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MM74HC245A 3 态双向缓冲器利用先进的硅门极 CMOS 技术,适用于数据总线之间的双向异步通信。它具有高驱动电流输出,即使驱动较大的总线电容也能实现高速运行。该电路具有通常与 CMOS 电路相关的低功耗和高抗干扰度,而速度却可与低功率肖特基 TTL 电路相媲美。此器件具有有效低电平启用输入 G# 和方向控制输入 DIR。当 DIR 为高电平 时,数据从 A 输入流向 B 输出。当 DIR 为低电平时,数据从 B 输入流向 A 输出。MM74HC245A 将真实数据从一个总线传送到另一个总线。此器件可以驱动最多 15 个 LS-TTL 负载,并且没有施密特触发器输入。通过将二极管箝位到 VCC 和接地,可防止所有输入因静电放电而受损。
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MM74HC245AMTC
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MM74HC245AMTCX
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MM74HC245AWM
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MM74HC245AWMX
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Die Related Summary Data
Device: MM74HC245AMTC
Equivalent to wafer fab process: CMOS SUB
产品技术
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等效器件小时
平均故障间隔时间/平均无故障时间(按小时计算)
FITS
CMOS SUB
2
920154574
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Data is based on the following assumptions.
Note: The temperature and confidence level may be adjusted to your requirements.
Disclaimer: A reliability FIT rate calculated using this tool shall not be used for any functional safety purpose. In case a raw FIT rate needs to be estimated for a component which is targeted to be used in a safety critical application (i.e. compliant to ISO 26262 standard) it should be calculated according to generic safety standards (IEC62380, IEC61709, SN29500, FIDES, etc.)