5398 - iCEcube2: Can iCE40UP5k support tristates?

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• 4773 - MachXO3: Does device support mixed voltage inputs?

  Yes, MachXO3L/MachXO3LF devices support mixed voltage for LVCMOS and LVTTL inputs.

• 2330 - LatticeECP3: Can LatticeECP3 devices support sub-LVDS IO?

  Description: LatticeECP3 devices do not directly support sub-LVDS IO. But LatticeECP3 can support sub-LVDS IO with an external termination circuit. Please refer to Sub-LVDS Signaling Using Lattice Devices (FPGA-TN-02028) Technical Note available on ...

• 543 - Do Lattice FPGAs support Spread-Spectrum Clocking (SSC)?

  There are two aspects to SSC support: SSC generation and SSC reception. Only the LatticeSC family provides SSC generation support. Refer to TN1099, "LatticeSC sysCLOCK PLL/DLL User’s Guide" for more information (search for "spread spectrum"). ...

• 725 - Does the MachXO device family support true LVDS buffers?<br>

  The larger two devices (LCMXO1200 & LCMXO2280) in the MachXO family support True LVDS I/O. To set up "true LVDS" on the input side, connect a 100 ohm terminating resistor across the 'true' and 'compliment' input terminals. On the output side, no ...

• 5322 - MachXO3: Can MachXO3 support HSTL18 IO standard?

  HSTL18 standard is NOT supported in MachXO3. HSTL18 is only supported in MachXO2