EC8D-1电子开关芯片
normal style=margin-left:25.5pt;tt-indent:-25.5pt;> 一. 功能说明
CMOS 制造工艺,低功耗,内置振荡电阻,一个按键开关输入,两路同步低电平输出。上电不工作OUT输出高电位(高阻态),短按按键开关,OUT输出低电平。再短按按键,OUT输出高电位(高阻态)。
二. 电气参数 (VDD=3.0V TA=25℃)
normal align=center style=tt-align:center;> 参数 |
normal align=center style=tt-align:center;> 小 |
normal align=center style=tt-align:center;> 标准 |
normal align=center style=tt-align:center;> 大 |
normal align=center style=tt-align:center;> 测试条件 |
normal align=center style=tt-align:center;> 工作电压 |
normal align=center style=tt-align:center;> 2.0V |
normal align=center style=tt-align:center;> 3.0V |
normal align=center style=tt-align:center;> 4.8V |
|
normal align=center style=tt-align:center;> 静态电流 |
normal align=center style=tt-align:center;> --- |
normal align=center style=tt-align:center;> --- |
normal align=center style=tt-align:center;> 2µA |
VDD=3V,NO LOAD |
normal align=center style=tt-align:center;> LED输出电流 |
normal align=center style=tt-align:center;> |
normal align=center style=tt-align:center;> 40mA |
normal align=center style=tt-align:center;> |
@VDS=1.0V |
normal align=center style=tt-align:center;> 工作温度 |
normal align=center style=tt-align:center;> 0 |
normal align=center style=tt-align:center;> 25℃ |
normal align=center style=tt-align:center;> 60℃ |
|
normal style=margin-left:25.5pt;tt-indent:-25.5pt;> 三. 封装脚位图(SOT23-6)
normal style=margin-left:25.5pt;tt-indent:-25.5pt;>
normal style=margin-left:25.5pt;>
normal align=center style=margin-left:25.5pt;tt-align:center;>
normal align=center style=tt-align:center;> 管脚号 |
normal align=center style=tt-align:center;> 符号 |
normal align=center style=tt-align:center;> 功能描述 |
normal align=center style=tt-align:center;> 1 |
normal align=center style=tt-align:center;> VDD |
normal align=center style=tt-align:center;> 电源正 |
normal align=center style=tt-align:center;> 2 |
normal align=center style=tt-align:center;> NC |
normal align=center style=tt-align:center;> 悬空 |
normal align=center style=tt-align:center;> 3 |
normal align=center style=tt-align:center;> KEY |
normal align=center style=tt-align:center;> 触发开关 |
normal align=center style=tt-align:center;> 4 |
normal align=center style=tt-align:center;> OUT |
normal align=center style=tt-align:center;> 信号输出,低电平有效 |
normal align=center style=tt-align:center;> 5 |
normal align=center style=tt-align:center;> OUT |
normal align=center style=tt-align:center;> 信号输出,低电平有效 |
normal align=center style=tt-align:center;> 6 |
normal align=center style=tt-align:center;> GND |
normal align=center style=tt-align:center;> 电源负 |
normal align=center style=margin-left:25.5pt;tt-align:center;>
normal style=margin-left:25.5pt;tt-indent:-25.5pt;> 四. 电路图参考
normal align=center style=tt-align:center;>
normal align=center style=tt-align:center;>
normal align=center style=margin-left:21.0pt;tt-align:center;>
normal style=margin-left:25.5pt;tt-indent:-25.5pt;> 五. 封装尺寸图(SOT23-6)
normal align=center style=tt-align:center;>