发明授权
US07301436B1 Apparatus and method for precision trimming of integrated circuits using anti-fuse bond pads 有权
使用反熔丝接合焊盘精密修整集成电路的装置和方法

Apparatus and method for precision trimming of integrated circuits using anti-fuse bond pads
摘要:
An apparatus and method for using anti-fuse bond pads used to provide trimmed resistor values to the input terminals of circuits on an integrated circuit die. The apparatus and method comprises fabricating on a semiconductor integrated circuit a resistive network. The resistive network includes a first terminal, a second terminal and a resistor coupled between the two terminals. An anti-fuse bond pad and a trimming resistor are coupled between the first terminal and the second terminal. The trimming resistor is configured to be electrically coupled between the first terminal and the second terminal when a ball bond is formed on the anti-fuse bond pad. In various embodiments, a plurality of the anti-fuse bond pads and trimming resistors may be coupled between the two terminals. By selectively forming ball bonds on the plurality of anti-fuse bond pads, the resistance of the network can be selectively trimmed as needed.
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