EP2SGX90EF1152C3 Altera, EP2SGX90EF1152C3 Datasheet - Page 302

• Manufacturer Part Number: EP2SGX90EF1152C3
• Description: Stratix II GX
• Manufacturer: Altera

External
Memory
Interface
Specifications
(1)
f
f
f
t
f
t
t
t
t
VCO
OUT
OUT_EXT
CONFIGPLL
CLBW
LOCK
PLL_PSERR
ARESET
ARESET_RECONFIG
Table 4–111. Fast PLL Specifications (Part 2 of 2)
This is limited by the I/O f
Name
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
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
Tables 4–112
the dedicated circuitry used for interfacing with external memory
devices.
MAX
Table 4–112. DLL Frequency Range Specifications (Part 1 of 2)
scandone
Frequency Mode
. See
Description
Tables 4–91
0
1
2
goes high.
through
GCLK
areset
through
areset
or
200 to 310 (–4 and –5 speed grade)
4–116
RCLK
signal.
200 to 350 (–3 speed grade)
4–95
Frequency Range (MHz)
signal
contain Stratix II GX device specifications for
for the maximum.
100 to 175
150 to 230
4.6875
4.6875
1.16
Min
300
300
150
150
150
500
10
75/f
0.03
SCANCLK
Typ
5
1,040
1,040
Max
±30
840
520
420
550
(1)
Resolution
28
(Degrees)
1
22.5
30
30
30
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
Unit
ms
ns
ps
ns
ns