参数资料
型号: 74HCT160N,652
厂商: NXP Semiconductors
文件页数: 6/7页
文件大小: 0K
描述: IC SYNC BCD DECADE COUNT 16-DIP
产品培训模块: Logic Packages
标准包装: 1,000
系列: 74HCT
逻辑类型: 计数器,十进制
方向:
元件数: 1
每个元件的位元数: 4
复位: 异步
计时: 同步
计数速率: 66MHz
触发器类型: 正边沿
电源电压: 4.5 V ~ 5.5 V
工作温度: -40°C ~ 125°C
安装类型: 通孔
封装/外壳: 16-DIP(0.300",7.62mm)
供应商设备封装: 16-DIP
包装: 管件
74HC73_4
NXP B.V. 2008. All rights reserved.
Product data sheet
Rev. 04 — 19 March 2008
8 of 16
NXP Semiconductors
74HC73
Dual JK ip-op with reset; negative-edge trigger
11. Waveforms
The shaded areas indicate when the input is permitted to change for predictable output performance.
Measurement points are given in Table 8.
VOL and VOH are typical voltage output levels that occur with the output load.
Fig 6.
Waveforms showing the clock (nCP) to output (nQ, nQ) propagation delays, the clock pulse width, the J
and K to nCP set-up and hold times, the output transition times and the maximum clock frequency
tsu
1/f max
th
nCP input
VM
th
tsu
tW
nJ, nK
input
001aab983
nQ output
VI
GND
90 %
10 %
90 %
VI
VOH
VOL
VOH
VOL
GND
nQ output
tPHL
tPLH
VM
tTLH
tTHL
tTLH
VM
tTHL
tPLH
tPHL
Measurement points are given in Table 8.
VOL and VOH are typical voltage output levels that occur with the output load.
Fig 7.
Waveforms showing the reset (nR) input to output (nQ, nQ) propagation delays and the reset pulse width
and the nR to nCP removal time
001aab984
nQ output
VI
GND
VI
GND
VOH
VOL
VOH
VOL
tW
nR input
VM
nQ output
nCP input
VM
trec
tPHL
tPLH
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