Abstract: Apparatus for observing circuit nodes in an analog integrated circuit includes a multiplexer connected to a plurality of circuit nodes to be observed, a sample/hold circuit for holding voltages obtained from the selected nodes, and a controller responsive to external signals for controlling the operation of the multiplexer and the sample/hold circuit.
Type:
Grant
Filed:
March 23, 1992
Date of Patent:
February 8, 1994
Assignee:
MiniStar Peripherals International Limited