User’s Guide
TMUX-8RQX-EVM
ABSTRACT
This document is the EVM user’s guide for the TMUX-8RQX-EVM. This board is designed for TI’s mid-voltage
analog switch and multiplexers in an 8-pin RQX package, which includes devices such as TMUX7219.
Table of Contents
1 Introduction.............................................................................................................................................................................2
2 Information About Cautions and Warnings..........................................................................................................................4
3 Features...................................................................................................................................................................................4
4 TMUX-8RQX-EVM Setup.........................................................................................................................................................6
5 TMUX-8RQX-EVM Test Points..............................................................................................................................................10
6 Schematics............................................................................................................................................................................ 11
7 Layout.................................................................................................................................................................................... 14
8 Bill of Materials..................................................................................................................................................................... 16
List of Figures
Figure 1-1. TMUX-8RQX-EVM Top Side..................................................................................................................................... 2
Figure 1-2. TMUX-8RQX-EVM Bottom Side................................................................................................................................3
Figure 3-1. TMUX-8RQX-EVM Top Layout (Default + U1 Installed)............................................................................................5
Figure 3-2. TMUX-8RQX-EVM Bottom Layout (Default)............................................................................................................. 6
Figure 4-1. Left Side Jumper (J1-J4) Configuration or Pinout..................................................................................................... 7
Figure 4-2. Right Side Jumper (J5-J8) Configuration or Pinout...................................................................................................7
Figure 6-1. Main Schematic – TMUX-8RQX-EVM All Components Shown...............................................................................11
Figure 6-2. Main Schematic – TMUX-8RQX-EVM Defualt + U1 Pad Shown............................................................................ 12
Figure 6-3. Hardware Schematic – TMUX-8RQX-EVM Default Setup...................................................................................... 13
Figure 7-1. PCB Top Layer TMUX-8RQX-EVM......................................................................................................................... 14
Figure 7-2. PCB Bottom Layer TMUX-8RQX-EVM................................................................................................................... 15
List of Tables
Table 4-1. Generic Jumper Pinout Map....................................................................................................................................... 7
Table 4-2. Pull-Up or Pull-Down Resistor Configuration Map...................................................................................................... 8
Table 4-3. RC Load Configuration Map....................................................................................................................................... 8
Table 4-4. Power Supply Decoupling Capacitor Configuration Map............................................................................................ 9
Table 4-5. Protection Diode Configuration Map........................................................................................................................... 9
Table 5-1. Test Points for Generic Jumpers Map.......................................................................................................................10
Table 5-2. VDD, VSS, and GND Test Point Map....................................................................................................................... 10
Table 8-1. Bill of Materials (NI Parts have Quantity of 0)........................................................................................................... 16
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SCDU030 – MAY 2022
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