Flash-dram hybrid memory module

A memory module comprising:

• a printed circuit board (PCB) having an interface configured to fit into a corresponding slot connector of a host system;
• a voltage conversion circuit coupled to the PCB and configured to provide a plurality of regulated voltages, wherein the voltage conversion circuit includes three buck converters each of which is configured to produce a regulated voltage of the plurality of regulated voltages;
• a plurality of components coupled to the PCB, each component of the plurality of components coupled to at least one regulated voltage of the plurality of regulated voltages, the plurality of components including a plurality of synchronous dynamic random access memory (SDRAM) devices, the plurality of SDRAM devices coupled to a first regulated voltage of the plurality of regulated voltages;
• and
• a controller coupled to the PCB, the controller including a voltage monitor circuit coupled to an input voltage received from the host system via the interface, the voltage monitor circuit configured to detect an amplitude change in the input voltage, wherein, in response to the voltage monitor detecting an amplitude change in the input voltage, the memory module transitions from a first operable state to a second operable state.

A memory module comprising:

• a printed circuit board (PCB) having an interface configured to fit into a corresponding slot connector of a host system;
• a voltage conversion circuit configured to provide a plurality of regulated voltages, wherein the voltage conversion circuit includes three buck converters each of which is configured to produce a regulated voltage of the plurality of regulated voltages;
• a plurality of components each coupled to at least one regulated voltage of the plurality of regulated voltages, the plurality of components including a plurality of synchronous dynamic random access memory (SDRAM) devices, wherein the plurality of SDRAM devices are coupled to a first regulated voltage of the plurality of regulated voltages;
• and
• a controller including a voltage monitor circuit coupled to an input voltage received from the host system via the interface of the PCB, the voltage monitor circuit configured to monitor the input voltage, wherein the controller is configured to perform one or more operations in response to the voltage monitor circuit detecting an amplitude change in the input voltage, and wherein the one or more operations include a write operation to transfer data into non-volatile memory.