Description:The 70T3539M is a high-speed 512K x 36 bit synchronous Dual-Port RAM that has been optimized for applications having unidirectional or bidirectional data flow in bursts. An automatic power down feature, controlled by CE0 and CE1, permits the on-chip circuitry of each port to enter a very low standby power mode. The 70T353M can support an operating voltage of either 3.3V or 2.5V on one or both ports, controllable by the OPT pins. The power supply for the core of the device (VDD) is at 2.5V.
Renesas provides a recommended PCB layout guide in their application note (APN) documents, which can be found on their website. The guide includes thermal vias, heat sink recommendations, and PCB layer stack-up suggestions to ensure optimal thermal performance.
Renesas recommends using an external overcurrent protection circuit, such as a current sense resistor and a comparator, to detect overcurrent conditions. The datasheet provides guidelines for selecting the current sense resistor value and the comparator threshold.
Although not explicitly stated in the datasheet, Renesas' application notes suggest that the maximum allowed voltage drop across the internal voltage regulator is typically around 1.5V to 2V, depending on the specific application and operating conditions.
While the datasheet specifies an operating temperature range of -40°C to 125°C, Renesas recommends derating the device's performance and power dissipation at high temperatures. Consult Renesas' thermal design guidelines and application notes for specific guidance on high-temperature operation.
Renesas provides EMC guidelines and recommendations in their application notes, including PCB layout considerations, shielding, and filtering techniques to minimize electromagnetic interference (EMI) and ensure compliance with relevant EMC standards.
Trust Checks
This model has been built in collaboration with the manufacturer.
Manufacturer Collaborated
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
70T3539MS133BC Overview
Use the download button to access the 70T3539MS133BC schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like 70T35,
or try a keyword search, such as SRAMs
