National Semiconductor Analog Product Guide 2011

164 Pages·2010·4.27 MB·English

by  National Semiconductor

Analog Products
Selection Guide national.com
2011
Data Conversion
Amplifi ers
Temperature Sensors
Clock and Timing
Interface
Audio
Power Management
Design Tools
Energy-Efficient Analog Makes the Difference
national.com
With 50 years of analog innovation, National Semiconductor LED Lighting
continues to create analog-intensive solutions that National’s constant-current light-emitting diode (LED) drivers
differentiate customers’ products by providing greater energy enable greater energy efficiency and flexibility in lighting
efficiency, precision, portability, better audio, and sharper designs. Driving numerous LEDs in one string, they provide
images in electronic systems. National’s technologies address greater than 90 percent efficiency and accurate
issues facing system designers in markets such as mobile current regulation with less power and heat
handsets, communications, and industrial applications. dissipation. Demand is soaring as LEDs replace
incandescent light bulbs in the home and HID
lamps in street lights and projectors. With their
Proven Analog Technology Leadership
energy-efficient nature, LEDs are also finding
National’s analog portfolio features leading-edge operational
increased adoption in automotive, exterior lighting,
amplifiers, interface technologies, data converters, and power
and infotainment applications.
management solutions. These devices provide solutions for
high-efficiency lighting, precision data acquisition, high-speed
Communications Infrastructure
serial communication and highly efficient power conversion.
As more of the world’s population shares files, photos, and
As a recognized world leader in power management, National
video, networking and data centers are growing exponentially.
continues to pioneer new energy-efficient devices, subsystems,
Increasingly, new wireless technologies are driving higher data
and architectures for next-generation system designs.
rates and requiring unprecedented
power consumption. National’s energy-
PowerWise® Products for Energy-Efficient Designs
efficient solutions enable routers,
For the growing number of designs where energy efficiency is
switches, wireless base stations,
a primary consideration, National has developed PowerWise®
modems, and DSL equipment to
solutions. With National’s PowerWise ICs, design engineers
consume less power and generate less
can create products and systems that consume less power,
heat. PowerWise solutions address
extend battery life, and generate less heat. PowerWise devices
rising energy costs and customer
and subsystems, found in every National product family from
demand for “greener” operations.
interface products to high-speed data
converters, from thermal management
Award-Winning Design Tools
to power regulators, can help solve
National’s unique WEBENCH® designer provides system
customers’ design challenges.
engineers a competitive advantage and faster time to market.
The PowerWise portfolio includes more than 300 of National’s National’s on-demand tools make it easy for system engineers
top energy-efficient analog and mixed-signal semiconductor to explore and learn, compare and select products, and then
devices that meet or exceed a set of stringent performance-to- design and build their system online. National’s WEBENCH
power metrics, making it easy for system designers to identify design tools enable novice and experienced designers alike
the most energy-efficient devices for their end products. to easily optimize their size and efficiency requirements using
online controls.
Personal Mobile Devices
National is focused on fully featured wireless
handsets and personal mobile devices,
products that enable people to search
the Internet, send email, stream video,
download music, and take photos. National’s
rich portfolio enables vibrant displays, clearer audio, better

portability, and longer battery life.
Industrial Automation
Increased efficiency and lower operating costs are the

driving trends in industrial automation, leading to increased
modernization, as well as intelligent sensing and control.
National continues to provide improved precision measurement
and control, continuous-calibration capabilities, and diagnostic
capabilities with reduced downtime and power usage.
Contents
New Products ..............................................................................................4 Audio
Mono and Stereo Boomer Audio Amplifiers .................................................99
Application Diagrams .................................................................................6
Specialty Audio .................................................................................................100
Data Conversion
Choosing an Audio Power Amplifier .............................................................101
Data Converter Product Portfolio ....................................................................17 High-Performance Audio ................................................................................103
GSPS Ultra-High-Speed A/D Converters ........................................................19
Power Management
MSPS High-Speed A/D Converters .................................................................22
Power Management Product Portfolio .........................................................105
kSPS Low-Power A/D Converters ...................................................................25
Switching Power Supply Topologies.............................................................106
kSPS Low-Power D/A Converters ...................................................................27
WEBENCH® Power Designer .........................................................................109
Imaging SIMPLE SWITCHER® Power Modules ..........................................................110
Analog Front Ends (AFE) ....................................................................................28 SIMPLE SWITCHER Regulators .....................................................................112
Amplifiers Non-Synchronous Step-Down (Buck)
Amplifier Product Portfolio ...............................................................................29 Switching Regulators .......................................................................................116
Amplifier Selection Tool ....................................................................................30 Synchronous Step-Down (Buck)
High-Speed Amplifiers .......................................................................................31 Switching Regulators .......................................................................................118
High-Speed Variable Gain Amplifiers .............................................................35 Switched-Capacitor Converters and Regulators ........................................120
Analog Video Products ......................................................................................36 Step-Down (Buck) Switching Controllers ....................................................121
Operational Amplifiers .......................................................................................39 Synchronous Step-Down (Buck) Switching Controllers ...........................122
Precision Amplifiers ...........................................................................................40 Step-Up (Boost) Switching Regulators .........................................................124
CMOS-Input Amplifiers ......................................................................................42 Buck-Boost Regulators ...................................................................................125
Current Sensing Amplifiers ...............................................................................43 Boost and Buck-Boost Controllers ................................................................126
Low-Voltage Amplifiers .....................................................................................44 Two-Switch Buck-Boost Controllers and
Micropower Amplifiers ......................................................................................45 Two-Switch Forward Regulators ...................................................................127
Shutdown Amplifiers ..........................................................................................46 Multi-Output Switching Regulators ...............................................................128
Low-Power Amplifiers .......................................................................................47 PowerWise® Adaptive Voltage Scaling (AVS) ............................................129
Precision and EMI-Hardened Amplifiers .......................................................48 Multi-Output Switching Controllers ..............................................................130
Low-Voltage, Low-Noise Amplifiers ................................................................49 Switching Regulators and Controllers for Isolated Applications.............131
High-Voltage Supply Amplifiers .......................................................................50 Isolated Controllers ..........................................................................................132
Comparators ........................................................................................................51 MOSFET Drivers ................................................................................................134
Power-over-Ethernet Controllers ...................................................................135
RF Power Detectors..............................................................................................52
Hot Swap/In-Rush Current Controllers .........................................................136
Temperature Sensors Low-Noise LDOs to Power RF and Analog Circuits ...................................137
Temperature Sensors Product Portfolio .........................................................53 Low-Iq and Negative LDOs .............................................................................138
Analog and Digital ..............................................................................................56 Low-Input/Low-Output LDOs for Powering Digital ICs ..............................139
Remote Diode ......................................................................................................58 Wide-Input-Voltage and Multi-Outputs LDOs..............................................140
Hardware Monitors ............................................................................................59 Low-Dropout (LDO) Linear Regulators ..........................................................141
Voltage References ..........................................................................................142
Clock and Timing
Power Sequencers and Supervisors ............................................................143
Clock Conditioners .............................................................................................60
LED Drivers ........................................................................................................144
Frequency Synthesizers ....................................................................................62
High-Performance TRIAC Dimmable LED Drivers .................................144
Clock Buffers .......................................................................................................64
WEBENCH® LED Architect ........................................................................145
Interface Applications for High-Brightness LED Drivers .......................................146
Interface Product Portfolio ...............................................................................65 Inductive-Boost Backlight LED Drivers ...................................................147
Serializers and Deserializers (Ser/Des) ..........................................................66 Switched-Capacitor Boost Backlight LED Drivers ................................147
Signal Conditioning ............................................................................................69 Flash LED Drivers .........................................................................................147
HDMI .....................................................................................................................75 High-Brightness LED Drivers .....................................................................148
Broadcast Video (SDI) .......................................................................................76 Lighting Management Units .......................................................................148
Mobile Pixel Link (Displays) ..............................................................................82 Linear Regulators for DDR Termination ........................................................151
Industrial Ethernet Solutions ............................................................................83 Motor and Motion Controllers ........................................................................152
Audio Packaging
Audio Product Portfolio .....................................................................................87 Advanced Packaging Technologies ..............................................................153
Mixed Signal Subsystems/Audio Codecs ......................................................89 Package Solutions ............................................................................................154
Analog Subsystems ............................................................................................91
Design Tools ..........................................................................................................155
Noise Reduction .................................................................................................93
Reference Design Library ...............................................................................156
Ceramic Speaker Drivers ..................................................................................94
Ground-Referenced and Headphone Boomer® Amplifiers .........................95 Index by Product ..................................................................................................157
High-Efficiency Boomer Class D Amplifiers ..................................................97
Boosted Boomer Moving Coil ..........................................................................98
national.com 33
New Products
Product ID Description Page
Amplifi ers and Comparators
LMH6629 Ultra-low-noise, high-speed operational amplifi er 31
LMP7312 E SPI-programmable Analog Front End (AFE) with differential and single-ended input/output 39
LMP8358 E Zero-drift, programmable instrumentation amplifi er 39
LMV7231 E Hex window comparator with 1.5% precision for hardware monitoring 51
LMP8640/HV Precision high-voltage fi xed gain current sense amplifi ers 43
Audio
LM48312/512 E Ultra-low-EMI, mono Class D audio power amplifi ers with E2S 97
LM49155 Uplink noise reduction and downlink SNR-enhancing analog audio subsystem 92
LMV1051 Adaptive noise canceling microphone processor with microphone beamforming technology 93
LMV1100 Active noise canceling processor with integrated custom-tuned fi lters 93
Automotive Grade
DAC121S101Q E 12-bit, single-channel, automotive-grade digital-to-analog converter 27
DS90UB901/02/03/04Q 10 MHz to 43 MHz, DC-balanced FPD-Link III bidirectional control serializers and deserializers 68
DS99R124Q E 5 MHz to 43 MHz, 18-bit color FPD-Link II to FPD-Link converter 68
LM25011Q 42V, 2A, constant on-time switching regulator with adjustable current limit 116
ADC128S052Q E 8-channel, 200 kSPS to 500 kSPS, 12-bit A/D converter 26
DS90UR905/06/07/08 E 5 MHz to 65 MHz, 24-bit, FPD-Link II LVCMOS serializers and deserializers 68
DS90UH925/926 5 MHz to 85 MHz, 24-bit, FPD-Link III LVCMOS with HDCP serializer and deserializer 68
Clocking
LMH1983 E 3G/HD/SD video clock and timing generator with audio clock 36
LMH2191 Dual-channel, 52 MHz clock tree driver for mobile phones 64
Data Conversion/Hardware Monitors
ADC12D1000/1600/1800 E 12-bit 2.0/3.2/3.6 GSPS ultra high-speed ADCs 19
ADC128D818 E 12-bit, 8-channel ADC system monitor with internal/external reference 25
LM96080 E 10-bit, 7-channel system monitor with fan monitoring 59
DAC161S055 E Precision 16-bit low-noise buffered voltage-output DAC 27
PowerWise® product E Evaluation board W WEBENCH® enabled
4
Product ID Description Page
Interface
DS92LX1621/1622/2121/2122 21-bit Channel Link III serializers and deserializers with embedded clock and control channel 67
DS92LV0411/0412 Channel Link II Ser/Des with embedded clock and 4-bit LVDS interface 67
DS92LV2411/2412 Channel Link II Ser/Des with embedded clock and 24-bit LVCMOS interface 67
LED Drivers
LM3414 1A, 60W, common-anode-capable, constant-current buck LED driver 148
LM3434 E Common-anode-capable high-brightness LED driver controller with high-frequency dimming 146
LM3444 AC-DC offl ine LED driver 148
LM3445 TRIAC-dimmable LED driver 148
LM3450 Power factor correction controller with phase-dimming decoder 148
LM3464 LED driver with dynamic headroom controller and thermal control interface 149
Power Management
LM25066 Integrated system power protection and management IC with PMBus 136
LM27402 High-performance synchronous buck controller with DCR current sensing 122
LM34919B E Ultra-small 6V to 40V, 600 mA buck regulator 117
LMZ10503/05EXT E, W
LMZ12001/02EXT E, W Rugged extended temperature, 5V, 20V, and 42V SIMPLE SWITCHER® power modules 111
LMZ14201/02EXT E, W
LM(2)5119 42V/65V, dual-channel, dual-phase ECM buck controller 122
RF Detectors
LMH2120 40 dB linear RMS RF power detector 52
LMH2110 E 8 GHz logarithmic RMS power detector with 45 dB dynamic range 52
Space Grade
LM4050QML 2.5V, 5V, 10V precision shunt voltage reference 142
LM98640QML Dual, 14-bit, 3 MSPS to 40 MSPS Analog Front End (AFE) with LVDS output 28
PowerWise® product E Evaluation board W WEBENCH® enabled
national.com 5
Industrial Sensing and Control
Bridge Sensors — Pressure, Load, Force Photoconductive/Photovoltaic
CF
2.5V 5V
RF 5V
DPHOTO
10V Photoconductive diode - CS
10V +-Amp RB 5V ifsa sbtiears reeds, ppornosveides CD CCM +Amp ADC DSCOULTK
RA 10V VA ADC CSB
- GND SDATA
RG RRFF +Amp VIN SCLK
- 10V RA RB CF
Amp RF 5V
PSreesnssuorre + IIN
Photovoltaic more
- CS
lciunreraern, tn. oG leenaekraagtees CCM +Amp ADC DSCOULTK
voltage proportional CD
to light
Solutions Examples Pages Solutions Examples Pages
Amplifier LMP8358, LMP7312, LMP7704/ 09 39, 40 Amplifier LMP7701, LMV851, LMP7715, LMV841 40, 41, 48
ADC ADC121Sxx1, ADC121C02x, ADC101Sxx1, ADC101C02x 25, 26 ADC ADC101Sxx1, ADC101C02x, ADC121Sxx1, ADC121C02x 25, 26
Power LM2267x, LM500x, LM284x 112, 116 Power LM284x, LM500x 116
Reference LM4030, LM4132/ 40 142
Temperature-Thermocouple Interface Temperature-RTD
+V
Temp Sensor 4 Reference
1 V+VD4D3 CTVoelmOdUp JTeurnactutiroen Full ASvc1 aM=l e2 0~0 500oC 180Ω+5 4370pF 1ADC 2465 SS/CDCSALTKATo RTD 1 25AMP+-34 5 234 +-AM+PV5 1 1R02K 1R01K
5 5K +V 34 Ref 6 4.096V μP 2 1R05K +V
TherTmypoec oKu ple CToRClJedRf eJruenncc2teion CCooppppeerr 5K 132M-+AMP74 The6ArOmmupotlcpiofiuuetpdl e180Ω1,234707,8pF 1AD2C100nF 465 SS/CDCSALTKA 2R.58K 43 +-AM+PV52 1 1R306.KR01R4074KK 341R0+-3AKMP52 1 1 μFADC LM2 4k0Ω40-2.V5A
Av = (1+2R5/R7)(R1/R2)
Solutions Examples Pages Solutions Examples Pages
Amplifier LMP7701, LMP7715 41 Amplifier LMP7704, LMP7716 41
ADC ADC122S021, ADC121S021, ADC102S021, ADC121C02x 25, 26 In Amp LMP8358 39
Temp Sensor LM94022 56 ADC ADC121S021, ADC121C02x 25, 26
Reference LM4030, LM4132/40 142 Reference LM4030, LM4132/40 142
Power LM284x, LM500x 116
For additional application information and block diagrams, visit: national.com/sensing
6
Vibration Ultrasonic Speed Sensing
+5
100K 100K 4 4.096V
1K +24V + 31,2Ref7,86.1μF 1μF 3 1ADC 465 S/SCDCSALTKA CTPoU Amp Amp ADC
100K Amp- 100K 180 2 UTRrelatcrnaessidvouencriecr ABmanpdlipfiaesrs a Fnildter ABmanpdlipfiaesrs a Fnildter Amp
4.096V 470pF Processor
Comparator
47K 330pF +5 330pF +5 330pF +5 DAC
3.57K 15K 3.57K 15K 3.57K 15K
+ + +
Amp Amp Amp
470pF - 470pF - 470pF -
47K
Amp Amp
PieSzoeenlseocrtric 10μF 10K 40.2K 10μF 10K 40.2K 10μF 10K 40.2K UTrlatrnassdounciecr Driver Buffer
Receiver
Solutions Examples Pages Solutions Examples Pages
Amplifier LMP2021/ 22, LMP7731/ 32 40 Amplifier LMV771/ 91 42
ADC ADC141S626, ADC161S626 27 ADC ADC121S101 26
Power LM284x, LM500x 116 DAC DAC121S101 27
Voltage Reference LM4030, LM4132/40 142 Comparator LMV7219 51
Power LM284x, LM500x 116
Reference LM4030, LM4132/ 40 142
Solutions for pressure sensors, load cells, thermocouples, and optical sensors
Reduces design time — move rapidly from concept to design to prototyping
• Select a sensor
• Modify key parameters to meet specification
application needs
• WEBENCH® Sensor Designer tool creates a complete design
(schematic, BOM, detailed error analysis)
• Customized solution to meet specific performance needs
• A “Build It” option (PC board/components from design)
expedites prototyping
national.com/sensors
For additional application information and block diagrams, visit: national.com/sensing
national.com 7
Test and Measurement
Spectrum Analyzer
Memory
VGA/Diff Amp
Mixer FPGA
(Time/Frequency
Input ADC DSP
Domain Modulation
Analysis) View
PLL Dist. PLL
CPU LDO
Clock Source DC-DC
POWER
Solutions Examples Pages
Amplifi er LMH6505, LMH6515/ 17/ 18, LMH6552/ 54 32, 35
ADC ADC10D1000/ 1500, ADC16V130, ADC16DV160, ADC12D1000/ 1600/ 1800 19, 21, 22, 23
Clock Source LMX2531/ 41, LMK040xx, LMK010xx, LMK030xx 60, 61, 62, 63
Power LMZ1200x, LP3990, LP38511 111, 138, 141
Oscilloscope/Digitizer
Key Pad
CPU
Ch1 MUX DVGA Diff Amp Display
JFET
Buffer
VCM
ADC
MUX
Ch2
JFET
Dist. PLL
Buffer + Clock Source FPGA
DAC -
Comparators Memory
DAC
Trigger +
DAC -
Trigger
DAC
Video Sync
LDO
Solutions Examples Pages
DC-DC
Amplifi er LMH6702/03, LMH6552/54/ 55, LMH6515/17/18, LMH6570, LMH1980/ 81 31, 32, 34, 35, 36, 38
Power
Comparator LMH7220, LMH7322/ 24 51
ADC ADC12D1000/ 1600/ 1800, ADC10D1000/ 1500, ADC08D1000/A, ADC08D1500 19, 21
DAC DAC161S055, DAC121S101, DAC122S085, DAC121C085 27
Power LMZ1050x, LM21305, LM2267x 111, 112, 119
Clock Source LMX2531/ 41, LMK040xx, LMK010xx, LMK030xx 60, 61, 62, 63
88
I/O Module
Input to I/O Module Output from I/O Module
Amp
Input Module
Sensor 4 to 20 mA
± 5 V
0 to 10V
Amp/ADC
0 to 5V
Smart
± 10V
Sensor
Voltage output up to 300 ft/
4 to 20 mA output up 1000 ft
Output Module 4 to 20 mA
± 5 V
0 to 10V
0 to 5V
± 10V
Solutions Examples Pages Actuators,
Amplifier LMP7312, LMP7715/16, LMP7701, LMP2021 39, 40, 41 Drivers
ADC121S021, ADC128S052, ADC121S625,
ADC 26, 27
ADC141S626, ADC161S626
DAC DAC161S055, DAC121S101, DAC122S085, DAC124S085 27
Power LM5009A, LM5008A 116
Data Acquisition
Solutions Examples Pages
ADC Amplifier LMP8358, LMP7312, LMP7704, LMP7712/ 15/ 16 40, 41
Temp and ADC ADC128S022, ADC128S052, ADC128S102 26
Voltage
Power LM25011, LM25575 113, 116
Monitor ADC Micro-
Signals controller Reference LM4132/ 40 142
22 Channels
Needed
ADC
24VDC 3.3V at 1A
Power
For additional application information and block diagrams, visit: national.com/industrial
national.com 99
Setting Control Points/Sensor Drive
Variable Sensor Voltage Drive Adjustable ADC Reference
(adjusts sensor output) (adjusts ADC range)
VA
3
6 SYNC
VOUT 1 DAC 5 SCLK VA
120 pF +5V 4 DIN VA
4 5 2
Ref DAC
1 µF 1 µF +
43 +A+m5Vp5 1 3 2 -AmpRF VA Mcoinctrroo-ller
– 2 180(cid:2)
100 k(cid:2) 0.2 µF
470 pF 2.0V4R8EVF +5V R1 ADC
1 8
AV = 100 2.02 k(cid:2) 2 +IN ADC 76 SDCOLUKT RF
-IN 5 CS -
3
4 Amp
+
+5V 100 k(cid:2) 0.2 µF 470 pF AV = 100
3 A–mp5 1
4 + 2 180(cid:2)
Solutions Examples Pages Solutions Examples Pages
Amplifier LMP7701/ 02, LMP8358 39, 40 Amplifier LMP7701/02, LMP8358 39, 40
DAC DAC121S101, DAC101S101, DAC161S055 27 DAC DAC101S101, DAC121S101, DAC161S055 27
ADC ADC121S625 27 ADC ADC121S625 27
Reference LM4030, LM4132/40 142 Reference LM4030, LM4132/40 142
Variable Current Source Offset and Gain Calibration
R R
-
Amp ADC
- + Serial
Amp Output
+
R
SCLK VDAC A Supply
DOUT DAC Voltage
CSB R R IO Offset
B Adjust
DAC
if RA + RB = R Load
V
DAC
IO = DAC Full-Scale Adjust
R
A
From Processor
Solutions Examples Pages Solutions Examples Pages
Amplifier LMP7711 40 Amplifier LMP7701 40
DAC DAC081S101, DAC101S101, DAC161S055 27 ADC ADC121S101 27
Reference LM4030, LM4132/4 0 142 DAC DAC122S085, DAC161S055 27
Reference LM4030, LM4132/40 142
For additional application information and block diagrams, visit: national.com/sensing
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