Patent ID: 7362154
Filing Date: 2008-04-22
Classification: H03K

Abstract:
1. A radiation hardened master latch comprising: a first master latch half circuit having a clock input, first and second data inputs, first and second complementary data inputs, a feedback input, a complementary feedback input, a data output, and a complementary data output; and a second master latch half circuit identical to the first master latch half circuit and having a clock input, first and second data inputs, first and second complementary data inputs, a feedback input, a complementary feedback input, a data output, and a complementary data output, wherein the respective clock inputs of the first and second master latch half circuits are connected together in parallel, the respective first and second data inputs and first and second complementary data inputs of the first and second master latch half circuits are connected together in parallel, the data output and the complementary data output of the first master latch half circuit are connected respectively to the feedback input and the complementary feedback input of the second master latch half circuit, and the data output and the complementary data output of the second master latch half circuit are connected respectively to the feedback input and the complementary feedback input of the first master latch half circuit.