The attached document describes the differences between the HMC832LP6GE and HMC830LP6GE to aid customer's who are migrating to the HMC832LP6GE. The HMC830LP6GE requires both a 3.3V and 5V power supply while the HMC832LP6GE only requires 3.3V. However, there are several other operational and register differences between these devices.