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TAS5342DDV6EVM 产品设计参考手册 - TI（德州仪器）
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TAS5342DDV6EVM数据手册
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5.1 Additional Documentation ........................................................................................ 24
Appendix A Design Documents ............................................................................................... 25
List of Figures
1 Integrated PurePath Digital™ Amplifier System ......................................................................... 5
2 Physical Structure for the TAS5342DDV6EVM (Approximate Layout) ............................................... 6
3 TAS5508 GUI Window ...................................................................................................... 8
4 THD+N vs Power (BTL – 4 Ω ) ............................................................................................ 11
5 THD+N vs Power (BTL –6 Ω ) ............................................................................................ 12
6 THD+N vs Power (BTL –8 Ω ) ............................................................................................ 12
7 THD+N vs Power (PBTL –2 Ω ) ........................................................................................... 13
8 THD+N vs Power (PBTL –3 Ω ) ........................................................................................... 13
9 THD+N vs Frequency (BTL –4 Ω ) ....................................................................................... 14
10 THD+N vs Frequency (BTL – 6 Ω ) ....................................................................................... 14
11 THD+N vs Frequency (BTL –8 Ω ) ....................................................................................... 15
12 THD+N vs Frequency (PBTL –2 Ω ) ...................................................................................... 15
13 THD+N vs Frequency (PBTL –3 Ω ) ...................................................................................... 16
14 FFT Spectrum with –60-dBFS Tone (BTL) ............................................................................. 16
15 FFT Spectrum with –60-dBFS Tone (PBTL) ............................................................................ 17
16 Idle Noise FFT Spectrum (BTL) .......................................................................................... 17
17 Idle Noise FFT Spectrum (PBTL) ........................................................................................ 18
18 Channel Separation ........................................................................................................ 18
19 Frequency Response (BTL)............................................................................................... 19
20 Frequency Response (PBTL) ............................................................................................. 19
21 High-Current Protection (BTL) ............................................................................................ 20
22 High-Current Protection (PBTL) .......................................................................................... 20
23 Pop/Click (BTL) ............................................................................................................. 21
24 Pop/Click (PBTL) ........................................................................................................... 21
25 Output Stage Efficiency ................................................................................................... 22
26 Subwoofer Lineout THD vs Output Voltage ............................................................................ 22
27 Subwoofer Lineout THD vs Frequency .................................................................................. 23
28 Subwoofer Lineout Frequency Response ............................................................................... 23
List of Tables
1 TAS5342DDV6EVM Specification ......................................................................................... 3
2 Recommended Supply Voltages ........................................................................................... 7
3 TAS5342 Warning/Error Signal Decoding ................................................................................ 9
4 General Test Conditions .................................................................................................... 9
5 TAS5508B Register Settings ............................................................................................... 9
6 Electrical Data ................................................................................................................ 9
7 Audio Performance ......................................................................................................... 10
8 Audio Performance Subwoofer Line Output ............................................................................ 10
9 Thermal Specification ...................................................................................................... 10
10 Physical Specifications .................................................................................................... 11
11 Related Documentation from Texas Instruments ...................................................................... 24
2 TAS5342DDV6EVM SLAU239 – February 2008
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