ep2sgx30c Altera Corporation, ep2sgx30c Datasheet - Page 44

• Manufacturer Part Number: ep2sgx30c
• Description: Stratix Ii Gx Device Data Sheet
• Manufacturer: Altera Corporation

Transceivers
Figure 2–29. EP2SGX130 Device Inter-Transceiver and Global Clock Connections
Notes to
(1)
(2)
(3)
2–36
Stratix II GX Device Handbook, Volume 1
There are two transmitter PLLs in each transceiver block.
There are four receiver PLLs in each transceiver block.
The Global Clock line must be driven by an input pin.
Figure
2–29:
From Global
Clock Line (3)
16 Interface Clocks
To PLD
Global Clocks
IQ[4..0]
Global clk line
Global clk line
Global clk line
Global clk line
Global clk line
Global clk line
Global clk line
Global clk line
Global clk line
Global clk line
IQ[4..0]
IQ[4..0]
IQ[4..0]
IQ[4..0]
IQ[4..0]
To IQ0
IQ[4..0]
IQ[4..0]
To IQ1
IQ[4..0]
IQ[4..0]
To IQ4
IQ[4..0]
To IQ2
IQ[4..0]
IQ[4..0]
To IQ3
IQ[4..0]
IQ[4..0]
REFCLK0
REFCLK1
REFCLK0
REFCLK1
REFCLK0
REFCLK1
REFCLK0
REFCLK1
REFCLK0
REFCLK1
Transceiver Block 0
Transceiver Block 1
Transceiver Block 2
IQ[4..0]
Transceiver Block 3
Transceiver Block 4
÷2
÷2
÷2
÷2
÷2
÷2
÷2
÷2
÷2
÷2
From Global Clock Line (3)
From Global Clock Line (3)
From Global Clock Line (3)
From Global Clock Line (3)
From Global Clock Line (3)
Transceiver Clock Generator Block
Transceiver Clock Generator Block
Transceiver Clock Generator Block
Transceiver Clock Generator Block
Transceiver Clock Generator Block
Transmitter
Transmitter
Transmitter
Transmitter
Transmitter
PLL 1
PLL 1
PLL 1
PLL 1
PLL 1
Transmitter
Transmitter
PLL 0
Transmitter
PLL 0
Transmitter
Transmitter
PLL 0
PLL 0
PLL 0
Receiver
Receiver
Receiver
Receiver
Receiver
PLLs
PLLs
PLLs
PLLs
PLLs
4
4
4
4
4
Altera Corporation
October 2007