Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
164 words
An integrated field-effect transistor memory comprising a plurality of sense amplifiers, each including a parallel connection of a first and a second current branch, each current branch comprising a channel of a control transistor and a channel of a load transistor, said channels in each branch being coupled at respective junction points, the junction point in each current branch being coupled to a gate of the load transistor in the other current branch, at least one of said junction points comprising a sense amplifier output, wherein said control and load transistors are of the same conductivity type, the control transistors are connected in a source-follower configuration, each load transistor is connected to a source of the control transistor in its current branch, and said plurality of sense amplifiers are coupled to one common pair of load transistors, the load transistors being coupled between a data bus and a first supply terminal, and a selection circuit for the selective activation of a single sense amplifier.
Claim 2
Dependent Claim
164 words
An integrated field-effect transistor memory comprising a plurality of sense amplifiers, each including a parallel connection of a first and a second current branch, each current branch comprising a channel of a control transistor and a channel of a load transistor, said channels in each branch being coupled at respective junction points, the junction point in each current branch being coupled to a gate of the load transistor in the other current branch, at least one of said junction points comprising a sense amplifier output, wherein said control and load transistors are of the same conductivity type, the control transistors are connected in a source-follower configuration, each load transistor is connected to a source of the control transistor in its current branch, and said plurality of sense amplifiers are coupled to one common pair of load transistors, the load transistors being coupled between a data bus and a first supply terminal, and a selection circuit for the selective activation of a single sense amplifier.
Claim 3
Dependent Claim
42 words
The integrated field-effect transistor memory as claimed in claim 1, characterized in that a width/length ratio (W/L) of the load transistor in each current branch is no more than twice the width/length ratio (W/L) of the control transistor in that current branch.
Claim 4
Dependent Claim
28 words
The integrated field-effect transistor memory as claimed in claim 2, characterized in that said width/length ratios (W/L) of said load transistor and said control transistor are substantially equal.
Claim 5
Dependent Claim
110 words
The integrated field-effect transistor memory as claimed in claim 1, comprising a plurality of sense amplifiers which are connected to said data bus, and a selection circuit for selecting a single sense amplifier, characterized in that the selection circuit comprises a first and a second selection transistor in each sense amplifier, a channel of one of said selection transistors being included in each of the first and the second current branches, respectively, between a supply terminal and a drain of the respective control transistor, the gates of said first and second selection transistors being coupled together and receiving a selection signal for the selective activation of a single sense amplifier.
Claim 6
Dependent Claim
45 words
The integrated field-effect transistor memory as claimed in claim 1, in which the selection circuit comprises selection transistors, characterized in that a channel of each selection transistor is connected between a drain of a respective one of said control transistors and a second supply terminal.