CS42L55-DNZR Cirrus Logic Inc, CS42L55-DNZR Datasheet - Page 19

• Manufacturer Part Number: CS42L55-DNZR
• Description: IC CODEC STER H-HDPN AMP 36-QFN
• Manufacturer: Cirrus Logic Inc
• Type: Stereo Audior

Specifications of CS42L55-DNZR

• Data Interface: Serial
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 1 / 1
• Sigma Delta: Yes
• Dynamic Range, Adcs / Dacs (db) Typ: 95 / 99
• Voltage - Supply, Analog: 1.65 V ~ 2.71 V
• Voltage - Supply, Digital: 1.65 V ~ 2.71 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 36-QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 598-1506 - BOARD EVAL FOR CS42L55 CODEC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

DS680F1
HEADPHONE OUTPUT POWER CHARACTERISTICS
Test conditions (unless otherwise specified): Input test signal is a full-scale 997 Hz sine wave; Sample Frequency = 48 kHz;
Measurement Bandwidth is 20 Hz to 20 kHz; Test load R
on page 37
AOUTx Power Into R
HP_GAIN[2:0]
011 (default)
000
001
010
100
101
110
111
11. VHP settings lower than VA reduces the headroom of the headphone amplifier. As a result, the DAC
written on power up.
may not achieve the full THD+N performance at full-scale output voltage and power.
Parameters
Gain (G)
Analog
0.3959
0.4571
0.6047
0.7099
0.8399
1.0000
1.1430
0.5111
L
= 16
Ω
1.8 V
2.5 V
1.8 V
2.5 V
1.8 V
2.5 V
1.8 V
2.5 V
1.8 V
2.5 V
1.8 V
2.5 V
1.8 V
2.5 V
1.8 V
2.5 V
VHP
AGND
Figure 2. Headphone Output Test Load
AOUTx
Min
-
-
-
-
-
-
-
-
0.022 µF
51 Ω
L
(Note
= 16 Ω, C
VA = 2.5V
(Note 11)
(Note 11)
5/13/08
Typ
14
14
19
19
23
23
32
44
7, 11) See
C
L
L
= 10 pF (see
Max
Figures 22
-
-
-
-
-
-
-
-
R
L
Figure
(Note
Min
and
-
-
-
-
-
-
-
-
-
-
-
2);
7),
23 on page 74
“Required Initialization Settings”
VA = 1.8V
Figure 22 on page 74
Typ
10
10
12
12
17
17
23
23
32
7
7
Max
-
-
-
-
-
-
-
-
-
-
-
CS42L52
mW
mW
mW
mW
mW
mW
mW
mW
mW
mW
mW
mW
mW
mW
mW
mW
Unit
rms
rms
rms
rms
rms
rms
rms
rms
rms
rms
rms
rms
rms
rms
rms
rms
19