EP2S15 ALTERA [Altera Corporation], EP2S15 Datasheet - Page 229

• Manufacturer Part Number: EP2S15
• Description: Stratix II Device Family
• Manufacturer: ALTERA [Altera Corporation]

Altera Corporation
May 2007
Notes to
(1)
f
f
f
t
f
f
f
f
t
f
t
t
t
t
I N
I N P F D
I N D U T Y
I N J I T T E R
V C O
O U T
O U T _ I O
S C A N C L K
C O N F I G P L L
C L B W
L O C K
P L L _ P S E R R
A R E S E T
A R E S E T _ R E C O N F I G
Table 5–93. Fast PLL Specifications
Limited by I/O f
Name
Table
5–93:
M A X
Input clock frequency (for -3 and -4 speed
grade devices)
Input clock frequency (for -5 speed grade
devices)
Input frequency to the PFD
Input clock duty cycle
Input clock jitter tolerance in terms of period
jitter. Bandwidth ≤ 2 MHz
Input clock jitter tolerance in terms of period
jitter. Bandwidth > 2 MHz
Upper VCO frequency range for –3 and –4
speed grades
Upper VCO frequency range for –5 speed
grades
Lower VCO frequency range for –3 and –4
speed grades
Lower VCO frequency range for –5 speed
grades
PLL output frequency to
PLL output frequency to LVDS or DPA clock
PLL clock output frequency to regular I/O
pin
Scanclk frequency
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
Minimum pulse width on the
when using PLL reconfiguration. Reset the
PLL after
. See
Table 5–77 on page 5–67
scandone
Description
goes high.
GCLK
areset
areset
for the maximum.
or
RCLK
signal.
signal
4.6875
4.6875
16.08
16.08
16.08
1.16
Min
300
300
150
150
150
500
40
10
Stratix II Device Handbook, Volume 1
75/f
DC & Switching Characteristics
S C A N C L K
5.00
0.03
Typ
0.5
1.0
1,040
1,040
28.00
Max
1.00
717
640
500
840
520
420
550
100
±15
(1)
60
ns (p-p)
ns (p-p)
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
Unit
ms
ns
ps
ns
ns
%
5–93