德州儀器+啟用MSPM0低成本MCUs用于建筑自動化和家庭醫(yī)療保健

Webinar

EnableMSPM0low-costMCUs

forbuildingautomationandhome

healthcare

ChristianGreef

Medicalsystemsengineer

ColinHice

Systemsengineer

DavidStout

Systemsengineer

ShreyaMandal

Productmarketingengineer

2

MSPM0MCUs|Moreoptions.Unlimitedpossibilities.

ThemostcomprehensiveportfolioofArm?Cortex?M0+microcontrollersthatdeliversthesensingandprocessingfeaturesyouneed

?Leveragingrecentcapacityandcostinvestments

?Industry’ssmallestpackagesenablethesmallestPCBdesigns

?HighperformanceintegratedanalogtoreduceBOMcost

Cost

optimized

?32/80MHz,8-128kBflash,16-64pins,andscalableanalog

?Pintopincompatibleacrosswiderangeofmemory&analogoptions

?105C,125C,andAEC-Q100automotiveoptions

Scalable

?Fast,fullygraphicaldeviceconfigurationwithcodegeneration

?Codesizeoptimizeddrivers(1/3rdthesizeofcompetitors)

?Plug-and-playsubsystems,codeexamples,andreferencedesigns

Simpletouse

MSPM0G3x

MSPM0G1x

MSPM0G3x

MSPM0G1x

MSPM0L1x

MSPM0G3x

MSPM0G1x

MSPM0L1x

MSPM0L1x

MSPM0L1x

MSPM0G3x

MSPM0G1x

MSPM0L1x

MSPM0G3x

MSPM0G1x

MSPM0L1x

MSPM0G3x

MSPM0G1x

MSPM0G3x

MSPM0G1x

MSPM0G3x

MSPM0G1x

MSPM0G3x

MSPM0G1x

MSPM0G3x

MSPM0G1x

MSPM0G3x

MSPM0G1x

MSPM0G3x

MSPM0G1x

MSPM0G3x

MSPM0G1x

MSPM0G1x

MSPM0L1x

MSPM0G1x

MSPM0L1x

MSPM0G3x

MSPM0G1x

MSPM0G3x

MSPM0G1x

MSPM0G1x

MSPM0G3x

MSPM0G3x

MSPM0G3x

MSPM0L1x

MSPM0L1x

MSPM0L1x

MSPM0L1x

MSPM0L1x

MSPM0L1x

MSPM0L1x

MSPM0L1x

MSPM0MCUs

Broad

scalability

Flash

128KB

64KB

32KB

16KB

8KB

SOT-16

2x4mm

VSSOP-20

3x5.1mm

VQFN-24

4x4mm

VSSOP-28

3x7.1mm

VQFN-32

5x5mm

VQFN-48

7x7mm

LQFP-48

7x7mm

LQFP-64

10x10mm

32MHz

L-seriesMCUs

80MHz

G-seriesMCUs

Pintopin

Hardwareandsoftwarecompatible

32MHzL-series

80MHzG-series

80MHzG-serieswithCAN-FD

4

MSPM0L-seriesmicrocontrollers

<$0.39

startingat1kU

<0.5μV/°C

Op-ampinputoffsetdrift

46

8kB-64kBmemory,

package,peripheraloptions

5

MSPM0G-seriesmicrocontrollers

Dual4Msps

12-bitADCswith14bitoversampling

3Xlowerlatency

Infieldorientedmotorcontrolloops

87

32kB-64kBmemory,

package,peripheraloptions

6

MSPM0LaunchPad

Anunconstrainedprototypingplatform

CCSTheia

Amodern,highperformanceintegrateddevelopment

environment

MSPM0softwareandtoolsecosystem

Rapidlydevelopwithlow-costMSPM0microcontrollers

MSPM0SDK

Software,tools,and

documentationtoaccelerateproductdevelopment

SysConfig&

AnalogConfigurator

Intuitivegraphicalconfigurationandcodegeneration

7

ProgrammableGainAmplifier

SmokeAlarm

PulseOximeter

AudioDriver

Smoke

Photodiode

IRLEDBlueLED

Audio

Driver

MCU

TIA

PGA

ADC

LEDDriver

LEDs

IndictorLEDs

MSPM0inbuildingandhomehealthcare

TransimpedanceAmplifier

LEDDriver

LEDDriver

TIA

Audio

Driver

PGA

8

MSPM0inhomehealthcare

ChristianGreeff

Medicalsystems

BloodPressureMonitoring

SubSystem:Low-costintegratedanalogfront-endwithfilteringandamplificationstages

Pressure

Resources:

?Schematic/Billofmaterials

?Simulations

?Examplefirmware

?Noiseanalysisscript

Oscillations

TIA

ScalableBatteryBackupWithProgrammableBuck/BoostOTG

SubSystem:scalableoutputpower(>1kW)usingupto32batterychargersandgauges

SubSystem:IEC60601-1-8MedicalAlarmDesign

Resources:

M0LaunchpadEVM,

AmplifierEVM

Medicalalarmcode

Alarmgenerationsoftwaretool

IEC60601-1-8compliantMedicalAlarmusingMSPM0MCU

?

?

?

Audio

MSPM0inmedical(ExampleApplications)

Single-ChipPulseOximeter

SubSystem:LEDdrivingandAnalogFrontEndforphotodiodewithamplification

Resources:

?Theoryofoperation

?Designguide

?SchematicandPCBfiles

?FullAlgorithmsourcecode

?DebugGUI

10

Demo

PulseOxandBPMdemos

MSPM0exampleapplications

Application/system

Hardwarekeyfeatures

Softwarekeyfeatures

Device

PulseOx

.Analogintegration

.TIA,OPA,DAC,ADC,HFXT

.Precisionsignalchain

.Lowvoltageoffset&drift

.Low1/fnoise

.：1%SYSOSCaccuracy

.Lowcost

.1μAstandby&61nAshutdown,

.SmallQFN&BGApackages

.DCtrackingandoversamplingforincreasedresolution(16bitoversampling)and>90dBdynamicrange

.Digitalfilteringforambient50/60hznoise

MSPM0L1306

BloodPressureMonitor

.Analogintegration

.VREF,OPA,DAC,ADC

.Precisionsignalchain

.Lowvoltageoffset&drift

.Low1/fnoise

.Lowcost

.1μAstandby&61nAshutdown

.SWforfastandprecisepressuremeasurementalgorithm

.Digitalfilteringforambient50/60hznoise

.Smoothmotorcontrol

MSPM0L1306

MedicalAlarm

.OPA,ADC,RTC

.Flashspace:32,64,128kBflash

.12BitDAC:

?Upto1Mspsoutputsamplingrate

?Integratedsampletimegenerator

.IEC60601-1-8StandardCompliant

.ConfigurableAlarms

.CustomAlarmCapability

MSPM0G150x

ScalableBatteryBackupSystem

.Analogintegration

.OPA,COMP

.Lowcost

.Charger/GaugeConfigurability

.Scalabilityfordifferentpackconfigurations

MSPM0L1306

or

MSPM0G3506

12

13

MCU/BLE

GPN

MSPM0L1306

MSPM0G1506

CC2340R2

Description

Cortex-M0+,64kBFlash,2xchopperOPAs:

2μVpp1/f.

BLE5.3,<11mA@+8dBmTX,256kBFlash

Technical

resources

Singlechippulseoximeterdesignbasedon

MSP430FR2355

MSPM0referencedesignproductoverview

MSPM0fullreferencedesigncomingsoon!

Single-chippulseoximeter

Designchallenge/problemstatement

Blockdiagram/schematic

Additionalresources

Single-ChipPulseOximeterWithMSPM0MCUs

DynamicRange:

.~90dBbyoversamplingto16bits

Range:

.BPM:30–240

.PerfusionIndex:0.1%-20%

Resolution:

.1BPM

.1%SPO2

Whatdifferentiatesthissubsystemsolution

Sims/measurements

Applications

.ClipPPG

.PatientMonitoringPPG

OPA:

.2μVpp1/fnoise

.100μVOffset,±0.5μV/°Cdrift

.Downto6pAIbonMSPM0L134x

DAC:

.8-bitDAConMSPM0Land12-bitDAConMSPM0G

ADC:

.12-bit1.68MSPSADCwithupto71dBSNR

.x128HardwareOversamplingAvailable

61nAShutdown

14

Single-chippulseoximeterblockdiagram

15

TPS7A24

TLV7A20

MCU/BLE

Amplifiers

Pump/ValveDriver

Power/Reference

GPN

MSPM0L1306

CC2340R2

LM324LV

INA350

DRV8210

TPS61220

TPS61040

ATL431LI

Description

Cortex-M0+,64kBFlash,2xchopperOPAs:2μVpp1/f.

BLE5.2,<11mA@

+8dBmTX,256kB

Flash

$0.045/1ku,5.1μVpp1/f,±1mVoffset

$0.14/1ku,3.2μVpp1/f,±0.2mVoffset

1.76AIout,

Iq(sleep)<84.5nA

2mmx2mm

(WSON),

Integrateddiodes

andloadswitch

Fixed,

2μAIqLDO

0.7V,

5μAIqBoost

Adjustable,

0.5%accuracy,80μA

IminShuntRef

Technicalresources

BloodPressureandHeartRateMonitorReferenceDesign

Highlyintegratedlow-costbloodpressuremonitor

Whatdifferentiatesthissubsystemsolution

Designchallenge/problemstatement

Low-costbloodpressuremonitorshavethefollowingchallenges:

?CostSensitivity

?Accuracyof±3mmHg(0.4kPa)fromrangeof0mmHg-290mmHg(0kPa-38.67kPa)

?Low1/fnoise<10μVpp

?LowVoffset/Tempdrift(<1mV/<5μV/°C)

?Support40–240BPMmeasurementrange

?0.5Hz–8Hz@60+dBofgainbandpassfilter

?Low-power/LowVoltage(LowISD,<3.3V)

?HighIntegration

Sims/measurements

Blockdiagram/schematic

Applications

Additionalresources

?TI’sMSPM0Lfamilyintegrateslow-powerprecisionsignal

Pressure

chaintoalowcostCortex-M0+MCU.

?<$0.60/1ku

?Arm-basedBloodPressureMonitor

?OPA:2μVpp1/fnoise,100μVOffset,±0.5μV/°Cdrift

?12-bit1.68MSPSADC,upto71dBSNR

?61nAShutdown

?Wrist-basedBloodPressureMonitor

?Integrated2-AmpINAforbridgesensingwithlow-noise

chopperOPAs,enablehighdynamicrangeatlowerpower

levels.

?Asinglequad-packageLMV324Acanbeusedforoscillometricmethodbandpassfilter,bridgecurrentbiasing,andVref

Oscillations

?Single-chipindependentpumpandvalvedriverwithDRV8210(~45mmx44mm)

FrequencyResponse(Top)TotalOutputNoise(Bottom)

Oscillometricmethodwaveformcapture

16

PressureSensor

?~15mVPressurerange

?~150μVPulseamplitude

INA(OPAs)

?~750mVPressurerange

?~7.5mVPulseamplitude

BPFilter2

?~0.53VPulseamplitude

BPFilter1

?~55mVPulseamplitude

17

Detaileddesign

?The2SMPP-03hasafullscale

outputrangeof42±5.5mV-50kPato50kPawith100μAbiascurrent.

Oscillations(Top)

Pressure(Bottom)

18

MCU

AudioAmplifier

ReferenceDesign

GPN

MSPM0G150x

TPA6211A1

TIDA-010040

Description

12bitDAC

3.1-W,mono,analog

inputClass-ABaudio

amplifier

Alarmtone

generatorreference

design

Technicalresources

?MSPM0-BasedMedicalAlarmDesign[AppBrief]

?DemystifyingmedicalalarmDesigns,Part1:IEC606001-1-8standardrequirements[Blog]

?DemystifyingmedicalalarmDesigns,Part2:Designinputsand

existingtechniques[Blog]

?DemystifyingMedicalAlarmDesignswithSmartDACs[Tech

note]

?Hardware-BasedSmartDACMedicalAlarmDesign[AppBrief]

?MultiparameterPatientMonitor

?InfusionPumps

?Dialysismachine

?Ventilator

Coincidencedetect(MSPM0OPA)

DACoutput

IEC60601-1-8compliantmedicalalarm/tonegeneratorusingMSPM0MCU

Designchallenge/problemstatementPrimaryAlarmBlockDiagramAdditionalresources

?Allthemedicaldevicesinhospitalsmustraisebothvisualandaudioalarmsforalertingnurses.

?IEC60601-1-8

?Classification:low,mediumorhighpriority

dependingontheintensityofthefailureevent.

?No.ofpulses,thepulsefrequencyrange,shapeofthepulses,patternofthesignalburstandmaximumamplitudedifferencebetweenthepulses

Applications

Waveforms

Whatdifferentiatesthissubsystemsolution

?Standardorcustomalarmcapability

?12bithighfidelityaudio,48kHz+

?Primaryalarmspeakermalfunction(coincidencedetection)

?Externalhostcontrolorstandalone

?IntegratedRTC

?LowCost

IEC60601-1-8compliantmedicalalarm/tonegeneratorblockdiagram

MSPM0-BasedMedicalAlarmDesign[AppBrief]

Evaluationhardware:

49mmdiameter

19

Blockdiagram/schematic

Additionalresources

Prototype

Applications

Scalablebatterybackupsubsystemwithadjustableoutput

Designchallenge/problemstatement

BatteryCharger

eFuse

MCU

I2C/SMBUSMux

GPN

BQ25720

BQ25731

TPS2663

MSPM0

G/L

TCA9548A

Key

Benefits

OTG3-24V

FastRoleSwapUSBPDsupport

PGOOD,SHDNCurrentMonitorRVPprotection

Integrated

Analog

Connectupto4chargersand4gaugespermux

Technicalresources

Multi-batterymanagementinmedical

ultrasoundsystems

Scalablemulti-packsmartbatterycharger

referencedesign

.Multibatterysolutionforflexibleand

scalablebatterybackupsystems

.Batterycapacityislimitedto100Whfor

airtravelforO2Concentrator,CPAP,

etc.

EEs

.Adjustable,regulatedsystemoutput

voltage

.Integratedprotections–Overvoltage,

ReversePolarity,Overcurrent

Whatdifferentiatesthissubsystemsolution

.CPAP

.OxygenConcentrator

.UltrasoundCart

.Capableofscalableoutputpower(>1kW)using

upto32batterychargersandgauges

.Loadsharing,OTGfunctionality(3-24V),and

simultaneousbatterychargingusingBQ25720/31

.Automaticchargecurrentmodulationbasedon

load

.Automaticswitchoverbetweenexternaladapter

andbatterypower(resistorprogrammable)

20

.IntegratedanalogwithMSPM0MCU

Scalablebatterybackupblockdiagram

Evaluation

SystemLoad

hardware:

charger/gaugecommunication

Externalpower

22

AdditionalMSPM0applicationsinmedical

?Fetaldopplermonitor

?IRthermometer

?Bloodglucosemonitor

23

MSPM0inbuildingautomation

ColinHice&DavidStout

Buildingautomationsystems

24

PIRsensoroverview

Technologyoverview

?PassiveInfrared(PIR)

?Cost-optimizedandlow-powermotiondetectiontechnique

?Temperaturesensitiveelectrodesgeneratealternatingpulseswhenmotionisdetected

?Amplitudechangeswithdistance

?Frequencychangeswithspeed

?Generallyproducesalow-

amplitude,needexternalfilteringandprocessingtointerpretdata(Hundredsofmicrovoltstolow

millivolts)

PIRmotionsensorsolutionwithlow-costMSPM0

TIsystemvalueproposition

2zero-driftchopperstabilizedop-ampsgivelownoisesignalchainforreducedfalsetriggers

12-bitADCwithwindowedthresholdforlow-powersensors;useofADCratherthansimplecomparatorallowsforadvancedsignalprocessing

12-bitand8-bitDACforsettingcustomOp-ampbiasvoltage-canbeusedtotracksensorDCoffset,

eliminatingnoisycapacitorsinHPFstages

1uAstandbymodecurrentconsumptionhelptoextendbatterylife

Inpreliminarytesting,havebeenableto

achievedetectionofhumanmotion(bothlatitudinaland

longitudinal)at10m

across100°fieldofviewwithoutregisteringfalsetriggers

26

Datavisualization

AbsoluteValueVisualization

PIRSensor

ADCWindowComparator

Data

Processing&SerialOutput

Low-powerbandpassfilter

MSPM0xxMCU

PIRmotionsensorsolutionwithlow-costMSPM0

KeyFeaturesformotionsensors

?2Zero-DriftchopperstabilizedOp-Amps

?12-bitADCwithwindowedthresholdforlow-powersensors

?Integratedvoltagereference(1.4Vand2.5V)

?DACforsettingcustomOp-ampbiasvoltage

?1uAStandbymodecurrentconsumption

Supporteddevices

Core

Interface

Analog

Timers

MSPM0L1303/4/5/6

8-64kB

8-32pin

32MHz

ARMCM0+

1xLIN

ADC12,

COMP,

2xOPA

1xGPAMP

4xGP

1xSysTick

MSPM0G3505/6/732-128kB

32-64pin

80MHz

ARMCM0+

1xLIN

1xCAN-FD

2xADC12,

DAC12

3xCOMP,

2xOPA

1xGPAMP

SharedVREF

3xGP

3xAdvanced

1xHiRes

1xSysTick

28

Examplebuildingautomationapplications

Endequipment

Applicationrequirements

VideoDoorbell

?Keepcameraasleep,onlywakeupwhenmotionisdetectedtosavepower

?Low-noisereducesfalse-triggersandwakeupsfromoutdoorenvironment

IPNetworkCamera

?Robustmotionsensingoverlongrange

?Highefficiencyforbatterypoweredsystems

?Generallylimitedspace,idealforMSPM0L

MotionDetector

?Verylongbatterylife

?Extremelylow-noisesignalchainforlongdetectionrange

SmartThermostat

?LimitACwhenroomisunoccupied

?Configurablesensitivityandtimeoutperiod

analogsensing

PhotoAmp

Regulator

COAmp

MCU

IRLED

Driver

Boost

BlueLEDDriver

HornDriver

TPS880x

Targetsubfamily:Custom,MSPM0/MSP430/CCxxxxMCUs

Collateral:

?TPS8802+MSPM0/MSP430referencehardware

?ResidentialSmokealarmAFE

?CommercialSmokedetectorAFE

?MSPM0Arm-basedmicrocontrollers

?MSP430?ultra-low-powersensing&measurement

MCUs

Integrated

Integratedanalogsensinganddigital

PhotoAmp

Regulator

COAmp

MCU

IRLED

Driver

Boost

BlueLEDDriver

HornDriver

MSPM0/MSP430FR2355

Targetsubfamily:MSPM0/MSP430MCUs

Collateral

?TIDA-010941:SmokeDetectionwithAmbientLight

CancellationusingM0

?StreamliningSmokeDetectorDesignsWithHighly

IntegratedMSPM0MCUs

?MSP430FR2355IntegratedAnalogMicrocontroller

TIsmokealarmsolutions

UL2178theditionineffectJune2024,9theditionasofJune2025(UL268forcommercialvariants)

?DetectionofsmolderingPolyurethanefires,hotterandfasterfiresleadingtoareductioninescapetimefrom17to4minutes

?Distinguishbetweenrealfireandfalsealarms(cooking,dust,etc.),addedgo-no-gotestin9thedition

Discreteanalogsensing

Targetsubfamily:Generalpurposeamplifiers,MSPM0/MSP430/CCxxxxMCUs

Collateral:

?TIDA-010014

:PhotoelectricIRLEDdriver

?Transimpedanceamplifier

blogseries

?TIDA-00756

:COdetector

?MSPM0Arm-basedmicrocontrollers

?MSP430?ultra-low-powersensing&measurement

MCUs

GND

AGND

PGND

DGND

TIsystemvalueproposition

DemoplatformpairsMSP430/MSPM0withTPS8802AFEtorealizefullsignalchainfordual-wavephotoelectricsmokedetectorforapplicationstargetingcompliancetolatest-generationUL217/268standards

Supportfor2-terminalor3-terminalpiezosounderforaudiblealarm

Smokechambersupportingmultipleconfigurations(forwardscatteronlyorforward&backscatter)

USBconnectiontoPCenablesGUIfordeviceset-upandreal-timedatavisualization

VLX

CODetection

COSensor

TGS5141-P00

CO

VBST

ADS1220EVM

ACDCIn9Vto16V

VCC

PLDO

3Vor9VBattery

OrBackupifACDC

inputnotused

VINT

SmokeDetection

Photodiode

SFH203

VLED

IRLED

SFH4554

BlueLEDC503B-BAN-

CY0Z0451

VMCU

Test/SilenceButton

LED

Indicators

MCUSEL

VIN

GPIO

ADCPort

AMUX

Pad

GPIO

LEDEN

GPIO

MCU

MSPM0L13xx

/

MSP430FR23

5x

MSPM0LLaunchPad

HBEN

I2C

SCLSDACSEL

VLED

INT_MCU

GPIO

INT_UNIT

ToInterconnectionBus

ADC

Port

HORNFB

HORNSL

Piezo

PT-2035FPQ

Reserved

MSP430

Launch

HORNBR

Gain=100MΩ

Photodiode

SFH203

BackScatterChannel

TLV906x

TLV906x

Dualwavecombosmoke/COalarmdemoplatform

DCDCBoost

TPS8802

300mV

Reference

REF0P3

COO

COAmp

CON

COP

INTLDO

ToAnalogBlocks

MCULDO1.5V,1.8V2.5V,3.3V

MCUENA

VMCUSET

Photo

ReferenceandCOTEST

PREF

ToIOBuffers

Photo

AMUX

COO

AOUTPH

PDO

PhotoAmp

PDP

PDN

PDO

LEDA

LEDENA

LEDB

LEDENB

DINA

CSA

DINB

CSB

LEDSEL

LEDENA

LEDENB

GPIO

ToHorn

Block

VBST

LEDLDOLEDLDO

I2C

Digital

Core

VBST

BatteryTest

ProgramableLOAD

INT_DIR

VBST

InterconnectIOBuffer

VBST

HBEN

Horn

Driver

3

LaunchPad

LMT84

Heat

Detection

30

AppNote:“Dual-RaySmokeDetectorwiththeTPS8802andMSPM0MCUs”

SmokedetectionreferencedesignusingMSPM0L1306

UL2179thed.,SmokeDetector

?Smokesensingschemeandalgorithmtoreducefalsealarms

70dBsensingSNR

PassesUL2179theditionsensitivityandFireroomtests

?Modulated-basedsensingarchitectureforambientlightrejection

>60dBrejection;DC,120Hz+Harmonics

Nocomplexchamberdesignrequiredenablesplatformforchamber-lesssolution

?Dual-beamsensingwithairqualityindicationcapability

Particlesizeestimation:300nm-10μm(±0.2μm)

Massconcentration:1+mg/m3(±30%)

?10+yearsbatterylifeon9Vbattery

Benefits

?Lowopticalchamberandmanufacturecomplexity

?AdjustablesignalchaingainthroughNpulseintegration(13MΩw/N=2)

?Smoke+AirQualitysensingwiththesameopticalandanalogfrontend

?10+yearsbatterylifewith9Vbattery

CookingNuisanceFlamingPU

32

Ratiosdifferen

hiftsfrom

tparticles

re5%/ft

Alarmbefo

isancetest

N

oalarmduringnu

TIDA-010941

Smartanalogsensorinterfaceforsmokedetectionwithambientlightcancellationreferencedesign

Designstatus:In-design

Features

?Modulation-basedsensingsignal-chainwithambientlightrejection

?DC,120Hz+harmonics:>60dBattenuation

?SignalChainSNR:70dB(128pulses)

?Advancedcompressivesensingtechniqueforlowpoweroperation

?TotalCurrentConsumption:5μA(singlepulse,1HzODR)

?>3xlowerpowercomparedto128pulseaveraging

?Dual-beamairqualitysensing

?Particlesize:300nm–10μm(±0.2μm)

?Massconcentration:1+mg/m3(±30%)

Applications

?Chamberedorchamber-lesssmokedetector

?Airqualitysensing

Tools&resources

?TIDA-010941ToolsFolder

?DesignGuide

?DesignFiles:Schematics,BOM,Gerbers,etc.

?DeviceDatasheets:

?MSPM0L1306

?TLV9062S

?HDC2010

?TPS7A24xx

?TS5A623157

?SN74LVC1G66

PartNumber

Memory/Pin

Analog

Timers

MSPM0L1345/6

2xOPA,DAC8,ADC12,COMP,GPAMP

DataAcquisition

ADC12

-

OPA

+

DAC8

Internal8-bitreferenceDACtosetVbias

KeyFeaturesinMSPM0L134x

MSPM0L134xsmokedetectorconcept

?Low-costMCUsolutionwithrichanalogintegration

Opticalsensing

?2xOPA(TIA)with10pAInputBiascurrent

?InternalconnectionbetweenOPA-PGA&OPAs-ADCtoeasePCBlayoutforlowernoise

?1uASTANDBYcurrenttoreducesystemsupplycurrentconsumption

?Scalablepin-to-pincompatibleupgradepathfor8K-to-16Kand32K-to-64Kmemory

?2xOPAwithlowinputbiascurrent(10pA)for2-

channelorcascadedtrans-impedancea