Datasheet Linear Technology LTC2494

ManufacturerLinear Technology
SeriesLTC2494

16-Bit 8-/16-Channel Delta Sigma ADC with PGA and Easy Drive Input Current Cancellation

Datasheets

Datasheet LTC2494
PDF, 1.1 Mb, Language: en, File uploaded: Aug 21, 2017, Pages: 38
16-Bit 8-/16-Channel ΔΣ ADC with PGA and Easy Drive Input Current Cancellation
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Prices

Packaging

LTC2494CUHF#PBFLTC2494CUHF#TRPBFLTC2494IUHF#PBFLTC2494IUHF#TRPBF
N1234
Package5x7 QFN-38
Package Outline Drawing
5x7 QFN-38
Package Outline Drawing
5x7 QFN-38
Package Outline Drawing
5x7 QFN-38
Package Outline Drawing
Package CodeUHFUHFUHFUHF
Package Index05-08-170105-08-170105-08-170105-08-1701
Pin Count38383838

Parametrics

Parameters / ModelsLTC2494CUHF#PBFLTC2494CUHF#TRPBFLTC2494IUHF#PBFLTC2494IUHF#TRPBF
ADC INL, LSB0.130.130.130.13
ADCs1111
ArchitectureDelta SigmaDelta SigmaDelta SigmaDelta Sigma
Bipolar/Unipolar InputUnipolarUnipolarUnipolarUnipolar
Bits, bits16161616
Number of Channels16161616
DNL, LSB1111
Demo BoardsDC1011A-CDC1011A-CDC1011A-CDC1011A-C
Export Controlnononono
FeaturesNo Latency, MUXOUT/ADCIN, Easy Drive, Temp Sensor, 50Hz & 60Hz RejectionNo Latency, MUXOUT/ADCIN, Easy Drive, Temp Sensor, 50Hz & 60Hz RejectionNo Latency, MUXOUT/ADCIN, Easy Drive, Temp Sensor, 50Hz & 60Hz RejectionNo Latency, MUXOUT/ADCIN, Easy Drive, Temp Sensor, 50Hz & 60Hz Rejection
I/OSerial SPISerial SPISerial SPISerial SPI
INL ppm, ppm2222
Input DriveDifferential, Single-EndedDifferential, Single-EndedDifferential, Single-EndedDifferential, Single-Ended
Input SpanВ±0.5VREF/GAIN, 0V to 0.5VREF/GAIN (COM=GND), 0V to VREF/GAIN (COM=VREF/2)В±0.5VREF/GAIN, 0V to 0.5VREF/GAIN (COM=GND), 0V to VREF/GAIN (COM=VREF/2)В±0.5VREF/GAIN, 0V to 0.5VREF/GAIN (COM=GND), 0V to VREF/GAIN (COM=VREF/2)В±0.5VREF/GAIN, 0V to 0.5VREF/GAIN (COM=GND), 0V to VREF/GAIN (COM=VREF/2)
Internal Referencenononono
Operating Temperature Range, °C0 to 700 to 70-40 to 85-40 to 85
Power, mW0.480.480.480.48
Simultaneousnononono
Speed, ksps0.0150.0150.0150.015
Supply Voltage Range2.7V to 5.5V2.7V to 5.5V2.7V to 5.5V2.7V to 5.5V

Eco Plan

LTC2494CUHF#PBFLTC2494CUHF#TRPBFLTC2494IUHF#PBFLTC2494IUHF#TRPBF
RoHSCompliantCompliantCompliantCompliant

Design Notes

  • “Easy Drive” Delta-Sigma Analog-to-Digital Converters Cancel Input Current Errors &mdash DN368
    PDF, 75 Kb, File published: Jun 2, 2005
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  • Easy Drive ADCs Simplify Measurement of High Impedance Sensors &mdash DN379
    PDF, 146 Kb, File published: Oct 26, 2005
    Extract from the document

Articles

  • Easy Drive Delta-Sigma ADCs Deliver Powerful Features and Reduce Design Effort &mdash LT Journal
    PDF, 346 Kb, File published: Jan 28, 2008
    Extract from the document

Model Line

Manufacturer's Classification

  • Data Conversion > Analog-to-Digital Converters (ADC) > Precision ADCs (Fs < 10Msps) > Multi Channel ADCs
EMS supplier