NEC - PD78F9488

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Contents

User s Manual PD789489 Subseries 8 Bit Single Chip Microcontrollers PD789488 PD789489 PD78F9488 PD78F9489 Document No U15331EJ4V1UD00 4th edition Date Published July 2005 NS CP K NEC Electronics Corporation 2001 Printed in Japan MEMO 2 User s Manual U15331EJ4V1UD NOTES FOR CMOS DEVICES VOLTAGE APPLICATION WAVEFORM AT INPUT PIN Waveform distortion due to input noise or a reflected wave may cause malfunction If the input of the CMOS device stays in the area between Vil MAX and Vih MIN due to noise etc the device may malfunction Take care to prevent chattering noise from entering the device when the input level is fixed and also in the transition period when the input level passes through the area between Vil...