FEATURES DESCRIPTIO U - analog.com

1 1LT1007/LT1037sn100737 100737fbsFEATURESDESCRIPTIOUAPPLICATIO SUTYPICAL APPLICATIOULow Noise, High SpeedPrecision Operational AmplifiersnGuaranteed Hz 10Hz NoisenGuaranteed Hz 1kHz to 10Hz Noise, 60nVP-P TypicalnGuaranteed 7 Million Min Voltage Gain, RL = 2knGuaranteed 3 Million Min Voltage Gain, RL = 600 nGuaranteed 25 V Max Offset VoltagenGuaranteed V/ C Max Drift with TemperaturenGuaranteed 11V/ s Min Slew Rate (LT1037)nGuaranteed 117dB Min CMRRThe LT 1007/LT1037 series FEATURES the lowest noiseperformance available to date for monolithic operationalamplifiers: Hz wideband noise (less than the noise ofa 400 resistor), 1/f corner frequency of 2Hz and 60nV peak-to-peak to 10Hz noise. Low noise is combined withoutstanding precision and speed specifications: 10 V offsetvoltage, V/ C drift, 130dB common mode and powersupply rejection, and 60 MHz gain bandwidth product on thedecompensated LT1037, which is stable for closed-loopgains of 5 or voltage gain of the LT1007/LT1037 is an extremely high20 million driving a 2k load and 12 million driving a 600 load to the design, processing and testing of the device, particularattention has been paid to the optimization of the entiredistribution of several key parameters.

2 Consequently, thespecifications of even the lowest cost grades (the LT1007 Cand the LT1037C) have been spectacularly improved com-pared to equivalent grades of competing sine wave generator application shown below utilizes thelow noise and low distortion characteristics of the LT1037., LTC and LT are registered trademarks of Linear Technology 1kHz Sine Wave GeneratorTIME (SEC)0246810 VOLTAGE NOISE (20nV/DIV)1007/37 TA02nLow Noise Signal ProcessingnMicrovolt Accuracy Threshold DetectionnStrain Gauge AmplifiersnDirect Coupled Audio Gain StagesnSine Wave GeneratorsnTape Head PreamplifiersnMicrophone Preamplifiers1007/37 TA01430 OUTPUTCCRR623#327 LAMP +LT1037f = 12 RCR = = F HARMONIC DISTORTION = < = < = 8 VOUTPUT FREQUENCY = FOR VALUES GIVEN to 10Hz Noise2LT1007/LT1037sn100737 100737fbsABSOLUTE MAXIMUM RATINGSWWWUPACKAGE/ORDER INFORMATIONWUUS upply Voltage.

3 22 VInput Voltage .. Equal to Supply VoltageOutput Short-Circuit Duration .. IndefiniteDifferential Input Current (Note 9) .. 25mAStorage Temperature Range .. 65 C to 150 CTOP VIEWV+VOS TRIMVOSTRIM INOUTNC+INV (CASE)876514H PACKAGE8-LEAD TO-5 METAL CAN +23 TJMAX = 150 C, JA = 150 C/ W, JC = 45 C/ W12348765 TOP VIEWVOSTRIMVOSTRIMV+OUTNC IN+INV +N8 PACKAGE8-LEAD PDIPTOP VIEWS8 PACKAGE8-LEAD PLASTIC SO12348765 VOSTRIMVOSTRIMV+OUTNC IN+INV +TJMAX = 150 C, JA = 190 C/ WORDER PART NUMBERORDER PART NUMBERORDER PART NUMBER10071007I10371037 ILT1007 ACN8LT1007CN8LT1007IN8LT1037 ACN8LT1037CN8LT1037IN8LT1007 ACHLT1007 AMHLT1007 CHLT1007 MHLT1037 ACHLT1037 AMHLT1037 CHLT1037 MHTJMAX = 100 C, JA = 130 C/ W (N8)S8 PART MARKINGLT1007CS8LT1007IS8LT1037CS8LT1037 IS8(Note 1)Consult LTC Marketing for parts specified with wider operating temperature Temperature (Soldering, 10 sec.) .. 300 COperating Temperature RangeLT1007/LT1037AC, C.

4 0 C to 70 CLT1007/LT1037I .. 40 C to 85 CLT1007/LT1037AM, M (OBSOLETE) 55 C to 125 CLT1007 ACJ8LT1007 AMJ8LT1007CJ8LT1007MJ8LT1037 ACJ8LT1037 AMJ8LT1037CJ8LT1037MJ8 TJMAX = 150 C, JA = 100 C/ W (J8)J8 PACKAGELEAD CERDIPOBSOLETE PACKAGEOBSOLETE PACKAGEELECTRICAL CHARACTERISTICSVS = 15V, TA = 25 C, unless otherwise Offset Voltage(Note 2)10252060 V VOSLong Term Input Offset(Notes 3, 4) V/Mo TimeVoltage StabilityIOSI nput Offset Current7301250nAIBI nput Bias Current 10 35 15 55nAenInput Noise to 10Hz (Notes 4, 6) VP-PInput Noise Voltage DensityfO = 10Hz (Notes 4, 5) HzfO = 1000Hz (Note 4) HzinInput Noise Current DensityfO = 10Hz (Notes 4, 7) HzfO = 1000Hz (Notes 4, 7) HzConsider the N8 Package for Alternate SourceConsider the N8 or S8 Package for Alternate Source3LT1007/LT1037sn100737 100737fbsELECTRICAL CHARACTERISTICSVS = 15V, TA = 25 C, unless otherwise Resistance, Common Mode75G Input Voltage Range Mode Rejection RatioVCM = 11V117130110126dBPSRRP ower Supply Rejection RatioVS = 4V to 18V110130106126dBAVOLL arge-Signal Voltage GainRL 2k, VO = VRL 1k, VO = VRL 600 , VO = VVOUTM aximum Output Voltage SwingRL 2k 600 RateLT1007RL sLT1037 AVCL 511151115V/ sGBWGain BandwidthLT1007fO = 100kHz (Note 8) = 10kHz (Note 8) (AVCL 5)45604560 MHzZOOpen-Loop Output ResistanceVO = 0V, IO = 07070 PDPower DissipationLT10078012080140mWLT103780130 85140mWLT1007 ACLT1007 CLT1037 ACLT1037 CSYMBOLPARAMETERCONDITIONSMINTYPMAXMINTY PMAXUNITSVOSI nput Offset Voltage(Note 2)

5 L205035110 V VOSA verage Input Offset Drift(Note 10) V/ C TempIOSI nput Offset Currentl10401570nAIBI nput Bias Currentl 14 45 20 75nAInput Voltage Rangel Mode Rejection RatioVCM = Supply Rejection RatioVS = to 18Vl106126102120dBAVOLL arge-Signal Voltage GainRL 2k, VO = VRL 1k, VO = VVOUTM aximum Output Voltage SwingRL 2kl Dissipationl9014490160mWThe l denotes the specifications which apply over the temperature range 0 C TA 70 C, VS = 15V, unless otherwise 100737fbsThe l denotes the specifications which apply over the temperature range 40 C TA 85 C, VS = 15V, unless otherwise CHARACTERISTICSFor MIL-STD components, please refer to LTC 883C data sheet for testlisting and 1: Absolute Maximum Ratings are those values beyond which the lifeof a device may be 2: Input Offset Voltage measurements are performed by automatictest equipment approximately seconds after application of power.

6 AMand AC grades are guaranteed fully warmed 3: Long Term Input Offset Voltage Stability refers to the averagetrend line of Offset Voltage vs Time over extended periods after the first 30days of operation. Excluding the initial hour of operation, changes in VOSduring the first 30 days are typically V. Refer to typical 4: This parameter is tested on a sample basis 5: 10Hz noise voltage density is sample tested on every lot. Devices100% tested at 10Hz are available on 6: See the test circuit and frequency response curve for to10Hz tester in the Applications Information 7: See the test circuit for current noise measurement in theApplications Information 8: This parameter is guaranteed by design and is not 9: The inputs are protected by back-to-back diodes. Current limitingresistors are not used in order to achieve low noise. If differential inputvoltage exceeds , the input current should be limited to 10: The Average Input Offset Drift performance is within thespecifications unnulled or when nulled with a pot having a range of 8k to20k.

7 The l denotes the specifications which apply over the temperature range 55 C TA 125 C, VS = 15V, unless otherwise Offset Voltage(Note 2)l40125 V VOSA verage Input Offset Drift(Note 10) V/ C TempIOSI nput Offset Currentl2080nAIBI nput Bias Currentl 25 90nAInput Voltage Rangel 10 Mode Rejection RatioVCM = Supply Rejection RatioVS = to 18Vl101120dBAVOLL arge-Signal Voltage GainRL 2k, VO = VRL 1k, VO = VVOUTM aximum Output Voltage SwingRL 2kl Dissipationl95165mW LT1007AM/LT1037AM LT1007M/LT1037 MSYMBOLPARAMETERCONDITIONSMINTYPMAXMINTY PMAXUNITSVOSI nput Offset Voltage(Note 2)l256050160 V VOSA verage Input Offset Drift(Note 10) V/ C TempIOSI nput Offset Currentl15502085nAIBI nput Bias Currentl 20 60 35 95nAInput Voltage Rangel Mode Rejection RatioVCM = Supply Rejection RatioVS = to 18Vl104126100120dBAVOLL arge-Signal Voltage GainRL 2k, VO = VRL 1k, VO = VVOUTM aximum Output Voltage SwingRL 2kl Dissipationl100150100170mW5LT1007/LT1037 sn100737 100737fbsTYPICAL PERFORMANCE CHARACTERISTICS UWVOLTAGE NOISE DENSITY (nV/ Hz)0 NUMBER OF UNITS1401201008060402001571007/37 G0149102368VS = 15 VTA = 25 C497 UNITS MEASUREDFROM SIX RUNSFREQUENCY (Hz)113 RMS VOLTAGE NOISE DENSITY (nV/ Hz)10301001010001007/37 = 15 VTA = 25 C1/f CORNER = 2 HzMAXIMUMTYPICALV oltage Noise vs to 1Hz Peak-to-Peak NoiseTIME (SEC)020406080100 VOLTAGE NOISE (20nV/DIV)1007/37 G04 FREQUENCY (Hz) G07 RMS NOISE DENSITY (pA/ Hz)1/f CORNER = 120 HzMAXIMUMTYPICALTEMPERATURE ( C)

8 50543210050751007/37 G06 2525100125AT 10 HzVS = 15 VAT 1kHzRMS VOLTAGE NOISE DENSITY (nV/ Hz)10Hz Voltage Noise DistributionTotal Noise vs Source ResistanceVoltage Noise vs TemperatureSOURCE RESISTANCE (k ) G05 TOTAL NOISE DENSITY (nV/ Hz)VS = 15 VTA = 25 CSOURCE RESISTANCE = 2 RRRAT 1kHzAT 10 HzRESISTORNOISE ONLYC urrent Noise vs FrequencyBANDWIDTH (kHz) VOLTAGE NOISE ( V) G08 Wideband Voltage Noise( to Frequency Indicated)SUPPLY VOLTAGE ( V)0543210201007/37 G095101525 RMS VOLTAGE NOISE DENSITY (nV/ Hz)AT 10 HzTA = 25 CAT 1kHzVoltage Noise vs Supply to 10Hz RMS Noise. Gain = 50,000(Measured on HP3582 Spectrum Analyzer)MARKER AT 2Hz ( = 1/f CORNER) =179 V/ Hz50,000nV Hz= G036LT1007/LT1037sn100737 100737fbsTYPICAL PERFORMANCE CHARACTERISTICS UWFREQUENCY (Hz) GAIN (dB)180160140120100806040200 201007/37 = 15 VTA = 25 CRL = 2kLT1037LT1007 Voltage Gain, RL = 2k and 600 SUPPLY VOLTAGE ( V)0 OPEN-LOOP VOLTAGE GAIN (V/ V)2520151050201007/37 G115101525TA = 25 CRL = 2kRL = 600 TIME AFTER POWER ON (MINUTES)0 CHANGE IN OFFSET VOLTAGE ( V)108642041007/37 G151235VS = 15 VTA = 25 CDUAL-IN-LINE PACKAGEPLASTIC (N8) OR CERDIP (J8)METAL CAN (H) PACKAGEV oltage Gain vs FrequencyVoltage Gain vs Supply VoltageVoltage Gain vs Load ResistanceLOAD RESISTANCE (k ) VOLTAGE GAIN (V/ V)25201510501101007/37 G13VS = 15 VTA = 25 CWarm-Up DriftTEMPERATURE ( C)VOLTAGE GAIN (V/ V)

9 502520151050050751007/37 G14 2525100125RL = 2kRL = 1kRL = 600 VS = 15 VVOUT = 10 VVOUT = 8V FORTA 100 C ANDRL = 600 Voltage Gain vs TemperatureTIME (MONTHS)0 OFFSET VOLTAGE CHANGE ( V)1050 5 1081007/37 V/MONTHTREND LINELong Term Stability of FourRepresentative UnitsSUPPLY VOLTAGE ( V)0 SUPPLY CURRENT (mA)201007/37 G185101543210125 C25 C 55 CSupply Current vs Supply VoltageOffset Voltage Drift with Temperatureof Representative UnitsTEMPERATURE ( C) 50 OFFSET VOLTAGE ( V)50403020100 10 20 30 40 50050751007/37 G17 2525100125VS = 15 VLT1007A/LT1037 ALT1007/LT1037 101 101VS = 15 VTA = 25 CINPUT VOLTAGE ( V)INPUT VOLTAGE ( V) 15 10 5051015 OUTPUT VOLTAGE (V)MEASURED ON TEKTRONIX 178 LINEAR IC TESTER1007/37 G12RL = 2kRL = 600 7LT1007/LT1037sn100737 100737fbsTYPICAL PERFORMANCE CHARACTERISTICS UWFREQUENCY (Hz)COMMON MODE REJECTION RATIO (dB)1401201008060401031051061071007/37 G19104VS = 15 VVCM = 10 VTA = 25 CLT1037LT1007 Common Mode Rejection vsFrequencyInput Bias Current vsTemperatureTEMPERATURE ( C) 50 INPUT BIAS CURRENT (nA)1007/37 G2205010050403020100 252575125VS = 15 VLT1007 MLT1037 MLT1007 AMLT1037 AMTIME FROM OUTPUT SHORT TO GROUND (MINUTES)0 SHORT-CIRCUIT CURRENT (mA)SOURCINGSINKING50403020100 10 20 30 40 5012 1007/37 G273 55 C 55 C125 C125 C25 C25 CVS = 15 VOutput Short-Circuit Currentvs TimeLOAD RESISTANCE ( )1003003kOUTPUT SWING (V)151296301k10k1007/37 G24VS = 15 VTA = 25 CPOSITIVESWINGNEGATIVESWINGO utput Swing vs Load ResistanceCOMMON MODE INPUT VOLTAGE (V) 15 10 INPUT BIAS CURRENT (nA) 55010151007/37 G2120151050 5 10 15 20 DEVICE WITH NEGATIVEINPUT CURRENTDEVICE WITH POSITIVEINPUT CURRENTVS = 15 VTA = 25 CRCM = 7G20V3nAInput Bias Current Over theCommon Mode RangeTEMPERATURE ( C)

10 50 COMMON MODE LIMIT (V)REFERRED TO POWER SUPPLYV+ 1 2 3 4+4+3+2+1V 050751007/37 G20 2525100125V+ = 3V TO 20VV = 3V TO 20 VCommon Mode Limit vsTemperatureTEMPERATURE ( C) 75 INPUT OFFSET CURRENT (nA) 50025 2550751001251007/37 G236050403020100VS = 15 VLT1007 MLT1037 MLT1007 AMLT1037 AMInput Offset Current vsTemperatureClosed-Loop Output ImpedanceFREQUENCY (Hz)10 OUTPUT IMPEDANCE ( ) G261001k10k1 MVS = 15 VTA = 25 CIOUT = 1mAAV = 1000AV = 1000AV = 1AV = 5LT1007LT1037 FREQUENCY (Hz)1 POWER SUPPLY REJECTION RATIO (dB)1195 G251021010310410510610710816014012010080 6040200TA = 25 CNEGATIVESUPPLYPOSITIVESUPPLYPSRR vs Frequency8LT1007/LT1037sn100737 100737fbsTYPICAL PERFORMANCE CHARACTERISTICS UWTEMPERATURE ( C) 50 SLEW RATE (V/ s) PHASE MARGIN (DEG)GAIN BANDWIDTH PROCUCT, fO = 10kHz (MHz)706050201510706050050751007/37 G30 2525100125 SLEWGBWVS = 15 VCL = 100pFPHASE MARGIN50mV0V 50mVAVCL = 5VS = 15 VCL = 15pF1007/37 G28LT1037 Small-SignalTransient ResponseLT1037 Phase Margin, GainBandwidth Product, Slew Rate vsTemperature10V0V 10 VAVCL = 5VS = 15V1007/37 G29LT1037 Large-Signal ResponseFREQUENCY (MHz) GAIN (dB)403020100 10 PHASE SHIFT (DEG)90100110120130140150160170180190110 1001007/37 G32VS = 15 VTA = 25 CCL = 100pFGAINPHASETEMPERATURE ( C) 50 SLEW RATE (V/ s) PHASE MARGIN (DEG)GAIN BANDWIDTH PROCUCT, fO = 100kHz (MHz)706050321987050751007/37 G33 2525100125 SLEWGBWVS = 15 VCL = 100pFPHASE MARGINFREQUENCY (MHz) GAIN (dB)50403020100 PHASE SHIFT (DEG)