Altera Cyclone IV

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Chapter 7: External Memory Interfaces in Cyclone IV Devices 7–9

Cyclone IV Devices Memory Interfaces Pin Support

March 2016 Altera Corporation Cyclone IV Device Handbook,

Volume 1

Figure 7–3 shows the location and numbering of the

DQS

, or CQ# pins in I/O banks

of the Cyclone IV GX device in the 324-pin FBGA package only.

Figure 7–4 shows the location and numbering of the DQS, DQ, or CQ# pins in I/O

banks of the Cyclone IV GX device in the 169-pin FBGA package.

Figure 7–3. DQS, CQ, or CQ# Pins for Cyclone IV GX Devices in the 324-Pin FBGA Package

Figure 7–4. DQS, CQ, or CQ# Pins for Cyclone IV GX Devices in the 169-Pin FBGA Package

I/O Bank 9

I/O Bank 3 I/O Bank 3A I/O Bank 4

I/O Bank 8 I/O Bank 8A I/O Bank 7

Transceiver Block (QL1)

I/O Bank 6

I/O Bank 5

Cyclone IV GX Device

324-pin FBGA Package

DQS2T/CQ1T

DQS0T/CQ0T

DQS2R/CQ1R

DQS0R/CQ0R

DQS1R/CQ0R#

DQS3R/CQ1R#

DQS1B/CQ0B#

DQS3B/CQ1B#

DQS2B/CQ1B

DQS0B/CQ0B

DQS1T/CQ0T#

DQS3T/CQ1T#