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HD74HC161P 参数 Datasheet PDF下载

HD74HC161P图片预览
型号: HD74HC161P
PDF下载: 下载PDF文件 查看货源
内容描述: 同步十进制计数器(直接清除) [Synchronous Decade Counter (Direct Clear)]
分类和应用: 计数器
文件页数/大小: 15 页 / 159 K
品牌: RENESAS [ RENESAS TECHNOLOGY CORP ]
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HD74HC160, HD74HC161, HD74HC162, HD74HC163
HD74HC161/HD74HC163
Sequence illustrated in waveforms.
1.
2.
3.
4.
Clear outputs to zero.
Preset to binary twelve.
Count to thirteen, fourteen, fifteen, zero, one and two.
Inhibit
Clear(HC161)
Clear(HC163)
Load
A
Data
Inputs
B
C
D
Clock(HC161)
Clock(HC163)
Count
Enables
Enable P
Enable T
Q
A
Outputs
Q
B
Q
C
Q
D
Ripple
Carry
Output
(Asynchronous)
(Synchronous)
12 13 14
Clear Load
15
0
1
2
Inhibit
Count
Rev.2.00, Oct 11, 2005 page 8 of 14