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To simplify use as two bridges each pair of c han- nels is equipped with an enable in put.

The L293D is as sembled in a 16 lead plastic packaage which has 4 center pins connected to- gether and us ed for heat sinking The L293DD is as sembled in a 20 lead surface mount which has 8 center pins connected to- gether and us ed for heat sinking.

July 2003 BLOCK DIAG RAM SO(1244) Powerdip (1222) ORDERING NUMBERS: L293DD L293D 17.

PIN C ONNECTIONS (Top view) SO(1244) Powerdip(1222) L293D - L293D D 27.

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L293D Motor Driver Circuit Diagram Pdf