Patent ID: 8536898

Claim:
A sense amplifier comprising: a first input signal line and a second input signal line for receiving a first input signal and a second input signal, respectively; and a first internal node and a second internal node; and a first output node and a second output node, said first output node and second output node configured to resolve to complementary levels when the sense amplifier is enabled; and a control signal; and a supply voltage; and a first transistor of a first conductivity type, being referred to as the first type-1 feedback transistor, the source of said first type-1 feedback transistor being coupled to said first input signal line, the drain of said first type-1 feedback transistor being coupled to said first internal node and the gate of said first type-1 feedback transistor being coupled to said second output node; and a second transistor of said first conductivity type, referred to as the second type-1 feedback transistor, the source of said second type-1 feedback transistor being coupled to said second input signal line, the drain of said second type-1 feedback transistor being coupled to said second internal node and the gate of said second type-1 feedback transistor being coupled to said first output node; and a third transistor of said first conductivity type, referred to as the first type-1 gating transistor, the source of said first type-1 gating transistor being coupled to said first internal node, the drain of said first type-1 gating transistor being coupled to said first output node and the gate of said first type-1 gating transistor being coupled to said control signal; and a fourth transistor of said first conductivity type, referred to as the second type-1 gating transistor, the source of said second type-1 gating transistor being coupled to said second internal node, the drain of said second type-1 gating transistor being coupled to said second output node and the gate of said second type-1 gating transistor being coupled to said control signal; and a fifth transistor of a second conductivity type, referred to as the first type-2 feedback transistor, the source of said first type-2 feedback transistor being coupled to said supply voltage, the drain of said first type-2 feedback transistor being coupled to said first output node and the gate of said first type-2 feedback transistor being coupled to said second output node; and a sixth transistor of said second conductivity type, referred to as the second type-2 feedback transistor, the source of said second type-2 feedback transistor being coupled to said supply voltage, the drain of said second type-2 feedback transistor being coupled to said second output node and the gate of said second type-2 feedback transistor being coupled to said first output node, the body connection of said first type-1 feedback transistor being coupled to said second input signal line; and the body connection of said second type-1 feedback transistor being coupled to said first input signal line.