LTC2640Single 12-/10-/8-Bit SPIVOUT DACs with10ppm/ C ReferenceDESCRIPTIONFEATURESnnnnnnnnnnnnIntegrated Precision Reference2.5V Full-Scale 10ppm/ C (LTC2640-L)4.096V Full-Scale 10ppm/ C (LTC2640-H)Maximum INL Error: 1LSB (LTC2640A-12)Bidirectional Reference: Input or 10ppm/ C OutputLow Noise (0.7mVpp, 0.1Hz to 200kHz)Guaranteed Monotonic Over Temperature2.7V to 5.5V Supply Range (LTC2640-L)Low Power Operation: 180µA at 3VPower Down to 1.8µA Maximum (C and I Grades)Asynchronous DAC Clear Pin (LTC2640-Z)Power-On Reset to Zero or Mid-Scale optionsDouble-Buffered Data LatchesGuaranteed Operation from –40 C to 125 C (H-Grade)8-Lead TSOT-23 (ThinSOT ) PackageAPPLICATIONSnnnnnnEach DAC can also operate in External Reference mode,in which a voltage supplied to the REF pin sets the fullscale output.The LTC2640 DACs use a SPI/MICROWIRE compatible3-wire serial interface which operates at clock rates upto 50MHz.L, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks andThinSOT is a trademark of Analog Devices, Inc. All other trademarks are the property of theirrespective owners. Protected by U.S. Patents, including 5396245, 5859606, 6891433, 6937178and 7414561.(LTC2640-Z)VCCREFINTERNALREFERENCESDIThe LTC2640-L has a full-scale output of 2.5V, and operatesfrom a single 2.7V to 5.5V supply. The LTC2640-H has afull-scale output of 4.096V, and operates from a 4.5V to5.5V supply. A 10ppm/ C reference output is available atthe REF pin.The LTC2640 incorporates a power-on reset circuit. Options are available for Reset to Zero-Scale or Reset toMid-Scale after power-up.Mobile CommunicationsProcess Control and Industrial AutomationAutomatic Test EquipmentPortable EquipmentAutomotiveOptical NetworkingBLOCK DIAGRAMThe LTC 2640 is a family of 12-, 10-, and 8-bit voltage‑output DACs with an integrated, high-accuracy, low-driftreference in an 8-lead TSOT-23 package. It has a rail-to-railoutput buffer that is guaranteed monotonic.Integral Nonlinearity (LTC2640A-LZ12)1.0SWITCHVCC 3VVFS 2.5V0.5SCKCONTROLDECODE LOGIC24-BITSHIFTREGISTERRESISTORDIVIDERINL 5VOUT–1.0CLR01024204830724095CODEGND2640 TA01b2640 TA01For more information www.linear.com/LTC26402640fd1
LTC2640ABSOLUTE MAXIMUM RATINGS(Notes 1, 2)Supply Voltage (VCC). –0.3V to 6VCLR, CS/LD, REF SEL, SCK, SDI. –0.3V to 6VVOUT, REF . –0.3V to Min(VCC 0.3V, 6V)Operating Temperature RangeLTC2640C. 0 C to 70 CLTC2640I. –40 C to 85 CLTC2640H. –40 C to 125 CMaximum Junction Temperature. 150 CStorage Temperature Range. –65 C to 150 CLead Temperature (Soldering, 10 sec). 300 CPIN CONFIGURATIONLTC2640-ZLTC2640-MTOP VIEWCS/LD 1SCK 2SDI 3GND 48 CLR7 VOUT6 REF5 VCCTOP VIEWCS/LD 1SCK 2SDI 3GND 4TS8 PACKAGE8-LEAD PLASTIC TSOT-23TJMAX 150 C (NOTE 5), θJA 195 C/W8 REF SEL7 VOUT6 REF5 VCCTS8 PACKAGE8-LEAD PLASTIC TSOT-23TJMAX 150 C (NOTE 5), θJA 195 C/W2640fd2For more information www.linear.com/LTC2640
LTC2640ORDER INFORMATIONLTC2640 ACTS8 info#TRM PBFLEAD FREE DESIGNATORTAPE AND REELTR 2,500-Piece Tape and ReelTRM 500-Piece Tape and ReelRESOLUTION12 12-Bit10 10-Bit8 8-BitPOWER-ON RESETM Reset to Mid-ScaleZ Reset to Zero-ScaleFULL-SCALE VOLTAGE, INTERNAL REFERENCE MODEL 2.5VH 4.096VPACKAGE TYPETS8 8-Lead Plastic TSOT-23TEMPERATURE GRADEC Commercial Temperature Range (0 C to 70 C)I Industrial Temperature Range (–40 C to 85 C)H Automotive Temperature Range (–40 C to 125 C)ELECTRICAL GRADE (OPTIONAL)A 1LSB Maximum INL (12-Bit)PRODUCT PART NUMBERConsult LTC Marketing for information on non-standard lead based finish parts.For more information on lead free part marking, go to: http://www.linear.com/leadfree/For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/. Some packages are available in 500 unit reels throughdesignated sales channels with #TRMPBF suffix.2640fdFor more information www.linear.com/LTC26403
LTC2640PRODUCT SELECTION GUIDEPART NUMBERVFS WITH INTERNALPART MARKING* REFERENCEPOWER-ON RESETTO CODEPIN 8RESOLUTIONVCCMAXIMUM INLLTC2640A-LM12LTDHV2.5V (4095/4096)Mid-ScaleREF SEL12-Bit2.7V – 5.5V 1LSBLTC2640A-LZ12LTDHW2.5V (4095/4096)ZeroCLR12-Bit2.7V – 5.5V 1LSBLTC2640A-HM12 LTDHX4.096V (4095/4096)Mid-ScaleREF SEL12-Bit4.5V – 5.5V 1LSBLTC2640A-HZ12LTDHY4.096V (4095/4096)ZeroCLR12-Bit4.5V – 5.5V 1LSBLTC2640-LM12LTDHV2.5V (4095/4096)Mid-ScaleREF SEL12-Bit2.7V – 5.5V 2.5LSBLTC2640-LM10LTDHZ2.5V (1023/1024)Mid-ScaleREF SEL10-Bit2.7V – 5.5V 1LSBLTC2640-LM8LTDJF2.5V (255/256)Mid-ScaleREF SEL8-Bit2.7V – 5.5V 0.5LSBLTC2640-LZ12LTDHW2.5V (4095/4096)ZeroCLR12-Bit2.7V – 5.5V 2.5LSBLTC2640-LZ10LTDJB2.5V (1023/1024)ZeroCLR10-Bit2.7V – 5.5V 1LSBLTC2640-LZ8LTDJG2.5V (255/256)ZeroCLR8-Bit2.7V – 5.5V 0.5LSBLTC2640-HM12LTDHX4.096V (4095/4096)Mid-ScaleREF SEL12-Bit4.5V – 5.5V 2.5LSBLTC2640-HM10LTDJC4.096V (1023/1024)Mid-ScaleREF SEL10-Bit4.5V – 5.5V 1LSBLTC2640-HM8LTDJH4.096V (255/256)Mid-ScaleREF SEL8-Bit4.5V – 5.5V 0.5LSBLTC2640-HZ12LTDHY4.096V (4095/4096)ZeroCLR12-Bit4.5V – 5.5V 2.5LSBLTC2640-HZ10LTDJD4.096V (1023/1024)ZeroCLR10-Bit4.5V – 5.5V 1LSBLTC2640-HZ8LTDJJ4.096V (255/256)ZeroCLR8-Bit4.5V – 5.5V 0.5LSB*The temperature grade is identified by a label on the shipping container.2640fd4For more information www.linear.com/LTC2640
LTC2640ELECTRICAL CHARACTERISTICSThe l denotes the specifications which apply over the full operatingtemperature range, otherwise specifications are at TA 25 C. VCC 2.7V to 5.5V, VOUT unloaded unless otherwise , LTC2640A-LM12/-LZ12 (VFS 2.5V)LTC2640-8SYMBOL PARAMETERCONDITIONSMINTYPLTC2640-10LTC2640-12MAX MIN TYP MAX MIN TYPLTC2640A-12MAX MIN TYP MAXUNITSDC Performancel8101212BitsMonotonicityVCC 3V, Internal Ref. (Note 3) l8101212BitsDNLDifferentialNonlinearityVCC 3V, Internal Ref. (Note 3) l 0.5INLIntegralNonlinearityVCC 3V, Internal Ref. (Note 3) l 0.05 0.5ZSEZero-Scale ErrorVCC 3V, Internal Ref.,Code 0l0.5VOSOffset ErrorVCC 3V, Internal Ref. (Note 4) l 0.5VOSTCVOS Temperature VCC 3V, Internal Ref. (Note 4)CoefficientFSEFull-Scale ErrorVFSTCFull-Scale Voltage VCC 3V, Internal Ref. (Note utionLoad RegulationROUTDC OutputImpedanceVCC 3V, Internal Ref. (Note 10)Internal Ref., Mid-Scale,VCC 3V 10%,–5mA IOUT 5mA,VCC 5V 10%,–10mA IOUT 10mAInternal Ref., Mid-Scale,VCC 3V 10%,–5mA IOUT 5mA,VCC 5V 10%,–10mA IOUT 10mA 1 1LSB 0.2 1 1 2.5 0.5 1LSB50.550.550.55mV 5 0.5 5 0.5 5 0.5 5 10l 0.5 0.08 0.4 10 10 10 10 10 0.08 0.4 10 0.08 0.4 10 10 10 0.08 0.4 10 10 10 10 10 10mVµV/ C%FSRppm/ Cppm/ Cppm/ Cl0.009 0.0160.035 0.0640.14 0.2560.14 0.256 LSB/mAl0.009 0.0160.035 0.0640.14 0.2560.14 0.256 LSB/mAl0.09 0.1560.09 0.1560.09 0.1560.09 0.156Ωl0.09 0.1560.09 0.1560.09 0.1560.09 0.156ΩSYMBOLPARAMETERCONDITIONSMINVOUTDAC Output SpanExternal ReferenceInternal ReferencePSRPower Supply RejectionVCC 3V 10% or 5V 10%ISCShort-Circuit Output Current (Note 5)SinkingSourcingVFS VCC 5.5VZero-Scale; VOUT shorted to VCCFull-Scale; VOUT shorted to GNDllVCCPositive Supply VoltageFor Specified PerformancelICCSupply Current (Note 6)VCC 3V, VREF 2.5V, External ReferenceVCC 3V, Internal ReferenceVCC 5V, VREF 2.5V, External ReferenceVCC 5V, Internal ReferencellllISDSupply Current in Power-Down Mode(Note 6)VCC 5V, C-Grade, I-GradeVCC 5V, H-GradellTYPMAXUNITS0 to VREF0 to 40210260µAµAµAµA0.60.61.84µAµAPower Supply2.72640fdFor more information www.linear.com/LTC26405
LTC2640ELECTRICAL CHARACTERISTICSThe l denotes the specifications which apply over the full operatingtemperature range, otherwise specifications are at TA 25 C. VCC 2.7V to 5.5V, VOUT unloaded unless otherwise , LTC2640A-LM12/-LZ12 (VFS 0kΩReference InputInput Voltage e Current, Power-Down ModeDAC Powered DownlpF0.0050.1µA1.2501.260VReference OutputOutput Voltagel1.240Reference Temperature Coefficient 10ppm/ COutput Impedance0.5kΩCapacitive Load Driving10µF2.5mAShort-Circuit CurrentVCC 5.5V; REF Shorted to GNDVIHDigital Input High VoltageVCC 3.6V to 5.5VVCC 2.7V to 3.6VllVILDigital Input Low VoltageVCC 4.5V to 5.5VVCC 2.7V to 4.5Vll0.80.6VVILKDigital Input LeakageVIN GND to VCCl 1µACINDigital Input Capacitance(Note 7)l2.5pFSettling TimeVCC 3V (Note 8) 0.39% ( 1LSB at 8-Bits) 0.098% ( 1LSB at 10-Bits) 0.024% ( 1LSB at 12-Bits)Digital I/O2.42VVAC PerformancetSen3.23.84.1µsµsµsVoltage Output Slew Rate1V/µsCapacitance Load Driving500pFGlitch ImpulseAt Mid-Scale Transition2.1nV sMultiplying BandwidthExternal Reference300kHzOutput Voltage Noise DensityAt f 1kHz, External ReferenceAt f 10kHz, External ReferenceAt f 1kHz, Internal ReferenceAt f 10kHz, Internal Reference140130160150nV HznV HznV HznV HzOutput Voltage Noise0.1Hz to 10Hz, External Reference0.1Hz to 10Hz, Internal Reference0.1Hz to 200kHz, External Reference0.1Hz to 200kHz, Internal Reference,CREF r more information www.linear.com/LTC2640
LTC2640TIMING CHARACTERISTICSThe l denotes the specifications which apply over the full operating temperaturerange, otherwise specifications are at TA 25 C. VCC 2.7V to 5.5V. (See Figure 1) (Note 7).LTC2640-LM12/-LM10/-LM8/-LZ12/-LZ10/-LZ8, LTC2640A-LM12/-LZ12 (VFS 2.5V)SYMBOLPARAMETERCONDITIONSt1SDI Valid to SCK Setupl4nst2SDI Valid to SCK Holdl4nst3SCK High Timel9nst4SCK Low Timel9nst5CS/LD Pulse Widthl10nst6LSB SCK High to CS/LD Highl7nst7CS/LD Low to SCK Highl7nst9CLR Pulse Widthl20nst10CS/LD High to SCK Pos. Edgel7SCK FrequencyMIN50% Duty CycleTYPMAXUNITSns50lMHzELECTRICAL CHARACTERISTICSThe l denotes the specifications which apply over the full operatingtemperature range, otherwise specifications are at TA 25 C. VCC 4.5V to 5.5V, VOUT unloaded unless otherwise , LTC2640A-HM12/-HZ12 (VFS 4.096V)LTC2640-8SYMBOL PARAMETERCONDITIONSMINTYPLTC2640-10LTC2640-12MAX MIN TYP MAX MIN TYPLTC2640A-12MAX MIN TYPMAXUNITSDC PerformanceResolutionl8810MonotonicityVCC 5V, Internal Ref. (Note 3) lDNLDifferentialNonlinearityVCC 5V, Internal Ref. (Note 3) l 0.5INLIntegralNonlinearityVCC 5V, Internal Ref. (Note 3) l 0.05 0.5ZSEZero-Scale ErrorVCC 5V, Internal Ref.,Code 0l0.5VOSOffset ErrorVCC 5V, Internal Ref. (Note 4) l 0.5VOSTCVOS Temperature VCC 5V, Internal Ref. (Note 4)CoefficientFSEFull-Scale ErrorVFSTCFull-Scale Voltage VCC 5V, Internal Ref. (Note 01212Bits12 0.5Bits 1 1LSB 0.2 1 1 2.5 0.5 1LSB50.550.550.55mV 5 0.5 5 0.5 5 0.5 5mV 10VCC 5V, Internal Ref. (Note 10) l12 0.08 0.4 10 10 10 10 0.08 0.4 10 10 10 10 10 0.08 0.4 10 10 10Load RegulationVCC 5V 10%,Internal Ref. Mid-Scale,–10mA IOUT 10mAl0.006 0.010.022 0.040.090.16DC OutputImpedanceVCC 5V 10%,Internal Ref. Mid-Scale,–10mA IOUT 10mAl0.09 0.1560.09 0.1560.09 0.156µV/ C 0.08 0.4%FSR 10 10 10ppm/ Cppm/ Cppm/ C0.090.16 LSB/mA0.09 0.156Ω2640fdFor more information www.linear.com/LTC26407
LTC2640ELECTRICAL CHARACTERISTICSThe l denotes the specifications which apply over the full operatingtemperature range, otherwise specifications are at TA 25 C. VCC 4.5V to 5.5V, VOUT unloaded unless otherwise , LTC2640A-HM12/-HZ12 (VFS 4.096V)SYMBOLPARAMETERCONDITIONSMINVOUTDAC Output SpanExternal ReferenceInternal ReferencePSRPower Supply RejectionVCC 5V 10%ISCShort-Circuit Output Current (Note 5)SinkingSourcingVFS VCC 5.5VZero-Scale; VOUT shorted to VCCFull-Scale; VOUT shorted to GNDllVCCPositive Supply VoltageFor Specified PerformancelICCSupply Current (Note 6)VCC 5V, VREF 4.096V, External ReferenceVCC 5V, Internal ReferencellISDSupply Current in Power-Down Mode(Note 6)VCC 5V, C-Grade, I-GradeVCC 5V, H-GradellTYPMAXUNITS0 to VREF0 to AµA0.60.61.84µAµAVCCV220kΩPower Supply4.5Reference InputInput Voltage e Current, Power-DownModeDAC Powered DownlpF0.0050.1µA2.0482.064VReference OutputOutput Voltagel2.032Reference Temperature Coefficient 10ppm/ COutput Impedance0.5kΩCapacitive Load DrivingShort-Circuit CurrentVCC 5.5V; REF Shorted to GND10µF4.3mADigital I/OVIHDigital Input High VoltageVILDigital Input Low VoltageILKDigital Input LeakageCINDigital Input CapacitanceSettling TimeVCC 5V (Note 8) 0.39% ( 1LSB at 8 Bits) 0.098% ( 1LSB at 10 Bits) 0.024% ( 1LSB at 12 Bits)l2.4V0.8VVIN GND to VCCl 1µA(Note 7)l2.5pFlAC PerformancetS3.74.24.6µsµsµsVoltage Output Slew Rate1V/µsCapacitance Load Driving500pFGlitch ImpulseAt Mid-Scale Transition3.0nV sMultiplying BandwidthExternal Reference300kHz2640fd8For more information www.linear.com/LTC2640
LTC2640ELECTRICAL CHARACTERISTICSThe l denotes the specifications which apply over the full operatingtemperature range, otherwise specifications are at TA 25 C. VCC 4.5V to 5.5V, VOUT unloaded unless otherwise , LTC2640A-HM12/-HZ12 (VFS 4.096V)SYMBOLPARAMETERCONDITIONSenOutput Voltage Noise DensityAt f 1kHz, External ReferenceAt f 10kHz, External ReferenceAt f 1kHz, Internal ReferenceAt f 10kHz, Internal ReferenceMINTYP140130210200MAXnV HznV HznV HznV HzUNITSOutput Voltage Noise0.1Hz to 10Hz, External Reference0.1Hz to 10Hz, Internal Reference0.1Hz to 200kHz, External Reference0.1Hz to 200kHz, Internal Reference,CREF 0.33µF2020650670µVP-PµVP-PµVP-PµVP-PTIMING CHARACTERISTICSThe l denotes the specifications which apply over the full operating temperaturerange, otherwise specifications are at TA 25 C. VCC 4.5V to 5.5V. (See Figure 1) (Note 7).LTC2640-HM12/-HM10/-HM8/-HZ12/-HZ10/-HZ8, LTC2640A-HM12/-HZ12 (VFS 4.096V)SYMBOLPARAMETERt1SDI Valid to SCK SetupCONDITIONSlMIN4TYPMAXUNITSnst2SDI Valid to SCK Holdl4nst3SCK High Timel9nst4SCK Low Timel9nst5CS/LD Pulse Widthl10nst6LSB SCK High to CS/LD Highl7nst7CS/LD Low to SCK Highl7nst9CLR Pulse Widthl20nst10CS/LD High to SCK Pos. Edgel7nsSCK Frequency50% Duty CycleNote 1: Stresses beyond those listed under Absolute Maximum Ratingsmay cause permanent damage to the device. Exposure to any AbsoluteMaximum Rating condition for extended periods may affect devicereliability and lifetime.Note 2: All voltages are with respect to GND.Note 3: Linearity and monotonicity are defined from code kL to code2N – 1, where N is the resolution and kL is given by kL 0.016 (2N/ VFS),rounded to the nearest whole code. For VFS 2.5V and N 12, kL 26and linearity is defined from code 26 to code 4,095. For VFS 4.096Vand N 12, kL 16 and linearity is defined from code 16 to code 4,095.Note 4: Inferred from measurement at code 16 (LTC2640-12), code 4(LTC2640-10) or code 1 (LTC2640-8), and at full-scale.l50MHzNote 5: This IC includes current limiting that is intended to protect thedevice during momentary overload conditions. Junction temperature canexceed the rated maximum during current limiting. Continuous operationabove the specified maximum operating junction temperature may impairdevice reliability.Note 6: Digital inputs at 0V or VCC.Note 7: Guaranteed by design and not production tested.Note 8: Internal Reference mode. DAC is stepped 1/4 scale to 3/4 scaleand 3/4 scale to 1/4 scale. Load is 2k in parallel with 100pF to GND.Note 9: Temperature coefficient is calculated by dividing the maximumchange in output voltage by the specified temperature range.Note 10: Full-scale error is determined using the reference voltagemeasured at the REF pin.2640fdFor more information www.linear.com/LTC26409
LTC2640TYPICAL PERFORMANCE CHARACTERISTICSLTC2640-L12 (Internal Reference, VFS 2.5V)Integral Nonlinearity (INL)1.01.0VCC 3V00204810243072–1.0409501024CODE20481.02.52VCC 3VINL (NEG)–0.5FS OUTPUT VOLTAGE (V)DNL (LSB)0DNL (POS)0DNL (NEG)–0.525 50 75 100 125 150TEMPERATURE ( C)25 50 75 100 125 150TEMPERATURE ( C)Full-Scale Output Voltagevs Temperature0.5INL (POS)002640 G03DNL vs TemperatureVCC 3V–1.0–50 –251.240–50 –2540952640 G02INL vs Temperature0.53072CODE2640 G011.01.2501.245–0.50VCC 3V1.255VREF (V)DNL (LSB)INL (LSB)1.260VCC 3V0.5–0.5INL (LSB)Reference Output Voltagevs TemperatureDifferential Nonlinearity (DNL)0.5–1.0TA 25 C, unless otherwise noted.–1.0–50 –2502.512.502.492.48–50 –2525 50 75 100 125 150TEMPERATURE ( C)2640 G04VCC 3V025 50 75 100 125 150TEMPERATURE ( C)2640 G05Settling to 1LSB2640 G06Settling to 1LSBCS/LD2V/DIV3/4 SCALE TO 1/4 SCALE STEPVCC 3V, VFS 2.5VRL 2k, CL 100pFAVERAGE OF 256 EVENTSVOUT1LSB/DIV4.1µs3.6µsVOUT1LSB/DIV1/4 SCALE TO 3/4 SCALE STEPVCC 3V, VFS 2.5VRL 2k, CL 100pFAVERAGE OF 256 EVENTSCS/LD2V/DIV2µs/DIV2µs/DIV2640 G082640 G072640fd10For more information www.linear.com/LTC2640
LTC2640TYPICAL PERFORMANCE CHARACTERISTICSLTC2640-H12 (Internal Reference, VFS 4.096V)Integral Nonlinearity (INL)1.01.0VCC 0Full-Scale Output Voltagevs Temperature4.115VCC 5VDNL (LSB)INL (NEG)–0.5FS OUTPUT VOLTAGE (V)0.5INL (POS)0DNL (POS)0DNL (NEG)–0.525 50 75 100 125 150TEMPERATURE ( C)25 50 75 100 125 150TEMPERATURE ( C)2640 G11DNL vs TemperatureVCC 5V02.028–50 –2540952640 G10INL vs TemperatureINL (LSB)3072CODE2640 G09–1.0–50 –252.0482.038CODE0.5VCC 5V2.058VREF (V)DNL (LSB)INL (LSB)2.068VCC 5V0.501.0Reference Output Voltagevs TemperatureDifferential Nonlinearity (DNL)0.5–1.0TA 25 C, unless otherwise noted.–1.0–50 –2504.1054.0954.0854.075–50 –2525 50 75 100 125 150TEMPERATURE ( C)2640 G12VCC 5V025 50 75 100 125 150TEMPERATURE ( C)2640 G13Settling to 1LSB2640 G14Settling to V1/4 SCALE TO 3/4 SCALE STEPVCC 5V, VFS 4.095VRL 2k, CL 100pFAVERAGE OF 256 EVENTSCS/LD5V/DIV2µs/DIV3/4 SCALE TO 1/4 SCALE STEPVCC 5V, VFS 4.095VRL 2k, CL 100pFAVERAGE OF 256 EVENTS2µs/DIV2640 G162640 G152640fdFor more information www.linear.com/LTC264011
LTC2640TYPICAL PERFORMANCE CHARACTERISTICSTA 25 C, unless otherwise noted.LTC2640-10Integral Nonlinearity (INL)1.0Differential Nonlinearity (DNL)1.0VCC 5VVFS 4.096VINTERNAL REF.0.5DNL (LSB)INL (LSB)0.50–0.5–1.0VCC 5VVFS 4.096VINTERNAL REF.0–0.50512256768–1.010230512256CODE2640 G17LTC2640-8Differential Nonlinearity (DNL)0.50VCC 3VVFS 2.5VINTERNAL REF.DNL (LSB)INL (LSB)VCC 3VVFS 2.5VINTERNAL 5012864Load RegulationCurrent Limiting0.20VCC 5V (LTC2640-H)VCC 5V (LTC2640-L)VCC 3V (LTC2640-L)0.15VCC 5V (LTC2640-H)VCC 5V (LTC2640-L)VCC 3V (LTC2640-L)20–2OFFSET ERROR (mV) VOUT (V)ΔVOUT (mV)40.050–0.05–4–0.10–6–0.15INTERNAL REF.CODE MIDSCALE–8–10–30Offset Error vs Temperature30.102–20–10010IOUT (mA)20302630 G212552640 G202640 G19LTC26406192CODECODE810232640 G18Integral Nonlinearity (INL)1.010768CODE–0.20–30–10010IOUT (mA)200–1–2INTERNAL REF.CODE MIDSCALE–201302630 G22–3–50 –25025 50 75 100 125 150TEMPERATURE ( C)2640 G232640fd12For more information www.linear.com/LTC2640
LTC2640TYPICAL PERFORMANCE CHARACTERISTICSLTC26400.4Gain Error vs VCC0.20.10.0–0.1–0.2EXTERNAL REF.VREF 2.5V0.30.2GAIN ERROR (%FSR)GAIN ERROR (%FSR)Large-Signal ResponseGain Error vs Temperature0.4EXTERNAL REF.VREF 2.5V0.3TA 25 C, unless otherwise �0.42.533.544.55VFS VCC 5V1/4 SCALE TO 3/4 SCALE–0.4–50 –255.50VCC (V)25 50 75 100 125 150TEMPERATURE ( C)2640 G242µs/DIV26
12-bit 10-bit 8-bit 2.7v – 5.5v 2.7v – 5.5v 2.7v – 5.5v 2.5lsb 1lsb 0.5lsb ltc2640-lz12 ltc2640-lz10 ltc2640-lz8 ltdhw ltdjb ltdjg 2.5v (4095/4096) 2.5v (1023/1024) 2.5v (255/256) zero zero zero clr clr clr 12-bit 10-bit 8-bit 2.7v – 5.5v 2.7v – 5.5v 2.7v – 5.5v 2.5lsb 1lsb 0.5lsb ltc2640-hm12 ltc2640-hm10 .
Grade (9-1) _ 58 (Total for question 1 is 4 marks) 2. Write ̇8̇ as a fraction in its simplest form. . 90. 15 blank Find the fraction, in its
examples. Typically, the principles of a best practices single window design should attempt at the following: (1) A single point of access; (2) A single sign on; (3) A single entry of data; (4) A single point of decision making; (5) A single point of payment. Although there are many possible approaches to harmonization of cross border
single page applications. SPA (Single Page Application). This means that the navigation within Netflix is performed without refreshing the whole page. Angularjs is a Single Page Applications Framework. Single page application (SPA) is a web application that fits on a single page. All your code (JS, HTML, CSS) is retrieved with a single page load.
Hewlett Packard (HP) Equipment and Maintenance Gregg Single gregg.c.single@frb.gov 6/16/2021 RStudio Software Kyauna Skinner kyauna.skinner@frb.gov 6/17/2021 Secret Server Installed - Standard Support License Gregg Single gregg.c.single@frb.gov 6/18/2021 AMC Maintenance Gregg Single gregg.c.single@frb.gov 6/19/2021 Puppet Enterprise with Continuous
Exterior Wood Doors, Sidelights & Transoms NANTUCKET DOORS & SIDELIGHTS 51/ 2" Stiles 13/ 4" Thick SM-77130 F-77175 SM-77175 F-77660 SM-77660 SM-77944 Size Door Only Single Unit Door Only Single Unit Door Only Single Unit Door Only Single Unit Door Only Single Unit Door Only Single Unit 2'-8" x 6'-8" - - - - - - 1319.00 1469.00 .
feed gas conditions (liquefaction temperature), and cooler temperature. In the single cycle process, there is a single working fluid that can be compressed in a single set of compressors driven by a single driver. An example of a single cycle process is a propane refrigeration system.[,7,8] Figure 3 A SINGLE CYCLE LIQUEFACTION PROCESS
TERMINAL MARKINGS AND INTERNAL WIRING DIAGRAMS SINGLE PHASE AND POLYPHASE MOTORS MEETING NEMA STANDARDS B. SINGLE VOLTAGE . If a single-phase motor is single voltage or if either winding is intended for only one voltage, the terminal marking shall be determined as follows.*
Automotive Council The Advanced Propulsion Centre Thermal Efficiency and System Efficiency Spokes, supported by an expert Steering Group, helped to shape the roadmap before and after the workshop. Pre-event Common Assumptions Briefing Breakout Sessions Collective Briefing Process Post-Event Debrief Pre-Event Email 1 day workshop with 45 attendees Post-Event Email Thermal Propulsion Systems .