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The Dataman DIL40/TQFP44-1 ZIF MCS51 is a device specific adapter for Atmel MCS51 family / AT90S/LS8515 / AT90S/LS4414 in TQFP44 package (open socket).
Some adapters are programmer specific and we recommend checking the software for compatibility prior to ordering. Please see our Adapter Selection Guide for more information.