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SBOU161A – February 2016 – Revised April 2016
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Copyright © 2016, Texas Instruments Incorporated
THS3215EVM and THS3217EVM
Contents
1
Introduction
...................................................................................................................
3
2
Design Considerations
......................................................................................................
4
3
Schematic, PCB Layout, and Bill of Materials
...........................................................................
8
List of Figures
1
THS321x Power-Supply Schematic
.......................................................................................
4
2
Logic Control Switches
......................................................................................................
4
3
Midscale Buffer Configuration Options
....................................................................................
5
4
D2S Input Connection Options
.............................................................................................
6
5
200-MHz Butterworth Filter Before D2S Inputs
..........................................................................
7
6
OPS Input and Output Connection Options
..............................................................................
8
7
EVM Schematic
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9
8
Layer 1: Top Signal Layer
.................................................................................................
10
9
Layer 2: GND Plane
.......................................................................................................
10
10
Layer 3: Power Plane, ±V
CC
...............................................................................................
10
11
Layer 4: Power Plane, ±V
CC
...............................................................................................
10
12
Layer 5: GND Plane
.......................................................................................................
11
13
Layer 6: Bottom Signal Layer
.............................................................................................
11
List of Tables
1
Bidirectional Switch Settings
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4
2
Bill of Materials, THS321x EVM
.........................................................................................
13
