Efinix Titanium - About the HVIO Interface

Titanium Interfaces User Guide
About the HVIO Interface
The HVIOs are grouped into banks. Each bank has its own VCCIO33 that sets the bank
voltage for the I/O standard. Each HVIO consists of I/O logic and an I/O buffer. I/O logic
connects the core logic to the I/O buffers. I/O buffers are located at the periphery of the
device.
Figure 14: HVIO Interface Block
Pull-Up
Resistor
IO
HVIO
Block
OE
OUTCLK
OUT1
IN0
INCLK
I/O Logic
OE
IN
ALT
I/O
Buffer
1
0
IN
IN
0
1
IN1
OUT
0
1
OUT
0
1
OUT
OUT0
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