As a matter of fact, it is available in the Tape & Reel (TR) case as well.Depending on what family of MAX7321 the part belongs to, you might be able to find related parts.
MAX7321ATE+TG104 Features
MAX7321ATE+TG104 Applications
There are a lot of Maxim Integrated MAX7321ATE+TG104 I/O Expanders applications.