Table of Contents
Advertisement
Board Operation
3.2
Hardware Setup
When the AFE5805EVM is powered on in the default mode, the AFE5805 is set as described in
Initial measurements can be made under these default settings. See the AFE5805 data sheet
(SBOS5805) for additional settings.
As previously mentioned, the deserializer ADSDeSER-50EVM or TSW1400EVM is required. See details in
the ADSDeSER-50EVM user's guide (SBAU091) or TSW1400EVM user's guide (SLWU087B). An
example bench setup is shown in
ensure the correct SNR measurements of the AFE5805.
10
AFE5805EVM
Figure 7. AFE5805EVM USB SPI Interface for ADC Setup
Table 1. AFE5805EVM Default Settings When Powered On
VCA
TGC mode
PGA = 20 dB
Clamp=Enable
Filter = 15 MHz
Figure
8. Band-pass filters are required for signal source in order to
Copyright © 2008–2015, Texas Instruments Incorporated
ADS
Differential clock
Digital Gain = 0
Other parameters are as stated in data sheet
SLOU222C – March 2008 – Revised March 2015
www.ti.com
Table
1.
Submit Documentation Feedback
Advertisement
Table of Contents
