For space-saving purposes, it is packaged in PDIP. In order to avoid reflections off the end of the transmission line, 20 terminations are used. With 20 pins, it is configured. As a consumer IC, it uses CONSUMER CIRCUIT.
TCM320AC37CN Features
Embedded in the PDIP package
TCM320AC37CN Applications
There are a lot of Texas Instruments TCM320AC37CN CODECs Interface ICs applications.