Example 1— Intel® MAX® 10 (Dual Supply) FPGA
Note: Intel® recommends that you create an Intel® Quartus® Prime design, enter your device I/O assignments, and compile the design. The Intel® Quartus® Prime software will check your pin connections according to I/O assignment and placement rules. The rules differ from one device to another based on device density, package, I/O assignments, voltage assignments, and other factors that are not fully described in this document or the device handbook.
Power Pin Name | Regulator Group | Voltage Level (V) | Supply Tolerance | Power Source | Regulator Sharing | Notes |
---|---|---|---|---|---|---|
VCC | 1 | 1.2 | ± 50mV | Switcher (*) | Share | You have the option to share VCCINT and VCCD_PLL with VCC using proper isolation filters. |
VCCINT | Isolate | |||||
VCCD_PLL | Isolate | |||||
VCCA | 2 | 2.5 | ± 5% | Switcher (*) | Share | You have the option to share VCCA_ADC with VCCA. |
VCCA_ADC | ||||||
VCCIO | 3 | Varies | ± 5% | Switcher (*) | Share | Individual power rail. |
(*)When using a switcher to supply these voltages, the switcher must be a low noise switcher as defined in note 9 of the Notes to the Intel® MAX® 10 FPGA Pin Connection Guidelines.
Notes:
- Use the EPE (Early Power Estimation) tool to assist in determining the power required for your specific design.
- Each board design requires its own power analysis to determine the required power regulators needed to satisfy the specific board design requirements. An example block diagram using the Intel® MAX® 10 FPGA device is provided in Figure 1.
- For LPDDR2 interface targeting 200MHz,you need to constraint the memory device I/O and core power supply to ± 3% variation.
- Refer to the Intel® MAX® 10 FPGA Configuration User Guide for maximum ramp rate requirement.
Figure 1. Example Power Supply Sharing Guidelines for Intel® MAX® 10 (Dual Supply) FPGA – The ADC Feature is Not Used
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