Moreover, the book has an appendix that contains a case study. There is only one mounting type recommended for the product, which is Surface Mount. There is a 80-BQFP case embedded in it. In this case, the device has 1 channels. There are Audio Signal Processor functions included in this part for your reference. This device can be applied in both Automotive Audio and X directions. As far as I know, it is supplied within 4.5V~5.5V days. The chip has 80 pins that are accessible from the outside.
LV25700PM-MPB-E Features
With 80-BQFP channels
LV25700PM-MPB-E Applications
There are a lot of ON Semiconductor LV25700PM-MPB-E Audio Special Purpose applications.