TA7774F Datasheet (Toshiba Semiconductor)

TA7774F, Stepping Motor Driver IC

Pin No.

Symbol 1 / (1) 2 / (3) 3 / (4) 4 / (F) 5 / (F) 6 / (5) 7 / (6) 8 / (8) 9 / (9) 10 / (10) 11 / (11) 12 / (F) 13 / (F) 14 / (14) 15 / (15) 16 / (16) VS2 A VCC IN A GND GND IN B PS VS2 B VS1 B φB φB GND GND φΑ φA VS1 A ( ): TA7774F/FG Functional Description Low-voltage power supply termin

TA7774F Features

* z One-chip two-phase bipolar stepping motor driver z Power saving operation is available. z Standby operation is available. Current consumption ≤ 115 μA z Built-in punch-through current restriction circuit for system reliability and noise suppression z TTL-compatible inputs INA, INB, and PS pins z H