ADAU1592 Analog Devices, Inc., ADAU1592 Datasheet - Page 21

• Manufacturer Part Number: ADAU1592
• Description: Class-d Audio Power Amplifier
• Manufacturer: Analog Devices, Inc.

APPLICATIONS INFORMATION
For applications with PVDD > 15 V, add components R1 and R2 (10 Ω typical), C5 and C6 (680 pF typical), and D1 through D8 (CRS01/02).
Table 11. R3—Slicer Threshold Resistor
V
1.1
1.17
1.24
1.32
TH
(V)
INPUT RIGHT
INPUT LEFT
ANALOG
ANALOG
MICROCONTROLLER
SYSTEM LOGIC
4.7µF
100kΩ
100kΩ
R3
2.2µF
2.2µF
100nF
R3 (kΩ)
24.9
20.5
16.5
12.4
AINL
SLC_TH
VREF
AINR
STDN
MUTE
ERR
OTW
100nF
3.3V
Figure 49. Typical Stereo Application Circuit
100nF
ADAU1592
Rev. A | Page 21 of 24
CRYSTAL OR
RESONATOR
24.576MHz
100nF
100nF
Table 12. Output Filter Component Values
Load Impedance (Ω)
4
6
8
PVDD
1µF
OUTR+
OUTR–
OUTL+
OUTL–
470µF
PVDD
PVDD
PVDD
PVDD
D1
D2
D5
D6
Inductance
L1 to L4 (μH)
10
15
22
D3
D4
D7
D8
R1
10Ω
R2
10Ω
C5
680pF
C6
680pF
L1
L2
L3
L4
Capacitance
C1 to C4 (μF)
1.5
1
0.68
C1
C2
C3
C4
ADAU1592