The AKD4953-A is an evaluation board for the AK4953 24bit CODEC with built-in PLL and MIC/HP/SPK Amplifier. The AKD4953-A has the interface with AKM’s A/D evaluation boards. Therefore, it’s easy to evaluate the AK4953. The AKD4953-A also has the digital audio interface and can achieve the interface with digital audio systems via opt-connector.
AKD4953-A评估板功能:
• Compatible with 2 types of interface
- Direct interface with AKM’s A/D converter evaluation boards
- DIT/DIR with optical input/output
• BNC connector for an external clock input
• 10pin header for serial control interface
图5.AKD4953-A评估板方框图
图6.AKD4953-A评估板电路图(1)
图7.AKD4953-A评估板电路图(2)
图8.AKD4953-A评估板电路图(3)
图9.AKD4953-A评估板电路图(4)
图10.AKD4953-A评估板电路图(5)
图11.AKD4953-A评估板电路图(6)