Static information storage and retrieval – Systems using particular element – Flip-flop
Patent
1996-03-20
1998-05-05
Nelms, David C.
Static information storage and retrieval
Systems using particular element
Flip-flop
365156, G11C11100
Patent
active
057485224
ABSTRACT:
A memory element includes a master flip-flop (1) intended to control a slave flip-flop (2) via a transfer variable (A). The slave flip-flop (2) consists of a first gate (2a) controlled by the transfer variable (A), a clock signal (CK) and a true output variable (Q), so as to deliver a complementary output variable (NQ), and a second gate (2b) controlled by the complementary output variable (NQ) and delivering the true output variable (Q). The master flip-flop (1) includes a first gate (1a) controlled by an input variable (D), the clock signal (CK) and a third variable which is formed by the transfer variable (A). The master flip-flop (1) also includes a second gate (1b) controlled by the output (B) from the first gate (1a) of the master flip-flop (1) and delivering the transfer variable (A). The first gate (2a) of slave flip-flop (2) includes, in order to accomplish the transfer of the input signal, only seven transistors at most.
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"Logic Synthesis of Race-Free Asynchronous CMOS Circuits", IEEE Journal of Solid-State Circuits, vol. 26, No. 3, Mar. 1991, pp. 371-380.
Masgonty Jean-Marc
Piguet Christian
Centre Suisse d'Electronique et de Microtechnique SA
Nelms David C.
Phan Trong
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