CS3511-CNZ Cirrus Logic Inc, CS3511-CNZ Datasheet - Page 19

• Manufacturer Part Number: CS3511-CNZ
• Description: Audio Amplifiers IC 2X10W Digital Audio Amp
• Manufacturer: Cirrus Logic Inc

Specifications of CS3511-CNZ

• Product: Class-D
• Output Power: 11.8 W
• Available Set Gain: 27.3 dB
• Common Mode Rejection Ratio (min): 55 dB
• Thd Plus Noise: 0.025 %, 0.019 %
• Operating Supply Voltage: 12 V
• Supply Current: 38 mA
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Audio Load Resistance: 8 Ohms
• Input Signal Type: Differential, Single
• Minimum Operating Temperature: - 10 C
• Output Signal Type: Differential
• Supply Type: Single
• Supply Voltage (max): 13.5 V
• Supply Voltage (min): 8.5 V
• Output Type: 2-Channel Stereo
• Package / Case: QFN-32
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

DS845F1
d
B
A
r
Note:
%
Figure 15. Frequency Response (P
0.005
0.002
0.001
0.05
0.02
0.01
+5
+4
+3
+2
+1
0.5
0.2
0.1
-0
-1
-2
-3
-4
-5
10
20
5
2
1
20
Figure 11. Supply Current vs. P
2.5
1.5
0.5
Figure 13. THD+N vs. Frequency (R
2
1
0
and is optimized for an 8 Ω load.
The full-bridge output filter found on the CRD3511 reference design board implements 22µH inductors
0
50
50
2
100
100
4
200
200
6
Total Output Power (Watts)
8
0.5 W
500
500
10
Hz
1.0 W
Hz
1k
1k
12
OUT
OUT
5.0 W
14
2k
2k
= 1 W, R
(R
L
16
L
= 8 Ω)
= 8 Ω)
5k
5k
18
L
= 8 Ω)
10k
10k
20
20k
20k
B
A
d
r
%
0.005
0.002
0.001
Figure 16. Frequency Response (P
0.05
0.02
0.01
+5
+4
+3
+2
+1
-0
-1
-2
-3
-4
-5
0.5
0.2
0.1
10
20
5
2
1
20
Figure 12. Supply Current vs. P
2.5
1.5
0.5
Figure 14. THD+N vs. Frequency (R
2
1
0
0
50
50
2
100
100
4
See Note below.
200
200
6
0.5 W
Total Output Power (Watts)
8
1.0 W
500
500
Hz
Hz
10
1k
1k
12
5.0 W
OUT
2k
OUT
2k
14
= 1 W, R
(R
16
L
L
= 6 Ω)
CS3511
5k
5k
= 6 Ω)
18
L
10k
10k
= 6 Ω)
20
19
20k
20k