CPC H03K 4/50 (2013.01) [H03K 7/08 (2013.01)] | 20 Claims |
1. A ramp generator comprising:
a plurality of capacitors and a plurality of current sources that generate a plurality of voltage ramp signals in a plurality of sequential time periods, each voltage ramp signal being generated in a corresponding one of the sequential time periods; and
a set of switches that produce an output voltage ramp signal by repeatedly enabling generation of the plurality of voltage ramp signals in the corresponding sequential time periods and electrically connecting each one of the plurality of capacitors in a repeated sequence to an output node at which the output voltage ramp signal is produced.
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