adau1373 Analog Devices, Inc., adau1373 Datasheet - Page 30

• Manufacturer Part Number: adau1373
• Description: Low Power Codec With Speaker And Headphone Amplifier Adau1373
• Manufacturer: Analog Devices, Inc.

ADAU1373
Figure 37. THD + N vs. Output Power, 8 Ω + 33 μH, Digital In → Speaker Out
Figure 38. THD + N vs. Output Power, 4 Ω + 15 μH, Digital In → Speaker Out
0.001
0.001
0.001
0.01
0.01
0.01
0.1
0.1
0.1
10
10
10
1
1
1
1m
1m
Figure 39. THD + N vs. Frequency, −20 dBFS, 8 Ω + 33 μH,
100
10m
10m
Digital In → Speaker Out
OUTPUT POWER (W)
OUTPUT POWER (W)
FREQUENCY (Hz)
100m
100m
1k
1
1
10k
Rev. 0 | Page 30 of 296
Figure 41. Output Power vs. SPKVDD, 8 Ω + 33 μH (Stereo), Digital In →
Figure 42. Output Power vs. SPKVDD, 4 Ω + 15 μH (Stereo), Digital In →
Figure 40. Frequency Response, 8 Ω + 33 μH, Digital In → Speaker Out
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
–17
–18
–19
–20
–21
–22
–23
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
2.5
2.5
3.0
3.0
100
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
FREQUENCY (Hz)
Speaker Out
Speaker Out
3.5
3.5
10%
10%
1k
4.0
4.0
1%
1%
4.5
4.5
10k
5.0
5.0