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AN44070A• Technical Data (continued)• Circuit diagrams of the input/output part and pin function descriptions (continued)Note) The characteristics listed below are reference values based on the IC design and are not guaranteed.PinNo.Waveformand voltageInner circuitImpedanceDescription182534―Pin18 ASTBY25 IFSEL34 BSTBY54k52 kΩPin 18 :Ch. A Standby / Active CTL25 : Input mode selection input34 : Ch. B Standby / Active CTL52k50k192021313233―Pin19 APWM20 AIN121 AIN231 BIN132 BIN233 BPWM4k50k54 kΩPin19 : Ch. A PWM input20 : Ch. A Forward / Reverse input 121 : Ch. A Forward / Reverse input 231 : Ch. B Forward / Reverse input 132 : Ch. B Forward / Reverse input 233 : Ch. B PWM input100kVer. AEB13
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