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Part Status:	Obsolete

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PT7C5037A1-2WF Application Field and Working Principle

Introduction

The PT7C5037A1-2WF is a specialty logic dual-phase reset circuit, specifically designed to reset two embedded processor cores in a multicore processor. It provides a high performance, low-voltage solution for reset management and fault management.

Application Field

The PT7C5037A1-2WF has a wide range of applications in a multicore processor system. It can reset two embedded processor cores in response to static or dynamic events. It can also provide a non-volatile state retention for embedded processors in a multiprocessor system, which is important for reliable operation and recovery from system crashes.The PT7C5037A1-2WF can also be used as a power-on reset/splice device for applications requiring reset of embedded systems on power-on. This is useful for applications such as consumer electronic devices or embedded systems where the need for effective reset and power-on sequencing is crucial.

Functionality

The PT7C5037A1-2WF is a dual-phase reset circuit that can reset two embedded processor cores simultaneously. It can also be used as a power-on reset/splice device, used to reset an entire embedded system on power-on.The PT7C5037A1-2WF provides a two-in-one reset solution. The first phase resets the processor core, and the second phase provides a non-volatile state retention for the processor cores. The dual-phase reset provides an effective reset signal that is synchronized to the system clock frequency and allows for high-resolution transition detection.

Working Principle

The PT7C5037A1-2WF uses an oscillator circuit to generate an internal reset signal. This signal is then routed through a multiplexer to provide a coarse and a fine reset signal to the two processor cores.On power-on, the oscillator circuit provides a reset signal to the processor core, and the multiplexer routes it to the appropriate processor core.On standby, the oscillator circuit also provides an asynchronous reset signal, which is used for resetting of both processor cores.The PT7C5037A1-2WF also provides a non-volatile state retention signal that is used to restore system state after a power cycle.

Conclusion

The PT7C5037A1-2WF is a specialty logic dual-phase reset circuit. It is designed to reset two embedded processor cores in a multicore processor system and provide a non-volatile state retention for embedded processors in a multiprocessor system. It can also be used as a power-on reset/splice device for applications requiring reset. Its internal oscillator circuit provides a reset signal and a non-volatile state retention signal, which are both synchronized to the system clock frequency.

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