Download the DP42F782D datasheet PDF.
This datasheet also includes the DP42F552S variant, as both parts are published together in a single manufacturer document.
Pulse I/F (DC power input) The 5-phase Stepping Set
DP4 series DC24V Micro-step (500 x 1 to 80 divisions) Configuration of the 5-phase Stepping Motor Set, DP4 Series Name DP4 Series Instruction.