Texas Instruments TAS5110D6REF manual FFT With -60 dB Input Signal Channel

Page 24

Typical Characteristics Graphs

Figure 3–3. FFT With –60 dB Input Signal – Channel 1

+0

–5

–10

Power Supply = 26.5 V DC

–15

Input Signal = 1 kHz

–20

Load = 6 Ω

–25

Sample Frequency = 48 kHz

–30

Filter = AES17

–35

FFT Size = 16 kΩ

–40

Reference = 15.8 V = Full Scale

–45

–50

–55

d

–60

–65

B

–70

r

A –75

–80

–85

–90

–95

–100

–105

–110

–115

–120

–125

–130

–135

–140

1k

2k

3k

4k

5k

6k

7k

8k

9k

10k

11k

12k

13k

14k

15k

16k

17k

18k

19k

20k

21k 22k

0

Frequency – Hz

Figure 3–4. Noise Floor – Channel 1

+0

–5

–10

Power Supply = 26.5 V DC

–15

Input Signal = 0 FS

–20

Load = 6 Ω

–25

Sample Frequency = 48 kHz

–30

FFT Size = 16 kΩ

–35

Reference = 15.8 V = Full Scale

–40

–45

–50

–55

d

–60

–65

B

–70

r

A

–75

–80

–85

–90

–95

–100

–105

–110

–115

–120

–125

–130

–135

–140

5k

10k

15k

20k

25k

30k

35k

40k

45k

50k

55k

60k

65k

70k

75k

80k

85k

Hz

3-4

Image 24

Contents

User’s Guide Important Notice EVM Important Notice EVM Warnings and Restrictions Read This First Related Documentation From Texas Instruments Contents Figures Introduction TAS5110D6REF Features Tdaa System With TAS5026REF/TAS5036 and TAS5110D6REF ModulesPCB Key Map Physical Structure for the TAS5110D6REF Rough OutlineShort-Circuit Protection and Fault Reporting Circuitry Auto Recovery Loop Page System Interfaces PSU Interface J150 = 6 Ω = 8 ΩPSU Control Interface J160 This interface is not used in this boardPWM Interface J100 J100 Pin DescriptionPin No Net Name Description Page Electrical Specifications and Typical Characteristics Graphs TAS5110D6REF Electrical Specifications Physical SpecificationsTypical Characteristics Graphs THD+N vs Power Channel 1, 2, 3, 4, 5,FFT With -60 dB Input Signal Channel Channel Separation vs Frequency Channel 42m Schematic, Parts List, PCB Specification, and PCB Layout Input Section Front Speakers Rear Speakers Center Speaker & Subwoofer All rights belongs to Texas Instruments Incorporated 10R0 Ppm 100-mW metalfilm 100 nF 50 V 20% X7R 0805 Philips 2222 580 Kemet EEUFC1V102 MMBT2907A MY4S JST 4P-VH L263 TAS5110D6REF PCB Specification Page Page Page