NL-NAU8318 compatible ICs:

• NAU8318YG

Figure shows the main components and connectors from the front side of NL-NAU8318 as the following list:

• Target Chip: NAU8318 (U1)
• VDDSPK 2.5MM DC Jack (P1)
• VDDSPK Extension Connector (J9)
• VDDSPK Screw Terminal (CN1)
• Digital Interface and Power Extension Connector(JP1)
• Enable Control (J4)
• Output Gain Function Setting (J3)
• Beep Gain Function Setting (J6)
• Channel Select (J2, J5)
• GND (J8)
• Speaker Output Extension Connector (J11, J12)
• Speaker Output Screw Terminal (CN2)