DK-DEV-4SGX230N Altera, DK-DEV-4SGX230N Datasheet - Page 575

• Manufacturer Part Number: DK-DEV-4SGX230N
• Description: KIT DEVELOPMENT STRATIX IV
• Manufacturer: Altera
• Series: Stratix® IVr
• Type: FPGAr

Specifications of DK-DEV-4SGX230N

• Contents: Development Board, Universal Power Supply, Cables and Software
• Silicon Manufacturer: Altera
• Core Architecture: FPGA
• Core Sub-architecture: Stratix
• Silicon Core Number: EP4S
• Silicon Family Name: Stratix IV GX
• Rohs Compliant: Yes
• For Use With/related Products: EP4SGX230K
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 544-2594

Chapter 1: Transceiver Architecture in Stratix IV Devices
Transceiver Block Architecture
Table 1–47. Datapaths in PCIe Mode
Table 1–48. Supported Features in PCIe Mode (Part 1 of 2)
February 2011 Altera Corporation
PCIe interface
Transmitter phase compensation FIFO
Optional byte serializer (enabled for 16-bit and disabled for
8-bit FPGA fabric-transceiver interface
8B/10B encoder
10:1 serializer
Transmitter buffer with receiver detect circuitry
Receiver buffer with signal detect circuitry
1:10 deserializer
Word aligner that implements PCIe-compliant synchronization
state machine
Optional rate match FIFO (clock rate compensation) that can
tolerate up to 600 PPM frequency difference
8B/10B decoder
Optional byte deserializer (enabled for 16-bit and disabled for
8-bit FPGA fabric-transceiver interface)
Receiver phase compensation FIFO
×1, ×4, ×8 link configurations
PCIe-compliant synchronization state machine
±300 PPM (total 600 PPM) clock rate compensation
8-bit FPGA fabric-transceiver interface
16-bit FPGA fabric-transceiver interface
Transmitter buffer electrical idle
Receiver Detection
8B/10B encoder disparity control when transmitting compliance
pattern
Power state management
f
Transceiver datapath clocking varies between non-bonded (×1) and bonded (×4 and
×8) configurations in PCIe mode.
For more information about transceiver datapath clocking in different PCIe
configurations, refer to the
Table 1–47
Table 1–48
5 Gbps data rate configurations.
For more information, refer to
Feature
lists the transmitter and receiver datapaths in PCIe mode.
lists the features supported in PCIe functional mode for 2.5 Gbps and
Transceiver Clocking in Stratix IV Devices
“Rate Match FIFO in PCIe Mode” on page
Transmitter Datapath
v
v
v
v
v
v
—
—
—
—
—
—
—
2.5 Gbps
Stratix IV Device Handbook Volume 2: Transceivers
(Gen1)
v
v
v
v
v
v
v
v
v
Receiver Datapath
chapter.
5 Gbps
v
v
v
v
v
v
v
v
—
—
—
—
—
(Gen2)
1–78.
v
v
v
v
v
v
v
v
—
1–131