upower analog 2q08 calpoly sm final
TRANSCRIPT
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MSP430Compatible
T Protomasters
2008 Product andApplication Overview
Cal Poly PomonaM ay10, 2008
Presented By:Dan Andrews
T Protomasters
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TI Portfolio of M SP430 related products
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F ocus for Cal Poly M SP430 Projects
Low power applications Low power and green power supply options
Energy harvesting
Types of transducer input devices Device selection signal conditioning solutions Output devices
Some tools to make the task a bit easier
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MSP430Compatible
A few choices for M SP- 430 Low power applications
L owest Power, highest efficiency
Reverse battery protection
Enable/disable function
Output shou ld be disconected when di sabled
L owest power suppl y voltage
Buck-boost topology
Voltage inverter for power suppl ies
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Low pow er exam plesBuck /boost SMPS
TPS6120x
http://focus.ti.com/lit/ds/symlink/tps61200.pdf
Up to 96% Efficiency1200-mA Output Current at 3.3V in Step Down Mode (VIN = 3.6V to 5.5V)Up to 800-mA Output Current at 3.3V in Boost Mode (VIN > 2.4V)Automatic Transition between Step Down and Boost ModeDevice Quiescent Current less than 50AInput Voltage Range: 1.8V to 5.5VFixed and Adjustable Output Voltage Options from 1.2V to 5.5VPower Save Mode for Improved Efficiency at Low Output PowerForced Fixed Frequency Operation and Synchronization possibleLoad Disconnect During ShutdownOver-Temperature ProtectionAvailable in Small 3 mm 3 mm, QFN-10 Package
TPS63001
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Low pow er exam plesCharge pum ps and inverters
featuresInverts Input Supply VoltageUp to 60-mA Output CurrentOnly Three Small 1- F Ceramic
CapacitorsNeededInput Voltage Range From 1.6 V to 5.5 V
PowerSave-Mode for Improved Efficiencyat Low Output Currents (TPS60400)Device Quiescent Current Typical 65 A Integrated Active Schottky-Diode for
Start-Up Into Load
http://focus.ti.com/lit/ds/symlink/tps60400.pdf
TPS60310 TPS6040X
http://focus.ti.com/lit/ds/symlink/tps60310.pdf
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Reverse vo ltage p rotect ion
Other L ow power solutions
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REF30xx Family : 0.2%, 50ppm/ C (max)
Iq 50 A (m ax )
REF29xx Family : 2%,100 ppm/ C (max) low
cost
Low POWER!Low Drift!
Part OutputVolt.
Input VoltRange
Temp Drift(ppm/C)
max
Int Accuracy Iq(A)max
0.1 to 10Hznoise (Vp-p)
$ in1k
Packages Features
REF3012 1.25 1.8 to 5.5 50 0.2% 50 20 0.59 SOT23-3 1mV drop out, sources 25mA
REF3020 2.048 1.8 to 5.5 50 0.2% 50 28 0.59 SOT23-3 1mV drop out, sources 25mA
REF3025 2.5 1.8 to 5.5 50 0.2% 50 35 0.59 SOT23-3 1mV drop out, sources 25mA
REF3033 3.3 1.8 to 5.5 50 0.2% 50 41 0.59 SOT23-3 1mV drop out, sources 25mA
REF3040 4.096 1.8 to 5.5 50 0.2% 50 45 0.59 SOT23-3 1mV drop out, sources 25mA
Lo w Pow er Referenc es
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Precisio n references as Pow er su pp ly
A precision reference may be used
as a regulated supply to powermicrocontrollers, A/D convertersand also provide a precisionexcitation voltage for transducers
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Most com m on m easurem ents
Voltage Current
L ow side H igh side
Temperature I ntegrated sensors Semiconductor Thermistor Thermocouple RTDs
Pressure
Force Strain Weight
Light
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Sign al Processin g Cons iderat ions
Op-Amps Type of sensor I q, Power Vos I ni tial voltage off set Vos Dr if t Linearity RIO Common mode range Noise ? GBWP Sensor i mpedance/ input bi ascurrent
I nstrumentation Amps
M easur ement appli cation Drift Gain I q
Comparators Threshold detection
A/D Conversion I nternal slope converter External SAR conver ter H igh resolution External Temp sensors
D/A Conversion I nternal PWM External Stri ng DAC R2R L adder DAC
Other interface options Temperature sensors 4-20 mA tr ansmitters
Sensor Conditioners andlinearizers Photo diode amplif iersand integrators
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Part Rail-Rail/
SHDN
Ch Offset(mV)Max
Drift(V/C)
Typ
Ib(pA)Max
Noise1kHz
nV/ Hz
GBWMHzTyp
SRV/sTyp
VinLowMin
VinHighMax
VoutLowMin
VoutHighMax
VsupSpec
Vsup Iq/chmAMax
$ in1k
1.8V Battery Operation for FLASH based MSP430FxxxOPAy349 I/O N S,D 10 10 10 300 0.07 0.02 -0.2 5.2 0.3 4.7 5 1.8 to 5.5 2 0.69
TLV276x I/O Y S,D,Q 3.5 9 15 95 0.5 0.2 0 3.6 0.02 3.58 3.6 1.8 to 3.6 0.028 0.55
TLV278x I/O Y S,D,Q 3 8 15 18 8 4.2 0 3.6 0.07 3.5 3.6 1.8 to 4 0.77 0.59
OPAy363 I/O Y S,D,Q 0.5 3 10 - 7 5 -0.1 5.1 0.02 4.98 5 1.8 to 5.5 0.75 0.80
Lowest Power! for ALL MSP430 products
TLV240x/TLV278x
I/O N S,D,Q 1.2 3 300 500 0.005 0.002 -0.1 10 0.15 4.95 5 2.5 to 16 0.950.82u
0.75
OPAy349 I/O N S,D 10 10 10 300 0.07 0.02 -0.2 5.2 0.3 4.7 5 1.8 to 5.5 2 0.69
TLV27Lx O N S,D 4.5 1.1 60 90 0.16 0.06 -0.2 3.8 0.12 4.88 5 2.7 to 16 0.011 0.41
Excellent AC Performance i.e. Medical and Handheld Test
OPAy348 I/O N S,D,Q 5 4 10 35 1 0.5 -0.2 5.2 0.018 4.982 5 2.1 to 5.5 0.065 0.49
TLV278x I/O Y S,D,Q 3 8 15 18 8 4.2 0 3.6 0.07 3.5 3.6 1.8 to 4 0.77 0.59
TLV245x I/O Y S,D,Q 1.5 3 5n 49 0.29 0.12 0 5 0.15 4.87 5 2.7 to 6 0.034 0.53
Lowest Error at input/sensor (High Precision Low Offset, Low Drift) i.e. Instrumentation
OPAy335 O Y S,D 0.005 0.02 200 - 2 0.5 -0.1 3.5 0.1 4.9 5 2.7 to 5.5 0.35 0.95
OPAy336 O N S,D,Q 0.125 1.5 10 40 0.1 0.03 -0.2 4 0.1 4.9 5 2.3 to 5.5 0.032 0.60
**Based on application and micro-controller characteristics
For FREE samples and datasheets, visit www.ti.com and search using the part number from the table above
Low pow er linear and logic for mic roco ntrollers solu tion guid e 3Q07 http://focus. ti.com/lit/ml/slyt052c/slyt052c.pdf
Op Am ps for Micro-Control lers
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Voltage Measu rements
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Part V IO(mV)max
IIB (pA) max
tPHL f F(S) Typ
Iq/ch(A)max
Vsup $ in 1k Packages Features
TLV340x 3.6 250 30 5 0.55 2.5/15 0.59 S,D,Q RRI, OD
TLV349x 15 10 6.5 .1 1.2 1.8/5.5 0.60 S,D,Q RRIO, PP
TLV370x 3.6 250 30 5 0.55 2.5/15 0.59 S,D,Q RRI, PP
TLC393 5 60 1.3 0.02 20 3/16 0.37 D OD O/P
TLC370x 5 60 1.5 0.05 20 3/16 0.34 D,Q OD, O/P
Key Features
Input common mode range 200 mV beyondsupply rails
Supply voltage 1.8 to 5.5 Volts
Portable Medical Equipment
Handheld Instruments Ultra low power systems
Very Low Supply Current: 0.8A Typ.
High speed: 6 S
Push Pull CMOS Output Stage
Small Packages SOT 23-5 (Singles)SOT23-8 (Dual)
Applications
uPow er Com paratorsThreshold and w indow detect ion
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Current Measu rem ents
H igh side Cur rent shuntMonitorI NA 138 36 Volts CM RRI NA 168 60 Volts commonmodeI NA170 Bidirectional 60VCMRR
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Temperature
12-bit digital temperaturesensor
Expandable I2C busUp to 8 sensors (27 with
LM175)
10-yearCR2032operation RTC function
activeconsumes only0.8uA
If you want to measureTemperature?
-55C to 125C (150C)Cold junction compensationLinearizationDigital-Out
ADC, comparator
I ntegrated I 2 C soluti on
Thermocouple soluti on
Thermistor soluti on
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TemperatureRTD
RTD 4-20 mA
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Tem perature- Non Con tact
T t ith MSP430
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Tem perature w ith MSP430thermistor and thermoc ou ple
http://focus.ti.com/lit/an/slaa216/slaa216.pdf
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P S i F dW i h
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Pressu re, Strain , Forc e and W eigh tMeasurements
Press ur e Strain Forc eand Weigh t
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Press ur e, Strain , Forc e and Weigh tMeasurements
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Lig ht Measu rem ents
V-
V+
R 2 5 0 M
C 1 9
. 8 n
IG1 1u
C1 1.2n
R1 1k
R6 5.8k
+
-
+
U1 OPA735
C2 390p
R2 10k
C3 100p
R3 100k
C4 33p
R4 1M
SW-SPST1
SW-SPST2
SW-SPST3
SW-SPST4VF1
C 5 1 0 0 n R
5 1 0 k
C11 100n
C10 100n
C18 20p
R15 10M
SW-SPST5
Diffused Photodiode Model
Gain
1k
10k
100k
1M
10M
Switched in tegrator Transimpedance Amp soluti on
Di rect Digital Converter
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Industrys Lowest Power 24bit ADC Noise 1ppm of Full-scale Simultaneous 50 & 60 Hz rejection Simple two-wire serial interface Easily connects to a MSP430 Microcontroller Iq < 90 A
ADS1244$2.95
MSOP-10
Indu str ies Low est Noise 24 Bi t ADC 16-bit ADC Self Calibrating Single ended input Pseudo-Bipolar input Onboard PGA: 1 to 8 gain 2.7-5.5 volt operation Iq
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Comp lete Measurement System 16-bit ADC Onboard Reference accuracy: 2.048V 0.05% drift: 5ppm/ C Onboard PGA: 1 to 8 Onboard Oscillator I2C Interface 8 Addresses Available Iq
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Other useful pro du cts
L evel tr anslators
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MSP430
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MSP430 Com bo 38 Proto bo ard
M SP430F 38, 28, 20 Pin
Supports JTAG Spy-By- Wir e and Bootstrapprogramming
On board Crystal
Prototype Area
L ED Port 1.0 indicator
SM Tpr [email protected] Tel: 949-316-0612
MSP430
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MSP 430 Sup po rt ing Circu itry
Chipcon CC24xxM odule Adapter
L ogic L evel Translator
Port A=1.2 -3.6 V Port B=1.65-5.5 Volts V CCB V CCA True Bidirectionaloperation
Single Channel RS232Driver RX/Tx LEDs 1MH z Data Rate 15KV ESD Protection
Uni versal power supply .6-5.5 Volt in put Operation down to .3 volts Select Battery (AA) or externalsour ce Solar, energy har vester,ETC.
SBW/JTAGAdapter
SM Tpr [email protected] Tel: 949-316-0612
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MSP430Other sef lpro d cts
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Other useful pro du ctsNEW From SMT pro tom asters
M SP430 64, 80, 100 pin QF P protoboard L CD Di splay board
Suface mount to DI P adapterboards
Analog function module proto boards Single, dual, quad evaluati on boards Single, dual and tr iple power supply boards I NA proto boards L evel tr anslators
A/D Protoboards
D/A Protoboards
Surface moount Patented surfacemount prototyping system
MSP430
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Jack Kilbys first IC , Calculator
MSP430
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T
2008 Product andApplication Overview
Cal Poly PomonaM ay10, 2008
Presented By:Dan Andrews
T Protomasters
WWW.smtprotomasters.com [email protected]
Tel: 949 316 0162
Thank you for attending!
http://www.smtprotomasters.com/mailto:[email protected]:[email protected]://www.smtprotomasters.com/