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EP4CE30F29C7N Datasheet, PDF (151/488 Pages) Altera Corporation – Cyclone IV Device Handbook, Volume 1 | |||
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Chapter 7: External Memory Interfaces in Cyclone IV Devices
7â5
Cyclone IV Devices Memory Interfaces Pin Support
Table 7â2 lists the number of DQS or DQ groups supported on each side of the
Cyclone IV E device.
Table 7â2. Cyclone IV E Device DQS and DQ Bus Mode Support for Each Side of the Device (Part 1 of 3)
Device
Package
Number Number Number Number Number
Side
Ã8
Ã9
Ã16
Ã18
Ã32
Groups Groups Groups Groups Groups
Left
0
0
0
0
â
Right
0
0
0
0
â
144-pin EQFP
Bottom (1), (3)
1
0
0
0
â
Top (1), (4)
1
0
0
0
â
Left (1)
1
1
0
0
â
EP4CE6
EP4CE10
256-pin UBGA
Right (2)
Bottom
1
1
0
0
â
2
2
1
1
â
Top
2
2
1
1
â
Left (1)
1
1
0
0
â
256-pin FBGA
Right (2)
Bottom
1
1
0
0
â
2
2
1
1
â
Top
2
2
1
1
â
Left
0
0
0
0
â
Right
0
0
0
0
â
144-pin EQFP
Bottom (1), (3)
1
0
0
0
â
Top (1), (4)
1
0
0
0
â
Left
0
0
0
0
â
Right
0
0
0
0
â
164-pin MBGA
Bottom (1), (3)
1
0
0
0
â
Top (1), (4)
1
0
0
0
â
Left
1
1
0
0
â
Right
1
1
0
0
â
256-pin MBGA
Bottom (1), (3)
2
2
1
1
â
EP4CE15
Top (1), (4)
Left (1)
2
2
1
1
â
1
1
0
0
â
256-pin UBGA
Right (2)
Bottom
1
1
0
0
â
2
2
1
1
â
Top
2
2
1
1
â
Left (1)
1
1
0
0
â
256-pin FBGA
Right (2)
Bottom
1
1
0
0
â
2
2
1
1
â
Top
2
2
1
1
â
Left
4
4
2
2
1
484-pin FBGA
Right
Bottom
4
4
2
2
1
4
4
2
2
1
Top
4
4
2
2
1
Number
Ã36
Groups
â
â
â
â
â
â
â
â
â
â
â
â
â
â
â
â
â
â
â
â
â
â
â
â
â
â
â
â
â
â
â
â
1
1
1
1
May 2013 Altera Corporation
Cyclone IV Device Handbook,
Volume 1
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