74LS00中文资料.doc

74LS00功能：四2 输入与非门真值表： Inputs输入输出ABYLLHLHHHLHHHL 图1 74LS00 引脚图Absolute Maximum Ratings绝对最大额定值 Supply Voltage 电源电压7VInput Voltage输入电压7VOperating Free Air Temperature Range自由空气温度范围0 to +70Storage Temperature Range储存温度范围-65 to +150Recommended Operating Conditions建议操作条件 Symbol 符号Parameter 参数最小典型最大UNIT 单位VCCSupply Voltage 电源电压4.7555.25VVIHHigh Level Input Voltage输入高电平电压2-VVILLOW Level Input Voltage 输入低电平电压-0.8VIOHHIGH Level Output Current高电平输出电流-0.4mAIOLLOW Level Output Current低电平输出电流-8mATAFree Air Operating Temperature工作温度0-70DC SPECIFICATIONS直流电气规格： Symbol 符号Parameter 参数Conditions 条件最小典型最大UNIT 单位VIInput Clamp Voltage输入钳位电压VCC = 最小, II = -18 mA-1.5VVOHHIGH Level Output Voltage输出高电平电压VCC=最小,IOH=最大,VIL=最大2.73.4-VVOLLOW LevelOutput Voltage输出低电平电压VCC=最小,IOL=最大,VIH=最小-0.350.5VIOL = 4 mA, VCC = 最小-0.250.4IIInput Current MAX Input Voltage输入电流最大输入电压VCC = 最大, VI = 7V-0.1mAIIHHIGH Level Input Current输入高电平电流VCC = 最大, VI = 2.7V-20AIILLOW Level Input Current低电平输入电流VCC = 最大, VI = 0.4V-0.36mAIOSShort Circuit Output Current短路输出电流VCC = 最大 (Note 3)-20-100mAICCHSupply Current with Outputs HIGH高电平输出电源电流VCC = 最大-0.81.6mAICCLSupply Current with Outputs LOW低电平输出电源电流VCC = 最大-2.44.4mA交流电气特性： Symbol 符号Parameter 参数CL = 15pFCL = 50pFUNIT 单位最小最大最小最大tPLHPropagation Delay Time LOW-to-HIGH Level Output低到高电平输出传递延迟时间310415nstPHLPropagation Delay Time 传递延迟时