧϥΠϯग़ྗͷϛΩγϯάճ࿏ʼ
AIN3 bit = “0”ͷͱ͖ɺ֤ύεͷON/OFF͸ͦΕͧΕDACL, MINL, LINL2, RINR2, LINL4, RINR4 bitsͰઃఆ͠·
͢ɻMINͷՃࢉήΠϯ͸֎෦ೖྗ఍߅20kΩͷͱ͖+6dB(typ)@LOVL bit = “0”Ͱ͢ɻ
LIN2/RIN2/LIN4/RIN4/DACͷՃࢉήΠϯ͸0dB(typ)@LOVL bit = “0”Ͱ͢ɻ
LINL2 bit
LIN2 pin
0dB
RIN2 pin
RINR2 bit
0dB
LIN4 pin
RIN4 pin
MIN pin
LINL4 bit
0dB
M
RINR4 bit
I
0dB
X
MINL bit
+6dB
LOP/N pin
DAC Lch
DACL bit
0dB
DAC Rch
DACL bit
0dB
Figure 48. ϞϊϥϧϥΠϯग़ྗͷϛΩγϯάճ࿏(AIN3 bit = “0”, LOVL bit = “0”)
AIN3 bit = “1”ͷͱ͖ɺ֤ύεͷON/OFF͸ͦΕͧΕDACL, LINL2, RINR2, LINL3, RINR3, LINL4, RINR4,
MICL3, MICR3 bitsͰઃఆ͠·͢ɻՃࢉήΠϯ͸͢΂ͯͷύεͰ0dB(typ)@LOVL bit = “0”Ͱ͢ɻ
LIN2 pin
LIN4 pin
LINL2 bit
0dB
LINL4 bit
0dB
LIN3 pin
MICL3 bit
LINL3 bit
0dB
LIN1 pin
RIN2 pin
RIN4 pin
RIN3 pin
MIC-Amp Lch
RINR2 bit
0dB
M
RINR4 bit _I
0dB
X
MICR3 bit
RINR3 bit
0dB
LOP/N pin
RIN1 pin
MIC-Amp Rch
DAC Lch
DAC Rch
DACL bit
0dB
DACL bit
0dB
Figure 49. ϞϊϥϧϥΠϯग़ྗͷϛΩγϯάճ࿏(AIN3 bit = “1”, LOVL bit = “0”)
MS0986-J-00
- 54 -
2008/07