CD40257BF3A.A中文资料德州仪器数据手册PDF规格书

Features: |

® 3-state outputs |

® Standardized, symmetrical output characteristics

8 100% tested for quigscent current at 0V . |

8 Maximum input current of uA at 18V ~~ |

over full package-temperature range; |

100 nA at 18 V.and 25°C |

Noise margin (aver full package- |

temperature range): |

1V at vdd=5V

‘2V at Vdd=10V : E

‘25V at Vdd=15V So

® 5.V, 10-V, and 15-V parametric ratings |

= Meets all requirements of JEDEC _

Tentative Standird No. 13A, “Standard i

Specifications for Description of ‘8° - |

Series CMOS Devices” ~~ |