The maximum operating temperature range for the P4080NXN7MMC is -40°C to 105°C (industrial temperature range). However, it's recommended to operate within -20°C to 85°C for optimal performance and reliability.
To configure the DDR3 memory interface for optimal performance, ensure that the memory clock frequency is set to 667 MHz or 800 MHz, and the memory timing parameters (tCL, tRCD, tRP, tRAS) are set according to the DDR3 memory module's specifications. Additionally, enable the DDR3 memory calibration feature to optimize the memory interface timing.
The recommended power-up sequence for the P4080NXN7MMC is to first apply the core voltage (VDD_CORE), followed by the I/O voltage (VDD_IO), and then the DDR3 memory voltage (VDD_DDR3). Ensure that the power supplies are stable and within the recommended voltage ranges before applying the reset signal (nRESET).
To optimize the power consumption of the P4080NXN7MMC, use the power management features such as dynamic voltage and frequency scaling (DVFS), clock gating, and power gating. Additionally, optimize the software to minimize idle time, use low-power modes, and reduce the clock frequency when possible.
The maximum bandwidth of the PCIe interface on the P4080NXN7MMC is 5 Gbps per lane, with a maximum of 4 lanes (x4) available. This translates to a maximum bandwidth of 20 Gbps.
P4080NXN7MMC datasheet
by Freescale Semiconductor
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