CV-51002
2015.12.04
51
OCT Calibration Block Specifications
OCT Calibration Block Specifications
Table 37: OCT Calibration Block Specifications for Cyclone V Devices
Symbol
OCTUSRCLK
TOCTCAL
Description
Min
—
Typ
—
Max
20
Unit
Clock required by OCT calibration blocks
MHz
Cycles
Number of OCTUSRCLK clock cycles required for RS
—
1000
—
OCT/RT OCT calibration
TOCTSHIFT
TRS_RT
Number of OCTUSRCLK clock cycles required for OCT
—
—
32
—
—
Cycles
ns
code to shift out
Time required between the dyn_term_ctrl and oe
signal transitions in a bidirectional I/O buffer to
dynamically switch between RS OCT and RT OCT
2.5
Figure 4: Timing Diagram for oe and dyn_term_ctrl Signals
Tristate
TX
Tristate
RX
RX
oe
dyn_term_ctrl
TRS_RT
TRS_RT
Cyclone V Device Datasheet
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