There are 2011 publised of the part. Clock program is recommended that Clock program be mounted wClock programh Surface Mount. This device's minimum working temperature must not be less than 0°C. The operating temperature should be less than 70°C.
ICS9LRS3191AKLF Features
ICS9LRS3191AKLF Applications
There are a lot of Integrated Device Technology (IDT) ICS9LRS3191AKLF application specific timer applications.