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WM9010 PDF даташит

Спецификация WM9010 изготовлена ​​​​«Wolfson Microelectronics» и имеет функцию, называемую «Class G Stereo Headphone Driver».

Детали детали

Номер произв WM9010
Описание Class G Stereo Headphone Driver
Производители Wolfson Microelectronics
логотип Wolfson Microelectronics логотип 

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WM9010 Даташит, Описание, Даташиты
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WM9010
Low Power, Class G Stereo Headphone Driver
DESCRIPTION
FEATURES
The WM9010 is a low power stereo headphone driver designed
for mobile handset and portable media player (PMP)
applications. Class G amplifier technology is used to achieve
high power efficiency and low quiescent current.
Stereo analogue inputs accept 1Vrms line level inputs; the Hi-Fi
output drivers deliver up to 28mW into a 32load.
An integrated charge pump circuit generates split-rail voltage
supplies to power the ground-referenced headphone driver.
The WM9010 incorporates Wolfson Silent Switch™ technology
to provide pop and click suppression whenever the WM9010 is
enabled or disabled.
The WM9010 is supplied in a 12-pin CSP package.
Hi-fi audio headphone drivers (104dB SNR - ‘A’ weighted)
Stereo analogue audio inputs
Ground-referenced, cap-less headphone outputs
Integrated charge pump and oscillator circuits
Low quiescent current
RF noise suppression
Pop and click suppression
12-pin CSP package (1.84 x 1.34 x 0.7mm)
APPLICATIONS
Mobile Handsets
Portable Media Players (PMP)
Notebooks / Laptop computers
LCD televisions
ENA
GND
VDD
RF noise
suppression
Pop and click
suppression
INL
INR
INREF
-
+
-
+
HPOUTL
HPOUTR
Oscillator
WM9010
Charge Pump
WOLFSON MICROELECTRONICS plc
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Production Data, February 2011, Rev 4.0
Copyright ©2011 Wolfson Microelectronics plc









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WM9010 Даташит, Описание, Даташиты
WM9010
Production Data
TABLE OF CONTENTS
DESCRIPTION .......................................................................................................1
FEATURES.............................................................................................................1
APPLICATIONS .....................................................................................................1
TABLE OF CONTENTS .........................................................................................2
PIN CONFIGURATION...........................................................................................3
ORDERING INFORMATION ..................................................................................3
PIN DESCRIPTION ................................................................................................3
ABSOLUTE MAXIMUM RATINGS.........................................................................4
RECOMMENDED OPERATING CONDITIONS .....................................................4
ELECTRICAL CHARACTERISTICS ......................................................................5
TERMINOLOGY............................................................................................................. 6
DEVICE DESCRIPTION .........................................................................................7
INTRODUCTION............................................................................................................ 7
HEADPHONE DRIVER .................................................................................................. 7
CHARGE PUMP............................................................................................................. 8
APPLICATIONS INFORMATION ...........................................................................9
RECOMMENDED EXTERNAL COMPONENTS............................................................. 9
PCB LAYOUT CONSIDERATIONS................................................................................ 9
PACKAGE DIMENSIONS ....................................................................................10
IMPORTANT NOTICE ..........................................................................................11
ADDRESS:................................................................................................................... 11
REVISION HISTORY............................................................................................12
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PD, February 2011, Rev 4.0
2









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WM9010 Даташит, Описание, Даташиты
Production Data
WM9010
PIN CONFIGURATION
The WM9010 is supplied in a 12-pin CSP format. The pin configuration is illustrated below, showing
the top-down view from above the chip.
1234
A INL INR
GND
B ENA
CPCA
CPCB
C HPOUTL
HPOUTR
CPVOUTP
CPVOUTN
ORDERING INFORMATION
ORDER CODE TEMPERATURE RANGE
PACKAGE
WM9010ECSN/R
Note:
Reel quantity = 5000
-40°C to +85°C
12-pin CSP
(Pb-free, tape and reel)
MOISTURE
SENSITIVITY LEVEL
MSL1
PEAK SOLDERING
TEMPERATURE
260oC
PIN DESCRIPTION
PIN NO
A1
A2
A3
A4
B1
B2
B3
B4
C1
C2
C3
C4
NAME
INL
INR
VDD
GND
INREF
ENA
CPCA
CPCB
HPOUTL
HPOUTR
CPVOUTP
CPVOUTN
TYPE
Analogue Input
Analogue Input
Supply
Supply
Analogue Input
Digital Input
Analogue Output
Analogue Output
Analogue Output
Analogue Output
Analogue Output
Analogue Output
DESCRIPTION
Left channel analogue input
Right channel analogue input
Positive supply
Ground
Input reference for INL and INR
Device Enable / Mute control
Charge pump fly-back capacitor pin
Charge pump fly-back capacitor pin
Left headphone output
Right headphone output
Charge pump positive supply decoupling pin
Charge pump negative supply decoupling pin
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PD, February 2011, Rev 4.0
3










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Номер в каталогеОписаниеПроизводители
WM9010Class G Stereo Headphone DriverWolfson Microelectronics
Wolfson Microelectronics

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