A
B
C
D
AIN_AMP_LEFT
R105 |
301 |
0603 |
VREF_MIC_L |
1
2
P10
RCA_1X2
CON031
2
3
AGND
AIN_LEFT
FER4 | C162 | R102 |
| R103 | R104 |
600 | 10UF | 11K |
| 5.49K | 5.49K |
603 | 805 | 0603 |
| 0603 | 0603 |
|
|
|
| C148 | C149 |
| C166 |
|
| 680PF | 680PF |
| 100PF |
|
| 0603 | 0603 |
| 0603 |
|
|
|
|
|
|
| 2 | U13 |
|
|
|
|
|
| |
| AGND |
|
|
| 1 |
|
| 3 |
|
| |
| AUDIO_VREF_ADC |
|
| ||
|
| AD8606AR |
| ||
|
|
|
|
| |
|
|
|
| SOIC8 |
|
|
| R117 |
| R118 |
|
|
| 5.76K |
| 5.76K |
|
|
| 0603 |
| 0603 |
|
|
|
|
| DNP |
|
|
|
|
| C150 |
|
|
|
|
| 120PF |
|
|
|
|
| 0603 |
|
|
| R116 |
|
|
|
|
| 750K |
|
|
|
|
| 0603 | 6 | U13 |
|
|
|
|
| ||
|
|
|
|
| |
|
|
|
|
| 7 |
|
| AUDIO_VREF_ADC | 5 |
|
|
|
|
| AD8606AR |
| |
|
|
|
|
| |
|
|
|
| SOIC8 |
|
|
| AGND |
|
|
|
R122
237
0603
AGND
R123
237
0603
C165
0.001UF
0603
C164
0.001UF
0603
ADCLN
AOUT4_RIGHT_HP
C167DAC4
100PF |
| HEADPHONE OUT |
0603 | ADC LEFT | |
| ||
|
|
AOUT4_LEFT_HP
ADCLP
2 U19
1
3
AD8532AR
SOIC8
6 U19
7
5
AD8532AR
SOIC8
CT2
68UF
CAP003
| P7 | |
| 2 | |
CT1 | 3 | |
| ||
68UF | 4 | |
CAP003 | ||
| ||
| 5 | |
| 1 | |
| CON001 | |
R119 | R120 | |
49.9K | 49.9K | |
0603 | 0603 |
A5V
AGND
1
2
3
4
C151
10UF
805
|
|
|
|
|
| R106 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| 301 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| 0603 |
|
|
|
|
|
|
|
|
| AIN_AMP_RIGHT |
| VREF_MIC_R |
|
|
|
|
|
|
|
|
| ||
P10 |
|
|
|
|
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
RCA_1X2 |
|
|
|
|
|
|
|
|
|
|
|
|
| AGND |
CON031 |
|
| FER3 | C163 | R115 | R114 | R113 |
|
|
|
|
|
| |
|
|
| 600 | 10UF | 11K | 5.49K | 5.49K |
|
|
|
|
|
| AD8606 |
|
|
| 603 | 805 | 0603 | 0603 | 0603 |
|
|
|
|
|
| |
| 1 |
|
|
|
|
|
|
|
| |||||
| AIN_RIGHT |
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
| C160 | C158 |
|
|
|
|
|
|
|
3 |
|
|
| C161 |
| 680PF | 680PF |
|
|
|
|
|
|
|
|
|
|
| 100PF |
| 0603 | 0603 |
|
|
|
|
|
|
|
|
|
|
| 0603 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 2 | U15 | R109 |
|
|
| R100 | ELECTRET MICROPHONE ENABLE SWITCH | ||
AGND |
|
|
|
| 237 |
|
| U14 | ||||||
|
|
|
|
|
| 0603 |
| 2 | 2.05K | (Default = All OFF) | ||||
|
|
|
|
|
|
|
| |||||||
|
|
|
| AGND |
| 1 |
| ADCRN |
|
| 402 | |||
|
|
|
|
|
|
|
|
| 1 |
|
|
| ||
|
|
|
| 3 |
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
| AUDIO_VREF_ADC | AD8606AR |
|
| 3 |
|
|
|
|
|
|
|
|
|
|
| C157 |
| AUDIO_VREF_ADC |
| R101 |
|
|
| |
|
|
|
|
|
| SOIC8 |
|
| AD8606AR |
|
|
| ||
|
|
|
|
|
| 0.001UF |
|
| 2.05K |
|
|
| ||
|
|
|
|
|
|
|
|
| SOIC8 |
|
|
| ||
|
|
|
|
|
|
| 0603 |
|
| 402 |
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
| ||
|
|
|
|
| R112 | R111 |
|
|
|
|
| SW4 |
|
|
|
|
|
|
| 5.76K | 5.76K |
| C155 |
|
|
| 1 | ON | 8 |
|
|
|
|
| 0603 | 0603 |
| 100PF |
|
|
| 1 | AIN_RIGHT | |
|
|
|
|
|
|
|
| 0603 |
|
|
| 2 |
| 7 |
|
|
|
|
|
|
|
|
|
|
|
| 2 |
| AIN_LEFT |
|
|
|
|
|
|
| C156 |
|
|
| AUDIO_VREF_ADC | 3 |
| 6 |
|
|
|
|
|
| DNP | 0.001UF | ADC RIGHT |
|
| 3 |
| VREF_MIC_L | |
|
|
|
|
|
|
|
|
|
|
|
| |||
|
|
|
|
|
| C159 | 0603 |
|
|
| 4 |
| 5 | |
|
|
|
|
|
| 120PF |
|
|
|
|
| 4 |
| VREF_MIC_R |
|
|
|
|
|
| AGND |
|
|
|
|
|
|
| |
|
|
|
|
|
| 0603 |
|
|
|
| SWT018 |
|
| |
|
|
|
|
| R110 |
|
|
|
|
|
| DIP4 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
| 750K |
|
|
|
|
|
|
|
|
|
|
|
|
|
| 0603 | U15 | R108 |
|
|
|
| WHEN USING AN ELECTRET MICROPHONE | ||
|
|
|
|
| 6 | 237 |
|
|
|
| PLACE ALL SWITCHES IN ON POSITION | |||
|
|
|
|
|
|
|
|
|
| |||||
|
|
|
|
|
| 7 | 0603 |
| R121 |
|
|
|
|
|
|
|
|
|
|
|
| ADCRP |
|
|
|
|
| ||
|
|
|
|
|
|
|
| 0 |
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
| 5 |
|
|
| 402 |
|
|
|
|
|
|
|
|
|
| AUDIO_VREF_ADC | AD8606AR |
|
|
|
|
|
|
|
|
| A5V | A5V | A5V |
|
|
|
|
|
|
|
|
|
| |
|
|
| SOIC8 |
|
|
|
|
|
|
|
| |||
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| AGND | 6 |
|
|
|
| U14 |
|
|
|
|
| ||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| R107 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
|
|
|
|
| 0 |
|
| 7 |
|
|
|
|
|
|
|
|
| |||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
| 402 |
| 5 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||||
|
|
|
| C154 |
|
|
| C153 |
|
|
| C152 |
|
|
|
|
|
|
|
| AD8606AR |
|
|
| DNP = Do Not Populate | |||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |||||||||||||||||||
|
|
|
| 0.22UF |
|
|
| 0.22UF |
|
|
| 0.22UF |
|
|
|
|
|
|
|
|
|
|
|
| ||||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| SOIC8 |
|
|
|
|
|
| ||||
|
|
| 805 |
|
| 805 |
|
| 805 |
|
|
|
|
|
|
| ANALOG 20 Cotton Road |
|
| |||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Nashua, NH 03063 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| AGND |
|
|
|
|
|
|
|
|
|
|
| DEVICES PH: |
| |||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||
| AGND | AGND | AGND |
|
|
|
|
|
|
|
| Title |
|
| ||||||||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||||||||||||||||||
| AD8532 | AD8606 | AD8606 |
|
|
|
|
|
|
|
|
|
|
| AUDIO IN & HEADPHONE OUT |
| ||||||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Size | Board No. |
|
| Rev | |||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| C |
|
| 1.1 | |||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Date |
| Sheet 8 of | 13 | ||||
|
|
|
|
|
|
|
| A |
|
|
|
| B |
| C |
|
| D |
|
| ||||||||||||||||
3
4