EP3SE50F780I3N Altera, EP3SE50F780I3N Datasheet - Page 283

• Manufacturer Part Number: EP3SE50F780I3N
• Description: Stratix III
• Manufacturer: Altera

Figure 8–5. Number of DQS/DQ Groups in EP3SE80, EP3SE110, EP3SL110, EP3SL150, EP3SL200,
EP3SE260, and EP3SL340 Devices in 1152-pin FineLine BGA Package
Notes to
(1)
(2)
(3)
(4)
(5)
Altera Corporation
November 2007
42 User I/Os (5)
42 User I/Os (5)
I/O Bank 2A (3)
I/O Bank 1A (3)
I/O Bank 1C (4)
48 User I/Os
I/O Bank 2C
48 User I/Os
x16/x18=1
x16/x18=1
x16/x18=1
x16/x18=1
x8/x9=3
x8/x9=3
x8/x9=3
Numbers are preliminary until devices are available.
This device does not support ×32/×36 mode.
Some of the ×4 groups may use R
you use these pins as R
blocks in I/O banks 3C and 8C.
Some of the DQS/DQ pins in this bank can also be used as configuration pins. Choose the DQS/DQ pins that are
not going to be used by your configuration scheme.
All I/O pin counts include eight dedicated clock inputs (CLK1p, CLK1n, CLK3p, CLK3n, CLK8p, CLK8n,
CLK10p, and CLK10n)
x8/x9=3
DLL1
x4=6
x4=6
x4=7
DLL2
x4=7
Figure
8–5:
I/O Bank 8A (3)
I/O Bank 3A (3)
40 User I/Os
40 User I/Os
x16/x18=1
x16/x18=1
x8/x9=3
x8/x9=3
x4=6
x4=6
UP
and R
I/O Bank 8B
24 User I/Os
24 User I/Os
I/O Bank 3B
x16/x18=1
x16/x18=1
x8/x9=2
x8/x9=2
x4=4
x4=4
DN
UP
pins for OCT calibration. Only EP3SE260 and EP3SL340 have OCT calibration
EP3SE80, EP3SE110, EP3SL110, EP3SL150, EP3SL200,
/R
DN
pins as DQ pins. You would lose one DQS/DQ group (in any mode) if
I/O Bank 3C
32 User I/Os
I/O Bank 8C
EP3SE260, and EP3SL340 Devices
x16/x18=0
32 User I/Os
x16/x18=0
x8/x9=1
x8/x9=1
x4=3
x4=3
1152-pin FineLine BGA
(3)
(3)
32 User I/Os
32 User I/Os
I/O Bank 7C
x16/x18=0
I/O Bank 4C
x16/x18=0
x8/x9=1
x8/x9=1
External Memory Interfaces in Stratix III Devices
x4=3
x4=3
Stratix III Device Handbook, Volume 1
24 User I/Os
Notes
I/O Bank 7B
24 User I/Os
I/O Bank 4B
x16/x18=1
x16/x18=1
x8/x9=2
x8/x9=2
x4=4
x4=4
(1),
(2)
I/O Bank 7A (3)
I/O Bank 4A (3)
40 User I/Os
40 User I/Os
x16/x18=1
x16/x18=1
x8/x9=3
x8/x9=3
x4=6
x4=6
42 User I/Os (5)
42 User I/Os (5)
I/O Bank 5A (3)
I/O Bank 6A (3)
48 User I/Os
48 User I/Os
x16/x18=1
I/O Bank 5C
x16/x18=1
I/O Bank 6C
x16/x18=1
x16/x18=1
x8/x9=3
x8/x9=3
x8/x9=3
x8/x9=3
x4=6
x4=6
DLL4
x4=7
x4=7
DLL3
8–13