Texas Instruments DAC5675A EVM User manual

TEXAS INSTRUMENTS
DAC5675A EVM Quick Start
Guide
Neeraj Gill
2/15/2017

Required Hardware
•DAC5675/a EVM
•TSW1400
•USB-mini Cables
•5-V Power Supply adapter(TSW1400)
•3.3 V lab supply for DAC5675/a EVM
•Clock signal generator(400MHz)
•Signal generator(HP 8133a)
•Spectrum Analyzer
Required Software
•HSDCPro 4.80 (or newer)
http://www.ti.com/tool/tsw1400evm

Reference
Designator
Label
Default
Configuration
W1
Power down
select
Short 2-3
W2
n/a
n/a
W3
LVDS line driver
enable
Short 2-3
W4
Enables CMOS
input
circuit
Install
Check EVM Default Jumper Locations

Connect Boards
6
Spectrum
Analyzer
USB
5-V Power
Supply
Switch to
“On”
Cmos clock from
HP 8133A
TSW1400
DAC5675 EVM
Cmos clock
from HP 8133A

Connections
•Connect the J1 (CMOS_INTERFACE) connector on the TSW1400
to DAC5675/A EVM’s P2 connector. Make sure pin 1 of J1
connector is aligned with pin 1 on P2 connector before
connecting.
•Apply 3.3V power to J1 and J3; connect ground to J2, and J4.
•Connect the TSW1400 to the computer via USB cable.
•Connect the clock signal generator to External input of
HP8133A. Set the frequency of signal gen. to 400 MHz and
amplitude to 5dBm.
•Set-up the clock signals through the HP8133A
•Inject 400 MHz to External input
•Set Channel 1 and 2 with 1.8 V amplitude 0.9 V offset Divide
by 1 and 0 ps delay
•Connect Channel 1 output to CMOS Clock(J7) input of
TSW1400
•Connect Channel 2 output to J9 CLKIN on DAC5675/A EVM
•Connect 5-V adapter to J12 on TSW1400.
•Turn the switch (SW7) to on position.
•Connect the J7 (Iout) to spectrum analyzer.

HIGH SPEED DATA CONVETER PRO
Click OK

HIGH SPEED DATA CONVETER PRO
9
DATA RATE 400M
Offset
Bin
CMOS
DAC TAB
# of tones
DAC TAB
Offset
Bin
Tone center = 20M
Click create tone
Click
SEND

HIGH SPEED DATA CONVERTER
CONT…
•Launch the high speed data convertor pro software. Click ok on
the Select Board pop up message.
•Select the DAC TAB.
•Select the CMOS
•Set the Data rate to 400MHz and DAC Option to Offset Bin
•Under I/Q multitone generator enter 1 for #, 20M for Tone
Center and Click Create Tones.
•Click Send.

DAC5675A Performance