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11.x CORE Generator Obsoleted Cores

Xilinx recommends that you use the latest version of LogiCORE™ IP cores whenever possible to access the latest enhancements and architecture support.

This page lists the CORE Generator™ cores and IP core versions that were removed from the 11.1 release of the ISE® CORE Generator. Suggested replacements are indicated where available for discontinued cores.

Note: The suggested replacements may not be supported in older FPGA families.

Audio, Video, & Image Processing
Core Versions Suggested Replacement
H.264 CABAC Decoder

1.0

 None. This core has been obsoleted
H.264 Deblocker

1.0

 None. This core has been obsoleted
H.264 Motion Estimation Engine
1.0
 None. This core has been obsoleted
Automotive
Core Versions Suggested Replacement
FlexRay

1.1

 Use latest xps_flexray version from EDK
MOST NIC 1.1 - 1.4 Use latest xps_most version from EDK
Communication & Networking
Core Versions Suggested Replacement
Building Blocks
8B/10B Decoder
5.0, 6.0, 70
 Use reference design
8B/10 Encoder
4.0
 Use reference design
Error Correction
Convolutional Encoder
3.0, 4.0, 5.0
 Use latest version
Interleaver/De-interleaver
3.0, 3.1
 Use latest version
Viterbi Decoder
5.0, 6.0
 Use latest version
Telecommunications
Embedded Tri-mode Ethernet MAC Wrapper
4.4 - 4.5
 Use latest version
Ethernet 1000BASE-X PCS/PMA or SGMII
8.1, 9.0
 Use latest version
Ethernet Statistics
2.3, 2.4
 Use latest version
Gigabit Ethernet Media Access Controller (GEMAC)
8.2, 8.3
 Use latest version
Packet Queue
1.2
 Use latest version
SPI-3 Link Layer Interface
4.0 - 4.1
 Use latest version
SPI-3 Physical Layer Interface
4.0 - 4.1
 Use latest version
SPI-4.2 Interface Solutions
6.3, 8.3 - 8.5
 Use latest version
10 Gigabit Ethernet Media Access Controller (10GEMAC)
8.2 - 8.5
 Use latest version
Tri-mode Ethernet Media Access Controller (TEMAC)
3.3 - 3.4
 Use latest version
Virtex®-5 Embedded Tri-mode Ethernet MAC Wrapper
1.2 - 1.4
 Use latest version
XAUI
7.1- 7.3
 Use latest version
Serial Interface
Aurora 8B/10B (Virtex-5)
2.9
 Use latest version
Aurora 8B/10B (Virtex-4 FX)
2.4, 2.8 - 2.9
 Use latest version
Aurora 64B/66B
1.1, 1.2
 Use latest version
Aurora GTP
2.8
 Aurora 8B/10B
Wireless
CPRI™
1.1, 1.2
 Use latest version
Digital Down Converter
1.0
 None. This core has been obsoleted
OBSAI
1.1 - 2.1
 Use latest version
Digital Signal Processing
Core Versions Suggested Replacement
Error Correction
DVB-S.2 FEC Encoder
1.2
 Use latest version
Filters
CIC Compiler
1.0
 Use latest version
DA FIR Filter
6.0, 8.0
 Use latest version of FIR Compiler for all new designs
FIR Compiler
1.0, 2.0, 3.0, 3.1
 Use latest version
MAC FIR
2.0, 3.0, 4.0,
5.0, 5.1
 Use latest version of FIR Compiler for all new designs
Modulation and Demodulation
DDS Compiler
1.1
 Use latest version
Direct Digital Synthesizer
4.0 - 4.2, 5.0
 Use latest version of DDS Compiler for all new designs
Transform
Fast Fourier Transform (FFT)
3.1, 3.2, 4.0, 4.1
 Use latest version
FPGA Features and Design
Core Versions Suggested Replacement
Virtex-5 RocketIO™ GTP Transceiver Wizard

1.5 - 1.8

 Use latest version
Virtex-5 RocketIO GTX Transceiver Wizard
1.2, 1.3
 Use latest version
Virtex-4 RocketIO GT11
Transceiver Wizard
1.4 - 1.5
 Use latest version
Math Functions
Core Versions Suggested Replacement
Accumulator
8.0
 Use latest version
Floating Point Operators
1.0 - 3.0
 Use latest version
Multiplier
4.0 - 9.0
 Use latest version
Sine Cosine Look Up Table
4.0 - 4.2
 Use latest version of CORDIC for all new designs
Memories & Storage Elements
Core Versions Suggested Replacement
Content Addressable Memories
Content Addressable Memory (CAM)
4.0
 Use latest version
FIFOs
Asynchronous FIFO
5.0
 Use latest version of FIFO Generator for all new designs
FIFO Generator
1.0 - 4.1
 Use latest version of FIFO Generator for all new designs
Memory Interface and Controller
Memory Interface Generator (MIG)
1.73
 Use latest version
Storage Area Networking
Fibre Channel Arbitrated Loop
All versions
 None. This core has been obsoleted
Fibre Channel Pt. to Pt.
3.1 - 3.2
 Use latest version
RAMs & ROMs
Block Memory Generator
1.1, 2.3
 Use latest version
Distributed Memory
4.0 - 4.1, 5.1
 Use Distributed Memory Generator
Distributed Memory Generator
1.1, 2.1
 Use latest version
Standard Bus Interfaces
Core Versions Suggested Replacement
PCI
32-bit Initiator/Target for PCI v4
4.1 - 4.6

Use latest version
32-bit Initiator/Target for PCI v3
3.160-3.164

Use latest version
64-bit Initiator/Target for PCI v3

4.1 - 4.6

 Use latest version
64-bit Initiator/Target for PCI v3
3.160-3.164
 Use latest version
64-bit Initiator/Target 133 MHz
for PCI-X v6
6.1 - 6.4
 Use latest version
64-bit Initiator/Target 133 MHz
for PCI-X v5
5.160-5.166
 Use latest version
UCF Generator for PCI
2.2 - 2.6
 Use latest version
PCI Express
Endpoint for PCI Express®
3.1 - 3.5
 Use latest version
Endpoint Block Plus for PCI Express
1.2 - 1.7
 Use latest version
Endpoint PIPE for PCI Express
1.4 - 1.5
 Use latest version
Endpoint Block for PCI Express
1.2 - 1.7
 Use Endpoint Block Plus for PCI Express for all new designs
RapidIO
Serial RapidIO
4.1 - 4.3
 Use latest version