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74LS161 参数 Datasheet PDF下载

74LS161图片预览
型号: 74LS161
PDF下载: 下载PDF文件 查看货源
内容描述: 同步4位计数器;二,直接复位 [Synchronous 4 Bit Counters; Binary, Direct Reset]
分类和应用: 计数器逻辑集成电路光电二极管
文件页数/大小: 5 页 / 49 K
品牌: SLS [ SYSTEM LOGIC SEMICONDUCTOR ]
 浏览型号74LS161的Datasheet PDF文件第1页浏览型号74LS161的Datasheet PDF文件第2页浏览型号74LS161的Datasheet PDF文件第3页浏览型号74LS161的Datasheet PDF文件第5页  
SL74LS161  
AC ELECTRICAL CHARACTERISTICS (TA=25°C, VCC = 5.0 V, CL = 15 pF, RL = 2 kW, tr =15  
ns, tf = 6.0 ns)  
Symbol  
tPLH  
Parameter  
Min  
Max  
35  
35  
24  
27  
24  
27  
14  
14  
28  
Unit  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
Propagation Delay, Clock to Ripple carry  
tPHL  
Propagation Delay, Clock to Ripple carry  
tPLH  
Propagation Delay, Clock (load input high) to Any Q  
Propagation Delay, Clock (load input high) to Any Q  
Propagation Delay, Clock (load input low) to Any Q  
Propagation Delay, Clock (load input low) to Any Q  
Propagation Delay, Enable T to Ripple carry  
Propagation Delay, Enable T to Ripple carry  
Propagation Delay, Reset to Any Q  
tPHL  
tPLH  
tPHL  
tPLH  
tPHL  
tPHL  
Figure 1. Switching Waveform  
Figure 2. Switching Waveform  
Figure 3. Switching Waveform  
Figure 4. Switching Waveform  
System Logic  
Semiconductor  
SLS