STK600-UC3A0X-144 » ATSTK600-UC3A0X-144
The STK600-UC3-144 is a socket board and expansion module for STK600, supporting the AT32UC3A 144-pins TQFP devices.
STK600 sold seperately.
See the STK600 Socket Package Selection Guide
to make sure you got the right revision of the socket package to support your device.must be bought separately.