Digital-to-analog converter comprising an integrated test...

Details Digital-to-analog converter comprising an integrated test... Digital-to-analog converter comprising an integrated test...

2006-04-11

2006-04-11

Wamsley, Patrick (Department: 2819)

Coded data generation or conversion

Converter calibration or testing

C341S150000

Reexamination Certificate

active

07026966

ABSTRACT:
In a digital-to-analog converter including an integrated test circuit, a digital input and an analog output, a comparator (5) capable of being connected with the analog output (4) and including a connection (7) for a reference voltage source, a digital test connection (11) and a logic element is provided, the logic element being connected with the test connection (11) for emitting the digital value 0 or 1 as a function of the difference between the voltage at the analog output (4) and the reference voltage.

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