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<div id=product-guid1><a href=../index.html>首页</a> > <a href=index.html>产品中心</a> > <a href=category1-6.html>时钟和计时</a> > 计时器</div>

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<div id=product-0><h1>计时器（国产替代 ・ 原厂直供 ・ 引脚兼容）</h1></div>
<div id=product-2><a href="https://www.dxdz-ic.com/product/category2-12.html" target="_blank">计时器</a>芯片是电子系统的“时间基准发生器”，负责产生精确的时间延迟、振荡频率和脉冲信号。从家电的定时开关，到工业设备的延时控制，再到报警器的频率输出，凡需“感知时间”或“控制时序”之处，都离不开计时器芯片的支撑。555时基芯片是电子工程史上最经典、应用最广泛的计时器IC，自1972年问世以来经久不衰。它通过外部电阻和电容的简单组合，即可构成单稳态、双稳态、多谐振荡器等多种电路，实现定时、延时、脉冲产生、频率调制等功能，被誉为“电子工程师的万能积木”。<br>深圳市鼎芯电子<a href="https://www.dxdz-ic.com/" target="_blank">集成电路</a>有限公司计时器产品针对国产替代核心需求进行了专项优化：<br>引脚级完全兼容：与进口555时基芯片引脚定义完全一致，工程师无需修改电路设计即可直接替换，有效降低国产化切换成本。<br>功能完全一致：可构成单稳态、双稳态、多谐振荡器等多种电路，实现与进口芯片相同的定时、延时、脉冲产生功能。<br>宽电压适配：4.5V-15V工作范围覆盖从电池供电设备到传统工业系统的全场景需求。<br>原厂直供：依托深圳制造基地与ISO9001质量体系，型号齐全、供货稳定。<br>鼎芯电子计时器芯片的应用场景覆盖多个核心领域：<br>定时控制：家电定时开关、工业设备延时控制、报警器定时触发。<br>脉冲产生：脉冲信号源、时钟发生器、频率调制电路。<br>电源管理：开关电源振荡器、PWM控制器时基、电机调速脉冲源。<br>消费电子：电子玩具、闪光灯、声光报警器、简易电子琴。<br><strong>鼎芯电子计时器引脚兼容主流进口型号，欢迎免费申请样品！</strong></div>
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<td  valign="top" style="background-color:#eee;"><strong>工作电压（Vcc）(v)</strong><div style="max-height:300px; overflow-y:auto; overflow-x:hidden;">

<a href=product-list.asp?csz=4%2E5%2D15V&CategoryID=12&AttributeID=84#product rel="nofollow">4.5-15V</a><br>

<a href=product-list.asp?csz=4%2E5%2D16V&CategoryID=12&AttributeID=84#product rel="nofollow">4.5-16V</a><br>
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<td  valign="top" style="background-color:#eee;"><strong>静态电流Iq(Typ)</strong><div style="max-height:300px; overflow-y:auto; overflow-x:hidden;">

<a href=product-list.asp?csz=10mA&CategoryID=12&AttributeID=85#product rel="nofollow">10mA</a><br>

<a href=product-list.asp?csz=60uA&CategoryID=12&AttributeID=85#product rel="nofollow">60uA</a><br>

<a href=product-list.asp?csz=6mA&CategoryID=12&AttributeID=85#product rel="nofollow">6mA</a><br>
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<td  valign="top" style="background-color:#eee;"><strong>驱动电流 Iout(mA)</strong><div style="max-height:300px; overflow-y:auto; overflow-x:hidden;">

<a href=product-list.asp?csz=100&CategoryID=12&AttributeID=86#product rel="nofollow">100</a><br>

<a href=product-list.asp?csz=200&CategoryID=12&AttributeID=86#product rel="nofollow">200</a><br>

<a href=product-list.asp?csz=250&CategoryID=12&AttributeID=86#product rel="nofollow">250</a><br>
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<td  valign="top" style="background-color:#eee;"><strong>工作温度 Operation Temperature Range(℃)</strong><div style="max-height:300px; overflow-y:auto; overflow-x:hidden;">

<a href=product-list.asp?csz=0%7E70%A1%E6&CategoryID=12&AttributeID=87#product rel="nofollow">0~70℃</a><br>
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<td  valign="top" style="background-color:#eee;"><strong>封装</strong><div style="max-height:300px; overflow-y:auto; overflow-x:hidden;">

<a href=product-list.asp?csz=DIP%2D16+SOP%2D16&CategoryID=12&AttributeID=88#product rel="nofollow">DIP-16 SOP-16</a><br>

<a href=product-list.asp?csz=DIP%2D8+SOP%2D8&CategoryID=12&AttributeID=88#product rel="nofollow">DIP-8 SOP-8</a><br>

<a href=product-list.asp?csz=SOP%2D8&CategoryID=12&AttributeID=88#product rel="nofollow">SOP-8</a><br>
</div>
</td>

<td  valign="top" style="background-color:#eee;"><strong>替代</strong><div style="max-height:300px; overflow-y:auto; overflow-x:hidden;">

<a href=product-list.asp?csz=ICM7555+TLC555+ICL7555&CategoryID=12&AttributeID=89#product rel="nofollow">ICM7555 TLC555 ICL7555</a><br>

<a href=product-list.asp?csz=NE555+LM555&CategoryID=12&AttributeID=89#product rel="nofollow">NE555 LM555</a><br>

<a href=product-list.asp?csz=NE556+LM556&CategoryID=12&AttributeID=89#product rel="nofollow">NE556 LM556</a><br>
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  <tr><td align="center" valign="top" bgcolor="#ffb027"><strong>图片</strong></td>
  <td align="center" valign="top" bgcolor="#ffb027"><strong>型号</strong></td>

<td align="center" bgcolor="#ffb027"><strong>工作电压（Vcc）(v)</strong></td>

<td align="center" bgcolor="#ffb027"><strong>静态电流Iq(Typ)</strong></td>

<td align="center" bgcolor="#ffb027"><strong>驱动电流 Iout(mA)</strong></td>

<td align="center" bgcolor="#ffb027"><strong>工作温度 Operation Temperature Range(℃)</strong></td>

<td align="center" bgcolor="#ffb027"><strong>封装</strong></td>

<td align="center" bgcolor="#ffb027"><strong>替代</strong></td>

  </tr>
<tr bgcolor="#f5f5f5" align="center">
<td><img src=../images/upfiles/71429480.jpg width=60 alt="NE556计时器" title="NE556计时器"></td>
<td><strong><a href="NE556.html" target="_blank" style="color:#F60">NE556</a></strong></td>

<td>4.5-16V</td>

<td>6mA</td>

<td>200</td>

<td>0~70℃</td>

<td>DIP-16 SOP-16</td>

<td>NE556 LM556</td>

</tr><tr bgcolor="#f5f5f5" align="center">
<td><img src=../images/upfiles/71427340.jpg width=60 alt="NE555计时器" title="NE555计时器"></td>
<td><strong><a href="NE555.html" target="_blank" style="color:#F60">NE555</a></strong></td>

<td>4.5-16V</td>

<td>10mA</td>

<td>250</td>

<td>0~70℃</td>

<td>DIP-8 SOP-8</td>

<td>NE555 LM555</td>

</tr><tr bgcolor="#f5f5f5" align="center">
<td><img src=../images/upfiles/71425290.jpg width=60 alt="TLC555计时器" title="TLC555计时器"></td>
<td><strong><a href="TLC555.html" target="_blank" style="color:#F60">TLC555</a></strong></td>

<td>4.5-15V</td>

<td>60uA</td>

<td>100</td>

<td>0~70℃</td>

<td>SOP-8</td>

<td>ICM7555 TLC555 ICL7555</td>

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