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Appendix A
SLAU641D – June 2015 – Revised January 2016
A.1
Jumper Descriptions
Table 7
shows the EVM jumpers and the default settings for the jumpers. Use this table to reset the EVM
in the default configuration in case of issues.
Table 7. Jumper Descriptions and Default Settings
Jumper
Description
Default setting
SW1
ADC hardware reset (active high)
Logic low
JP2
Power enable to VCXO oscillator Y1. Default is power on.
Shunt pins 1-2
JP3
Selects SPI source from USB or FMC. Default is USB.
Shunt pins 2-3
JP7
ADC power down. Default is ADC powered on.
Shunt pins 2-3
SJP1
Selects either 3.3 V or GND for Y1 enable. Default is open
Open
A.2
Connector Descriptions
The EVM connectors and their function described in
Table 8
.
Table 8. Connector Description
Connector
Description
J1
Channel A analog input
J17
Channel B analog input
J18
Channel C analog input
J5
Channel D analog input
J6
External ADC sample clock input
J10
LMK04828 external sync input
J12
LMK04828 reference clock input
J3
JESD204B FMC connector. Interfaces to TSW14J56EVM or FPGA evaluation
boards.
J13 (USB)
USB interface connector
J14 (+5V IN)
5-V power supply input
J15 (JTAG)
JTAG interface to CPLD
J21
TRDYAB test point (pin1) and GND (pin 2). Manual burst mode trigger input.
J22
TRDYCD test point (pin1) and GND (pin 2). Trigger ready output for burst mode.
J23
TRIGAB test point (pin1) and GND (pin 2). Manual burst mode trigger input.
J24
TRIGCD test point (pin1) and GND (pin 2). Trigger ready output for burst mode.
16
SLAU641D – June 2015 – Revised January 2016
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