【图】分频器CD4541中文资料
(2024/2/1 18:00:00)
分频器CD4541中文资料
分频器CD4541中文资料
分频器CD4541中文资料
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/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
|
| −10−5
| −0.1
|
| −1.0
| μA
| ||
VDD =15V,VIN=15V
|
| 0.1
|
| 10−5
| 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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