cs42l52 Cirrus Logic, Inc., cs42l52 Datasheet - Page 74

• Manufacturer Part Number: cs42l52
• Description: Low-power, Stereo Codec W/ Headphone & Speaker Amps
• Manufacturer: Cirrus Logic, Inc.

74
7. ANALOG PERFORMANCE PLOTS
7.1
B
A
d
r
d
B
A
r
-100
-100
-10
-15
-20
-25
-30
-35
-40
-45
-50
-55
-60
-65
-70
-75
-80
-85
-90
-95
-10
-15
-20
-25
-30
-35
-40
-45
-50
-55
-60
-65
-70
-75
-80
-85
-90
-95
0
0
VHP = VA = 1.8 V
VHP = VA = 2.5 V
Headphone THD+N versus Output Power Plots
Test conditions (unless otherwise specified): Input test signal is a 997 Hz sine wave; measurement band-
width is 10 Hz to 20 kHz; Fs = 48 kHz.
10m
10m
Figure 22. THD+N vs. Output Power per Channel at 1.8 V (16 Ω load)
Figure 23. THD+N vs. Output Power per Channel at 2.5 V (16 Ω load)
20m
20m
30m
30m
40m
40m
W
W
50m
50m
60m
60m
5/13/08
70m
70m
80m
80m
NOTE: Graph shows the out-
put power per channel (i.e.
Output Power = 23 mW
single 16 Ω and 46 mW into
stereo 16 Ω with THD+N = -
75 dB).
NOTE: Graph shows the out-
put power per channel (i.e.
Output Power = 44 mW
single 16 Ω and 88 mW into
stereo 16 Ω with THD+N = -
75 dB).
Legend
Legend
G = 0.6047
G = 0.7099
G = 0.8399
G = 1.0000
G = 1.1430
G = 0.6047
G = 0.7099
G = 0.8399
G = 1.0000
G = 1.1430
CS42L52
DS680F1
into
into