EP2AGX65DF29I5N Altera, EP2AGX65DF29I5N Datasheet - Page 55

• Manufacturer Part Number: EP2AGX65DF29I5N
• Description: IC ARRIA II GX FPGA 65K 780FBGA
• Manufacturer: Altera
• Series: Arria II GXr

Specifications of EP2AGX65DF29I5N

• Number Of Logic Elements/cells: 60214
• Number Of Labs/clbs: 2530
• Total Ram Bits: 5246
• Number Of I /o: 364
• Voltage - Supply: 0.87 V ~ 0.93 V
• Mounting Type: Surface Mount
• Operating Temperature: -40°C ~ 100°C
• Package / Case: 780-FBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Number Of Gates: -

Chapter 3: Memory Blocks in Arria II Devices
Memory Features
Figure 3–8. ECC Block Diagram of the M144K Block
December 2010 Altera Corporation
Data Input
1
1
64
Table 3–3
Table 3–3. Truth Table for ECC Status Flags in Arria II Devices
You cannot use the byte enable feature when ECC is engaged.
Read-during-write old data mode is not supported when ECC is engaged.
Figure 3–8
No error
Single error and fixed
Double error and no fix
Illegal
Illegal
Illegal
Illegal
64
SECDED
Encoder
64
lists the truth table for the ECC status flags.
shows a diagram of the ECC block of the M144K block.
Status
8
72
Array
RAM
eccstatus[2]
Arria II Device Handbook Volume 1: Device Interfaces and Integration
72
0
0
1
0
0
1
1
64
64
Data Output
Correction
Error
Block
SECDED
Encoder
8
eccstatus[1]
Locator
64
Error
64
0
1
0
0
1
0
1
8
8
Comparator
eccstatus[0]
8
8
Status Flags
Generator
0
1
1
1
0
0
X
Flag
3
3–9