EP1AGX ALTERA [Altera Corporation], EP1AGX Datasheet - Page 226

• Manufacturer Part Number: EP1AGX
• Description: Section I. Arria GX Device Data Sheet
• Manufacturer: ALTERA [Altera Corporation]

4–104
Table 4–116. Enhanced PLL Specifications (Part 2 of 2)
Table 4–117. Fast PLL Specifications (Part 1 of 2)
Arria GX Device Handbook, Volume 1
t
Notes to
(1) This is limited by the I/O f
(2) If the counter cascading feature of the PLL is used, there is no minimum output clock frequency.
f
f
f
t
f
f
f
t
f
t
t
t
RECONFIGWAIT
IN
INPFD
INDUTY
INJITTER
VCO
OUT
OUT_EXT
CONFIGPLL
CLBW
LOCK
PLL_PSERR
ARESET
Name
Table
Name
4–116:
The time required for the wait after the
reconfiguration is done and the areset is
applied.
Input clock frequency
Input frequency to the
PFD
Input clock duty cycle
Input clock jitter
tolerance in terms of
period jitter.
Bandwidth
Input clock jitter
tolerance in terms of
period jitter.
Bandwidth  0.2 MHz
Upper VCO frequency
range
Lower VCO frequency
range
PLL output frequency
to
PLL output frequency
to LVDS or DPA clock
PLL clock output
frequency to regular
I/O
Time required to
reconfigure scan
chains for fast PLLs
PLL closed-loop
bandwidth
Time required for the
PLL to lock from the
time it is enabled or
the end of the device
configuration
Accuracy of PLL phase
shift
Minimum pulse width
on
MAX
GCLK
areset
.
Description
or

RCLK
signal.
2 MHz
Description
4.6875
4.6875
16.08
16.08
1.16
Min
300
150
150
40
—
—
—
—
—
10
75/f
0.03
Typ
0.5
1.0
—
—
—
—
—
—
—
—
SCANCLK
—
—
5
Min
—
Chapter 4: DC and Switching Characteristics
Max
640
500
840
420
550
840
±30
Typ
—
(1)
60
—
—
—
28
—
1
© December 2009 Altera Corporation
Max
2
PLL Timing Specifications
ns (p-p)
ns (p-p)
Units
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
ms
ns
ps
ns
%
Units
us