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User's Guide
SLOU217 – March 2008
DRV601EVM2
This user’s guide describes the operation of the DRV601EVM2 stereo line driver evaluation module and
provides measurement data and design information such as the schematic, bill of materials, and
printed-circuit board layout.
Contents
1 Overview ...................................................................................................................... 2
2 Quick Setup Guide........................................................................................................... 4
3 Shutdown ..................................................................................................................... 5
4 Component Selection ....................................................................................................... 5
5 Layout Recommendations .................................................................................................. 7
6 DRV601EVM2 Performance ............................................................................................... 8
7 Related Documentation from Texas Instruments ...................................................................... 19
8 Design Documentation .................................................................................................... 19
List of Figures
1 DRV601EVM2 ................................................................................................................ 2
2 DRV601EVM2 Functional Block Diagram ................................................................................ 3
3 DRV601EVM2 Physical Structure ......................................................................................... 3
4 Power-Up/Down Sequence ................................................................................................. 5
5 Second-Order, Active Low-Pass Filter .................................................................................... 6
6 THD+N vs Voltage (Analog Input) ....................................................................................... 10
7 THD+N vs Voltage (Analog Input) Linear Scale ........................................................................ 10
8 THD+N vs Voltage (Digital Input) ........................................................................................ 11
9 THD+N vs Voltage (Digital Input) Linear Scale ........................................................................ 11
10 THD+N vs Frequency (Analog Input) .................................................................................... 12
11 THD+N vs Frequency (Digital Input) ..................................................................................... 12
12 FFT Spectrum With –60-dBFS Tone (Analog Input) ................................................................... 13
13 FFT Spectrum With –60-dBFS Tone (Digital Input) ................................................................... 13
14 Idle Noise FFT Spectrum (Analog Input) ................................................................................ 14
15 Idle Noise FFT Spectrum (Digital Input) ................................................................................. 14
16 Channel Separation (Analog Input) ...................................................................................... 15
17 Channel Separation (Digital Input) ....................................................................................... 15
18 Frequency Response (Analog Input) .................................................................................... 16
19 Frequency Response (Digital Input) ..................................................................................... 16
20 Pop/Click (Enable) ......................................................................................................... 17
21 Pop/Click (Disable) ......................................................................................................... 18
22 DRV601EVM2 PCB Component Placement Top ...................................................................... 23
23 DRV601EVM2 PCB Top and Bottom Layers ........................................................................... 23
List of Tables
1 DRV601EVM2 Specifications .............................................................................................. 2
2 Recommended Supply Voltage ............................................................................................ 5
3 DRV601EVM2 Specification ................................................................................................ 6
4 General Test Specifications ................................................................................................ 8
PurePath Digital, DirectPath, FilterPro are trademarks of Texas Instruments.
TOSLINK is a trademark of Toshiba Corp..
SLOU217 – March 2008 DRV601EVM2 1
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