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可编程分频器CD4541/CC4541中文资料(内部结构,真值表及参数)
可编程分频器CD4541/CC4541中文资料(内部结构,真值表及参数) CD4541/CC4541是一个可编程分频器，它为十六级二分频器。当脉冲源产生的脉冲信号后，一般其频率较高，这样就需要分频把高频脉冲变换成合适于计时的低频脉冲信号，得到50HZ的脉冲信号。 CD4541/CC4541真值表： 引脚 | State 状态 | 0 | 1 | 5 | Auto Reset Operating 自动复位操作 | Auto Reset Disabled 自动复位禁止 | 6 | Timer Operational 定时器操作 | Master Reset On 主复位On | 9 | Output Initially Low after Reset输出最初低电平后重启 | Output Initially High after Reset 输出最初高电平后重启 | 10 | Single Cycle Mode 单周期模式 | Recycle Mode 循环模式 |
CD4541/CC4541比率表： A | B | Number of
Counter Stages
n | Count
2n | 0 | 0 | 13 | 8192 | 0 | 1 | 10 | 1024 | 1 | 0 | 8 | 256 | 1 | 1 | 16 | 65536 |
CD4541/CC4541引脚图: 
引脚图 CD4541/CC4541逻辑图 
逻辑图 
CD4541应用电路图
CD4541/CC4541电气参数Absolute Maximum Ratings 绝对最大额定值： Supply Voltage电源电压(VDD) | 0.5V to +18V | Input Voltage输入电压 (VIN) | 0.5V to VDD +0.5V | Storage Temperature Range储存温度范围 (TS) | 65℃ to +150℃ | Power Dissipation功耗 (PD) | Dual-In-Line 普通双列封装 | 700 mW | Small Outline 小外形封装 | 500 mW | Lead Temperature 焊接温度(TL) | Soldering, 10 seconds)（焊接10秒） | 260℃ |
Recommended Operating Conditions 建议操作条件： Supply Voltage电源电压(VDD) | 3V to 15V | Input Voltage输入电压 (VIN) | 0 to VDD | Operating Temperature Range工作温度范围 | 55℃ to +125℃ |
DC Electrical Characteristics 直流电气特性： Symbol 符号 | Paramete参数 | Conditions 条件 | 55℃ | +25℃ | +125℃ | Units 单位 | 最小 | 最大 | 最小 | 典型 | 最大 | 最小 | 最大 | IDD | Quiescent Device Current静态电流 | VDD = 5V, VIN = VDD or VSS | | 5 | | 0.005 | 5 | | 150 | μA | VDD = 10V, VIN = VDD or VSS | | 10 | | 0.010 | 10 | | 300 | VDD = 15V, VIN = VDD or VSS | | 20 | | 0.015 | 20 | | 600 | VOL | LOW Level Output Voltage 输出低电平电压 | VDD=5V | |IO|<1μA | | 0.05 | | 0 | 0.05 | | 0.05 | V | VDD=10V | | 0.05 | | 0 | 0.05 | | 0.05 | VDD=15V | | 0.05 | | 0 | 0.05 | | 0.05 | VOH | HIGH Level Output Voltage 输出高电平电压 | VDD =5V | |IO|<1μA | 4.95 | | 4.95 | 5 | | 4.95 | | V | VDD=10V | 9.95 | | 9.95 | 10 | | 9.95 | | VDD=15V | 14.95 | | 14.95 | 15 | | 14.95 | | VIL | LOW Level Input Voltage 输入低电平电压 | VDD = 5V, VO = 0.5V or 4.5V | | 1.5 | | 2 | 1.5 | | 1.5 | V | VDD = 10V, VO = 1.0V or 9.0V | | 3.0 | | 4 | 3.0 | | 3.0 | VDD = 15V, VO = 1.5V or 13.5V | | 4.0 | | 6 | 4.0 | | 4.0 | VIH | HIGH Level Input Voltage 输入高电平电压 | VDD = 5V, VO = 0.5V or 4.5V | 3.5 | | 3.5 | 3 | | 3.5 | | V | VDD = 10V, VO = 1.0V or 9.0V | 7.0 | | 7.0 | 6 | | 7.0 | | VDD = 15V, VO = 1.5V or 13.5V | 11.0 | | 11.0 | 9 | | 11.0 | | IOL | LOW Level Output Current 输出低电平电流 (Note 3) | VDD=5V,VO=0.4V | 2.85 | | 2.27 | 3.6 | | 1.6 | | mA | VDD=10V,VO=0.5V | 4.16 | | 4.0 | 9.0 | | 2.8 | | VDD=15V,VO=1.5V | 19.3 | | 15.6 | 34.0 | | 10.9 | | IOH | HIGH Level Output Current 输出高电平电流 (Note 3) | VDD=5V,VO=2.5V | 7.96 | | 6.42 | 130 | | 4.49 | | mA | VDD=10V,VO=9.5V | 4.19 | | 3.38 | 8.0 | | 2.37 | | VDD=15V,VO=13.5V | 16.3 | | 13.2 | 30.0 | | 9.24 | | IIN | Input Current 输入电流 | VDD =15V,VIN =0V | | 0.1 | | 105 | 0.1 | | 1.0 | μA | VDD =15V,VIN=15V | | 0.1 | | 105 | 0.1 | | 1.0 |
AC Electrical Characteristics 交流电气特性： Symbol 符号 | Parameter 参数 | Conditions条件 | 最小 | 典型 | 最大 | Units 单位 | tTLH | Output Rise Time 输出上升时间 | VDD = 5V | | 50 | 200 | ns | VDD = 10V | | 30 | 100 | VDD = 15V | | 25 | 80 | tTHL | Output Fall Time 输出下降时间 | VDD = 5V | | 50 | 200 | ns | VDD = 10V | | 30 | 100 | VDD = 15V | | 25 | 80 | tPLH, tPHL | Turn-Off, Turn-On Propagation Delay, Clock to Q (28 Output) | VDD = 5V | | 1.8 | 4.0 | μs | VDD = 10V | | 0.6 | 1.5 | VDD = 15V | | 0.4 | 1.0 | tPHL, tPLH | Turn-On, Turn-Off Propagation Delay, Clock to Q (216 Output) | VDD = 5V | | 3.2 | 8.0 | μs | VDD = 10V | | 1.5 | 3.0 | VDD = 15V | | 1.0 | 2.0 | tWH(CL) | Clock Pulse Width 时钟脉冲宽度 | VDD = 5V | 400 | 200 | | ns | VDD = 10V | 200 | 100 | | VDD = 15V | 150 | 70 | | fCL | Clock Pulse Frequency 时钟脉冲频率 | VDD = 5V | | 2.5 | 1.0 | MHz | VDD = 10V | | 6.0 | 3.0 | VDD = 15V | | 8.5 | 4.0 | tWH(R) | MR Pulse Width MR 脉宽 | VDD = 5V | 400 | 170 | | ns | VDD = 10V | 200 | 75 | | VDD = 15V | 150 | 50 | | CI | Average Input Capacitance 平均输入电容 | Any Input | | 5.0 | 7.5 | pF | CPD | Power Dissipation Capacitance功耗电容 (Note 5) | | | 100 | | pF |
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