This item is packaged in a Tape and Reel package, which means that it resides in that package.Definitely a Differential Amplifier to consider.A total of 16 pins are present on the part.
LTC6401CUD-8#TR Features
LTC6401CUD-8#TR Applications
There are a lot of Analog Devices LTC6401CUD-8#TR Special Purpose Amplifiers applications.