PSB8593 Datasheet
(PSB8592 / PSB8593) Dual Tone Multi Frequency Generator
Manufacturer: Infineon
Download the PSB8593 datasheet PDF.
This datasheet also includes the PSB8592 variant, as both parts are published together in a single manufacturer document.
Note: The manufacturer provides a single datasheet file (PSB8592_InfineonTechnologies.pdf) that lists specifications for multiple related part numbers.