General user input/output, General user input/output –15 – Altera Transceiver Signal Integrity Development Kit, Stratix IV GX Edition User Manual
Page 25

Chapter 2: Board Components
2–15
General User Input/Output
November 2011
Altera Corporation
Transceiver Signal Integrity Development Kit,
Stratix IV GX Edition Reference Manual
lists the clock distribution for the Stratix IV GX transceiver signal integrity
development board.
General User Input/Output
This section describes the user I/O interface to the FPGA including the push buttons,
user and status LEDs, LCD, and user DIP, rotary, and slide switches.
lists
the component references and the manufacturing information.
Table 2–10. Stratix IV GX Transceiver Signal Integrity Board Clock Distribution
Frequency
Signal Name
Signal Originates From
Signal
Propagates To
50 MHz
MAXII_50M_CLK
S4GX_50M_CLK4P
U20 pin 8
U20 pin 7
U32 pin H5
U33 pin AR22
User Input
S4GX_EXT_CLK5P
S4GX_EXT_CLK5N
SMA J14
SMA J15
U33 pin AV22
U33 pin AW22
User Defined
IO_CLKOUT1
U33 pin M20
SMA J16
User Defined
IO_CLKOUT2
U33 pin L20
SMA J17
25 MHz, 100 MHz, 125 MHz, 200 MHz
(Y2)
(Frequencies set by switch SW2)
S4GX_CLK1P
S4GX_CLK1N
U21 pin 15
U21 pin 14
U33 pin AB34
U33 pin AA35
User Input
EXT_REFCLK0P_GXB0
EXT_REFCLK0N_GXB0
SMA J19
SMA J20
U33 pin AN38
U33 pin AN39
OSC Socket
(Y3)
SKT_REFCLK1P_GXB0
155.52M_REFCLK1N_GXB0
U22 pin 20
U22 pin 19
U33 pin AL38
U33 pin AL39
156.25 MHz
(Y5)
156.25M_REFCLK1P_GXB2
156.25M_REFCLK1N_GXB2
U24 pin 1
U24 pin 2
U33 pin G38
U33 pin G39
100 MHz
(Y4)
100M_REFCLK0P_GXB2
100M_REFCLK0N_GXB2
U23 pin 1
U23 pin 2
U33 pin J38
U33 pin J39
25 MHz, 100 MHz, 125 MHz, 200 MHz
X2 Trigger
U21 pin 11
SMA J18
Socket
(Y3)
Y3 Trigger
U22 pin 12
SMA J21
100 MHz
(Y4)
Y4 Trigger
U23 pin 3
SMA J22
156.25 MHz
(Y5)
Y5 Trigger
U24 pin 3
SMA J23
Table 2–11. Component Reference Input and Ouput Devices (Part 1 of 2)
Board Reference
Device
Description
Manufacturer
Manufacturer
Part Number
Manufacturer
Website
SW3–SW6,
SW8–SW15
Push Buttons
Panasonic Corporation
EVQPAC07K
D7–D15,
D17–D24
Green LEDs
Lumex Inc.
SML-LX1206GC-TR