You could always buy something used and maximize your dollars, digital depreciation is swift. This looks pretty good for around $500 no affiliation with the seller.......
https://www.audiogon.com/listings/da-converters-factory-refurbished-2017-11-08-digital-ca78801c-1b9e...
https://www.audiogon.com/listings/da-converters-factory-refurbished-2017-11-08-digital-ca78801c-1b9e...