EP4CGX75DF27C7N Altera, EP4CGX75DF27C7N Datasheet - Page 155

• Manufacturer Part Number: EP4CGX75DF27C7N
• Description: Cyclone IV GX
• Manufacturer: Altera
• Series: CYCLONE® IV GXr

Specifications of EP4CGX75DF27C7N

• Number Of Logic Elements/cells: 73920
• Number Of Labs/clbs: 4620
• Total Ram Bits: 4257792
• Number Of I /o: 310
• Number Of Gates: -
• Voltage - Supply: 1.16 V ~ 1.24 V
• Mounting Type: *
• Operating Temperature: 0°C ~ 85°C
• Package / Case: *
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Chapter 7: External Memory Interfaces in Cyclone IV Devices
Cyclone IV Devices Memory Interfaces Pin Support
© December 2010 Altera Corporation
1
Each DQ group is associated with its corresponding DQS pins, as defined in the
Cyclone IV pin tables. For example:
The Quartus
with its associated DQS.
Figure 7–2
Cyclone IV GX I/O banks.
Figure 7–2. DQS, CQ, or CQ# Pins in Cyclone IV GX I/O Banks
Note to
(1) The DQS, CQ, or CQ# pin locations in this diagram apply to all packages in Cyclone IV GX devices except devices in
Figure 7–3
banks of the Cyclone IV GX device in the 324-pin FBGA package only.
■
■
148-pin QFP, 169-pin FBGA, and 324-pin FBGA.
Figure
I/O Bank 9
For DDR2 or DDR SDRAM, ×8 DQ group DQ3B[7..0] pins are associated
with the DQS3B pin (same 3B group index)
For QDR II SRAM, ×9 Q read-data group DQ3T[8..0] pins are associated
with DQS0T/CQ0T and DQS1T/CQ0T# pins (same 0T group index)
I/O Bank 3B
shows the location and numbering of the DQS, DQ, or CQ# pins in the
shows the location and numbering of the DQS, DQ, or CQ# pins in I/O
7–2:
®
II software issues an error message if a DQ group is not placed properly
I/O Bank 8B
I/O Bank 3
Cyclone IV GX Device
I/O Bank 8
I/O Bank 3A
I/O Bank 8A
(Note 1)
I/O Bank 7
I/O Bank 4
Cyclone IV Device Handbook, Volume 1
DQS4R/CQ5R
DQS2R/CQ3R
DQS0R/CQ1R
DQS1R/CQ1R#
DQS3R/CQ3R#
DQS5R/CQ5R#
7–7