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allegro PCB常用操作

资料: Allegro 机械安装孔制作: https://blog.csdn.net/jiangchao3392/article/details/82415270 1. 批量更新封装 选择需要更新的封装,点击 Refresh 即可完成更新 2. 板框倒角 绘制一个 2mm…
Cadence快捷键
1.1 ORCAD 快捷键…
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Cadence软件快速配置

1. 初次安装配置 1.1 Capture CIS 17.4 原理图软件配置 在弹出的 “Cadence Product Choices “对话框里选择” OrCAD Capture CIS“这个选项,勾选上”Use as default“设置为默认…
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allegro导入网络表及快速放置器件

File->import->Logic 勾选从原理图导入,选择网络表所在的 allegro 路径,需要双击进文件夹内,路径显示有 allegro 才是正确的 点击 import 导入 如果有报错根据报错信息修改路径或修改封装即可,成功导入后没有提示框,左下角会显示导入成功…
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allegro设置Gerber操作流程

1. 在 BOTTOM 与 TOP 层添加 OUTLINE 2. 添加丝印文件夹 可以 Copy 前两个层再重命名 添加丝印 添加封装丝印 添加位号丝印 顶层丝印同理 3. 添加阻焊文件夹 阻焊层是制作 PCB 开窗用的,有阻焊的地方没有绿油 添加 Board…
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allegro设置全局铜皮参数

设置铜皮与管脚的连接方式 Orthogonal 表示全连接 设置十字花形式连接的线宽 设置铜皮的最小宽度 将 4 修改成 8,与约束管理器中最小的线宽一致。
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allegro设置CM线束管理器设置规则

设置规则,主要需要设置线宽、间距,高速信号还需要设置的差分、等长,需要打开对应检测开关,软件才会开始检测 对于常规的板子,我们只需要设置以下三栏 Electrical:设置差分对和等长 Physical:设置线宽规则 Spacing:设置间距规则 ALL Layers 与…
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嘉立创eda到导出封装文件到Cadence并导出焊盘文件

我们从立创商城中打开所需封装的页面,点击导出 ->Altium Designer..., 勾选我已知悉并同意,继续导出,点击导出 Altium Designer 得到 AD 文件后,双击打开 点击文件 -> 另存为 选择 ANSCII 格式的文件 点击保存。 打开 PCB…
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allegro导入网络表及快速放置器件

File->import->Logic 勾选从原理图导入,选择网络表所在的 allegro 路径,需要双击进文件夹内,路径显示有 allegro 才是正确的 点击 import 导入 如果有报错根据报错信息修改路径或修改封装即可,成功导入后没有提示框,左下角会显示导入成功…
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Allegro 17.4制作焊盘与封装

制作焊盘 邮票孔是半径为 0.5mm 的半圆,因此我们绘制一个长方形焊盘,以垂直线为例,左侧 0.7mm 右侧 0.7mm,也就是 1.4mm,因此我们制作一个表贴焊盘,宽是 1.4 高是 1.0(侧边焊盘,底部焊盘宽高调换即可) 打开焊盘制作软件Padstack…
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