ADAU1513ACPZ-RL7 Analog Devices Inc, ADAU1513ACPZ-RL7 Datasheet

IC,Audio Amplifier,DUAL,LLCC,48PIN,PLASTIC

ADAU1513ACPZ-RL7

Manufacturer Part Number
ADAU1513ACPZ-RL7
Description
IC,Audio Amplifier,DUAL,LLCC,48PIN,PLASTIC
Manufacturer
Analog Devices Inc
Type
Class Dr
Datasheet

Specifications of ADAU1513ACPZ-RL7

Output Type
2-Channel (Stereo)
Max Output Power X Channels @ Load
23W x 2 @ 4 Ohm
Voltage - Supply
9 V ~ 18 V
Features
Differential Inputs, PWM, Short-Circuit and Thermal Protection
Mounting Type
Surface Mount
Package / Case
48-LFCSP
Operational Class
Class-D
Audio Amplifier Output Configuration
2-Channel Stereo
Output Power (typ)
23x2@4OhmW
Audio Amplifier Function
Speaker
Total Harmonic Distortion
0.1@8Ohm@1W%
Single Supply Voltage (typ)
Not RequiredV
Dual Supply Voltage (typ)
3.3/15V
Supply Current (max)
40/2.5/0.6mA
Power Supply Requirement
Triple
Rail/rail I/o Type
No
Single Supply Voltage (min)
Not RequiredV
Single Supply Voltage (max)
Not RequiredV
Dual Supply Voltage (min)
3/9V
Dual Supply Voltage (max)
3.6/18V
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
48
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
FEATURES
Integrated stereo power stage
R
Efficiency > 90%
Short-circuit protection
Overtemperature protection
APPLICATIONS
Flat panel televisions
PC audio systems
Mini components
Rev. 0
Rev. 0
Information furnished by Analog Devices is believed to be accurate and reliable. However, no
Information furnished by Analog Devices is believed to be accurate and reliable. However, no
responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other
responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other
rights of third parties that may result from its use. Specifications subject to change without notice. No
rights of third parties that may result from its use. Specifications subject to change without notice. No
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarks and registered trademarks are the property of their respective owners.
Trademarks and registered trademarks are the property of their respective owners.
DS-ON
< 0.3 Ω (per transistor)
AGND
AVDD
DVDD
INR+
INR–
INL+
INL–
REFERENCE
FUNCTIONAL BLOCK DIAGRAM
VOLTAGE
DGND
STDN
MODE CONTROL
TIME CONTROL
LEVEL SHIFT
AND DEAD
MUTE
LOGIC
Figure 1.
ERR
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700
Tel: 781.329.4700
Fax: 781.461.3113
Fax: 781.461.3113
GENERAL DESCRIPTION
The ADAU1513 is a 2-channel bridge-tied load (BTL)
Class-D audio power stage. The power stage can drive the
speaker loads of 4 Ω at up to 15 W per channel at high
efficiency. The 4-channel audio system can be formed when
used with an
processor using two ADAU1513s. The power stage accepts a
3.3 V logic differential PWM as input from an ADAV4201
processor. The power stage comprises thermal and output
short-circuit protection with logic-level error flag outputs for
interfacing to a system microcontroller along with reset and
mute control of the power stage. The power stage operates from
a range of power supply voltages from 9 V up to 18 V. The low
power digital logic operates from a 3.3 V supply. The power
stage can be used with modulators other than the ADAV4201.
Contact your local sales department for application assistance.
OTW
Class-D Audio Power Stage
TEMPERATURE/
OVERCURRENT
PROTECTION
ADAU1513
A1
A2
B1
B2
C1
C2
D1
D2
ADAV4201
©2007 Analog Devices, Inc. All rights reserved.
©2007 Analog Devices, Inc. All rights reserved.
PVDD
OUTL+
PGND
PVDD
OUTL–
PGND
PVDD
OUTR+
PGND
PVDD
OUTR–
PGND
pulse-width modulator (PWM)
ADAU1513
www.analog.com
www.analog.com

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ADAU1513ACPZ-RL7 Summary of contents

Page 1

FEATURES Integrated stereo power stage R < 0.3 Ω (per transistor) DS-ON Efficiency > 90% Short-circuit protection Overtemperature protection APPLICATIONS Flat panel televisions PC audio systems Mini components INL+ INL– INR+ INR– AVDD AGND DVDD Rev. 0 Rev. 0 Information ...

Page 2

ADAU1513 TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 General Description ......................................................................... 1 Functional Block Diagram .............................................................. 1 Revision History ............................................................................... 2 Specifications..................................................................................... 3 Performance Summary................................................................ 3 Power Supplies .............................................................................. 3 Digital I/O ..................................................................................... 4 PWM Input Logic Table .............................................................. ...

Page 3

SPECIFICATIONS DVDD = 3.3 V, AVDD = 3.3 V, PVDD = 15 V, ambient temperature = 25°C, load impedance = 8 Ω, measurement bandwidth = kHz, unless otherwise noted. Audio performance test data measured with ADAV4201. ...

Page 4

ADAU1513 DIGITAL I/O Table 3. Parameter INPUT VOLTAGE Input Voltage High Input Voltage Low OUTPUT VOLTAGE Output Voltage High Output Voltage Low LEAKAGE CURRENT ON DIGITAL INPUTS PWM INPUT LOGIC TABLE Table 4. MUTE INL+/INR+ INL−/INR− Low Low/High Low/High High ...

Page 5

ABSOLUTE MAXIMUM RATINGS Table 6. Parameter Rating DVDD to DGND −0 +3.6 V AVDD to AGND −0 +3 PVDD to PGND −0 +20.0 V PWM Inputs DGND − 0 DVDD ...

Page 6

ADAU1513 PIN CONFIGURATION AND FUNCTION DESCRIPTION Table 7. Pin Function Descriptions Pin Number Mnemonic OUTL− OUTL+ 7 INL− 8 INL+ 9 ERR 10 OTW 11 TEST2 12 TEST3 13 INR− 14 INR+ 15 MUTE ...

Page 7

Pin Number Mnemonic 34, 35, 36 OUTR− 37, 38, 47, 48 PGND 39, 40, 41, 42, 43, 44, 45, 46 PVDD input output power. 2 ePAD is connected internally to PGND, DGND, and ...

Page 8

ADAU1513 TYPICAL PERFORMANCE CHARACTERISTICS –20 –30 –40 –50 –60 –70 –80 10m 100m OUTPUT POWER (W) Figure 5. THD + N vs. Output Power Ω –20 –30 –40 –50 –60 –70 –80 10m 100m OUTPUT POWER (W) ...

Page 9

OUTPUT POWER (W) Figure 11. THD + N vs. Output Power Ω –20 –30 –40 –50 –60 –70 –80 10m 100m 1 OUTPUT POWER (W) Figure 12. ...

Page 10

ADAU1513 0 –5 –10 –15 –20 –25 –30 –35 –40 –45 –50 –55 –60 –65 –70 –75 –80 20 100 1k FREQUENCY (Hz) Figure 17. THD + N vs. Frequency Ω 0 –10 –20 –30 ...

Page 11

REQUIRES EXTRA HEAT-SINKING PVDD (V) Figure 23. Output Power vs. PVDD THD + ...

Page 12

ADAU1513 THEORY OF OPERATION OVERVIEW The ADAU1513 is a 2-channel integrated power stage designed to accept the logic level PWM inputs. The PWM inputs are amplified, low-pass filtered using a simple passive LC network, and then can be used to ...

Page 13

This cycle repeats itself depending on the input signal conditions and the temperature of the die. This option allows part operation that is safely below the shutdown temperature of 150°C and allows the amplifier to recover ...

Page 14

ADAU1513 DVDD, and PVDD supply connections, as well AGND, DGND, and PGND. In addition, the ADAU1513 incorporates a built-in undervoltage lockout logic on DVDD as well as PVDD. This helps detect undervoltage operation and eliminates the need to have an ...

Page 15

APPLICATIONS INFORMATION Refer to the application schematic in Figure 31 for details on connections and component values. For details on the PWM modulator part, refer to the ADAV4201 data sheet. For applications with PVDD > add components R1 ...

Page 16

... ROTATED 90 ° CCW ORDERING GUIDE Temperature Model Range 1 ADAU1513ACPZ −40°C to +85°C 1 ADAU1513ACPZ-RL −40°C to +85°C 1 ADAU1513ACPZ-RL7 −40°C to +85°C 1 ADAU1513ASVZ −40°C to +85°C 1 ADAU1513ASVZ-RL −40°C to +85°C ADAU1513ASVZ-RL7 1 −40°C to +85° RoHS Compliant Part. ...

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