Abstract:
A TSV bidirectional repair circuit of a semiconductor apparatus is provided. The bidirectional repair circuit includes a first and a second bidirectional switches and at least two transmission path modules. The first and the second bidirectional switches determine whether to transmit an input signal of a first chip or a second chip to each of the transmission path modules according to a switch signal. Each transmission path module includes at least two data path circuits and corresponding TSVs. Each data path circuit includes an input driving circuit, a short-circuit detection circuit and a leakage current cancellation circuit. The short-circuit detection circuit detects whether short-circuit on the corresponding TSV and a silicon substrate is present according to the input signal and the corresponding TSV to produce a short-circuit detection output signal.
Abstract:
A through silicon via (TSV) repair circuit is provided. The TSV repair circuit includes at least two transmission control switches and at least two transmission path modules. Two transmission control switches transmit an input signal of a first chip or a second chip to one of two terminals in each of the transmission path modules according to a switch signal. Each transmission path module includes at least two data path circuits and corresponding TSVs. Each data path circuit includes an input driving circuit, a short-circuit detection circuit and a leakage current cancellation circuit. The short-circuit detection circuit detects whether to detect whether short-circuit on the TSV and a silicon substrate is present and generate a short-circuit detection output signal. The leakage current cancellation circuit to avoid a leakage current generated by a first level voltage to flow into the silicon substrate according to the short-circuit detection output signal.
Abstract:
A through silicon via (TSV) repair circuit is provided. The TSV repair circuit includes at least two transmission control switches and at least two transmission path modules. Two transmission control switches transmit an input signal of a first chip or a second chip to one of two terminals in each of the transmission path modules according to a switch signal. Each transmission path module includes at least two data path circuits and corresponding TSVs. Each data path circuit includes an input driving circuit, a short-circuit detection circuit and a leakage current cancellation circuit. The short-circuit detection circuit detects whether to detect whether short-circuit on the TSV and a silicon substrate is present and generate a short-circuit detection output signal. The leakage current cancellation circuit to avoid a leakage current generated by a first level voltage to flow into the silicon substrate according to the short-circuit detection output signal.
Abstract:
A TSV bidirectional repair circuit of a semiconductor apparatus is provided. The bidirectional repair circuit includes a first and a second bidirectional switches and at least two transmission path modules. The first and the second bidirectional switches determine whether to transmit an input signal of a first chip or a second chip to each of the transmission path modules according to a switch signal. Each transmission path module includes at least two data path circuits and corresponding TSVs. Each data path circuit includes an input driving circuit, a short-circuit detection circuit and a leakage current cancellation circuit. The short-circuit detection circuit detects whether short-circuit on the corresponding TSV and a silicon substrate is present according to the input signal and the corresponding TSV to produce a short-circuit detection output signal.
Abstract:
A through silicon via (TSV) repair circuit of a semiconductor apparatus is provided. The TSV repair circuit includes a first chip, at least one second chip, at least two TSVs, at least two data path circuits, and an output logic circuit. Each data path circuit includes an input driving circuit, a short-circuit detection circuit, a bias circuit, and a leakage current cancellation circuit. The input driving circuit transforms an input signal into a pending signal and transmits the pending signal to a first terminal of the corresponding TSV. The short-circuit detection circuit detects a short circuit between the corresponding TSV and a silicon substrate according to the input signal and the first terminal of the TSV and generates a short-circuit detection output signal. The leakage current cancellation circuit prevents a leakage current produced by a first level voltage from entering the silicon substrate according to the short-circuit detection output signal.
Abstract:
TSV repair circuit of a semiconductor device includes a first chip, a second chip, at least two TSV, at least two data path circuits and an output logic circuit. Each data path circuit comprises an input driving circuit, a TSV detection circuit, a memory device, a protection circuit and a power control circuit. The TSV detection circuit detects a TSV status, the memory device keeps the TSV status, the protection circuit determines whether to pull a first end of the TSV to a ground voltage according to the TSV status, and the power control circuit prevents a leakage current of a power voltage from flowing through a substrate.
Abstract:
A through silicon via (TSV) repair circuit of a semiconductor apparatus is provided. The TSV repair circuit includes a first chip, at least one second chip, at least two TSVs, at least two data path circuits, and an output logic circuit. Each data path circuit includes an input driving circuit, a short-circuit detection circuit, a bias circuit, and a leakage current cancellation circuit. The input driving circuit transforms an input signal into a pending signal and transmits the pending signal to a first terminal of the corresponding TSV. The short-circuit detection circuit detects a short circuit between the corresponding TSV and a silicon substrate according to the input signal and the first terminal of the TSV and generates a short-circuit detection output signal. The leakage current cancellation circuit prevents a leakage current produced by a first level voltage from entering the silicon substrate according to the short-circuit detection output signal.