AK4645AEZ Datasheet, PDF (57/85 Pages) Asahi Kasei Microsystems – Stereo CODEC with MIC/HP-AMP

AK4645A
HPL pin
HPR pin
[AK4645A]
Headphone
Another
HP-Amp
Figure 52. ֎෦୯ిݯϔουϑΥϯΞϯϓͱͷWired OR
ʻϔουϑΥϯग़ྗͷϛΩγϯάճ࿏ʼ
AIN3 bit = “0”ͷͱ͖ɺ֤ύεͷON/OFF͸ͦΕͧΕDACH, MINH, LINH2, RINH2, LINH4, RINH4 bitsͰઃఆ͠
·͢ɻMINͷՃࢉήΠϯ͸֎෦ೖྗ఍߅20kΩͷͱ͖−20dB(typ)@HPG bit = “0”Ͱ͢ɻ
LIN2/RIN2/LIN4/RIN4/DACͷՃࢉήΠϯ͸0dB(typ)@HPG bit = “0”Ͱ͢ɻ
LINH2 bit
LIN2 pin
0dB
LIN4 pin
MIN pin
LINH4 bit
0dB
M
MINH bit
I
−20dB
X
HPL pin
DAC Lch
DACH bit
0dB
Figure 53. HPLͷϛΩγϯάճ࿏(AIN3 bit = “0”, HPG bit = “0”)
RIN2 pin
RINH2 bit
0dB
RIN4 pin
MIN pin
RINH4 bit
0dB
M
MINH bit
I
−20dB
X
HPR pin
DAC Rch
DACH bit
0dB
Figure 54. HPRͷϛΩγϯάճ࿏(AIN3 bit = “0”, HPG bit = “0”)
MS0986-J-00
- 57 -
2008/07