Datasheet LTC2335-18 (Analog Devices) - 9
| Hersteller | Analog Devices |
| Beschreibung | 18-Bit, 1Msps 8-Channel Differential ±10.24V Input SoftSpan ADC with Wide Input Common Mode Range |
| Seiten / Seite | 40 / 9 — Typical perForMance characTerisTics. TA = 25°C, VCC = +15V, VEE = –15V, … |
| Dateiformat / Größe | PDF / 2.1 Mb |
| Dokumentensprache | Englisch |
Typical perForMance characTerisTics. TA = 25°C, VCC = +15V, VEE = –15V, VDD = 5V,
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LTC2335-18
Typical perForMance characTerisTics TA = 25°C, VCC = +15V, VEE = –15V, VDD = 5V, OVDD = 2.5V, Internal Reference and Buffer (VREFBUF = 4.096V), fSMPL = 1Msps, unless otherwise noted. Integral Nonlinearity Integral Nonlinearity Differential Nonlinearity vs Output Code and Channel vs Output Code and Channel vs Output Code and Range
2.0 2.0 0.5 ±10.24V RANGE ±10.24V RANGE ALL RANGES TRUE BIPOLAR DRIVE (IN– = 0V) 1.5 FULLY DIFFERENTIAL DRIVE (IN– = –IN+) 1.5 0.4 ALL CHANNELS ALL CHANNELS ALL CHANNELS 0.3 1.0 1.0 0.2 0.5 0.5 0.1 0 0 0.0 –0.5 –0.5 –0.1 INL ERROR (LSB) INL ERROR (LSB) DNL ERROR (LSB) –0.2 –1.0 –1.0 –0.3 –1.5 –1.5 –0.4 –2.0 –2.0 –0.5 –131072 –65536 0 65536 131072 –131072 –65536 0 65536 131072 0 65536 131072 196608 262144 OUTPUT CODE OUTPUT CODE OUTPUT CODE 233518 G01 233518 G02 233518 G03
Integral Nonlinearity Integral Nonlinearity Integral Nonlinearity vs Output Code and Range vs Output Code and Range vs Output Code and Range
2.0 2.0 2.0 TRUE BIPOLAR DRIVE (IN– = 0V) FULLY DIFFERENTIAL DRIVE (IN– = –IN+) UNIPOLAR DRIVE (IN– = 0V) ONE CHANNEL 1.5 ONE CHANNEL 1.5 ONE CHANNEL 1.5 1.0 1.0 ±10.24V, ±10V, 1.0 0V to 5.12V AND ±5.12V AND ±5V ±5.12V, AND ±5V 0.5 0.5 0.5 0V to 5V RANGES RANGES RANGES 0 0 0 –0.5 –0.5 –0.5 INL ERROR (LSB) INL ERROR (LSB) INL ERROR (LSB) –1.0 –1.0 –1.0 ±10.24V AND ±10V RANGES –1.5 –1.5 –1.5 0V to 10.24V AND 0V to 10V RANGES –2.0 –2.0 –2.0 –131072 –65536 0 65536 131072 –131072 –65536 0 65536 131072 0 65536 131072 196608 262144 OUTPUT CODE OUTPUT CODE OUTPUT CODE 233518 G04 233518 G05 233518 G06
Integral Nonlinearity vs Output Code DC Histogram (Zero-Scale) DC Histogram (Near Full-Scale)
2.0 90000 90000 ±10.24V RANGE ±10.24V RANGE ±10.24V RANGE 1.5 80000 σ = 1.3 80000 σ = 1.4 TRUE BIPOLAR DRIVE (IN– = 0V) 1.0 70000 70000 60000 60000 0.5 50000 50000 0 40000 COUNTS 40000 COUNTS –0.5 INL ERROR (LSB) 30000 30000 –1.0 20000 20000 ARBITRARY DRIVE –1.5 IN+/IN– COMMON MODE 10000 10000 SWEPT –10.24V to 10.24V –2.0 0 0 –131072 –65536 0 65536 131072 –6 –4 –2 0 2 4 6 130971 130974 130977 130980 130983 OUTPUT CODE CODE CODE 233518 G07 233518 G08 233518 G09 233518f For more information www.linear.com/LTC2335-18 9 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Dynamic Accuracy Internal Reference Characteristics Reference Buffer Characteristics Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Configuration Tables Functional Block Diagram Timing Diagram Applications Information Board Layout Package Description Typical Application Related Parts
Typical perForMance characTerisTics TA = 25°C, VCC = +15V, VEE = –15V, VDD = 5V, OVDD = 2.5V, Internal Reference and Buffer (VREFBUF = 4.096V), fSMPL = 1Msps, unless otherwise noted. Integral Nonlinearity Integral Nonlinearity Differential Nonlinearity vs Output Code and Channel vs Output Code and Channel vs Output Code and Range
2.0 2.0 0.5 ±10.24V RANGE ±10.24V RANGE ALL RANGES TRUE BIPOLAR DRIVE (IN– = 0V) 1.5 FULLY DIFFERENTIAL DRIVE (IN– = –IN+) 1.5 0.4 ALL CHANNELS ALL CHANNELS ALL CHANNELS 0.3 1.0 1.0 0.2 0.5 0.5 0.1 0 0 0.0 –0.5 –0.5 –0.1 INL ERROR (LSB) INL ERROR (LSB) DNL ERROR (LSB) –0.2 –1.0 –1.0 –0.3 –1.5 –1.5 –0.4 –2.0 –2.0 –0.5 –131072 –65536 0 65536 131072 –131072 –65536 0 65536 131072 0 65536 131072 196608 262144 OUTPUT CODE OUTPUT CODE OUTPUT CODE 233518 G01 233518 G02 233518 G03
Integral Nonlinearity Integral Nonlinearity Integral Nonlinearity vs Output Code and Range vs Output Code and Range vs Output Code and Range
2.0 2.0 2.0 TRUE BIPOLAR DRIVE (IN– = 0V) FULLY DIFFERENTIAL DRIVE (IN– = –IN+) UNIPOLAR DRIVE (IN– = 0V) ONE CHANNEL 1.5 ONE CHANNEL 1.5 ONE CHANNEL 1.5 1.0 1.0 ±10.24V, ±10V, 1.0 0V to 5.12V AND ±5.12V AND ±5V ±5.12V, AND ±5V 0.5 0.5 0.5 0V to 5V RANGES RANGES RANGES 0 0 0 –0.5 –0.5 –0.5 INL ERROR (LSB) INL ERROR (LSB) INL ERROR (LSB) –1.0 –1.0 –1.0 ±10.24V AND ±10V RANGES –1.5 –1.5 –1.5 0V to 10.24V AND 0V to 10V RANGES –2.0 –2.0 –2.0 –131072 –65536 0 65536 131072 –131072 –65536 0 65536 131072 0 65536 131072 196608 262144 OUTPUT CODE OUTPUT CODE OUTPUT CODE 233518 G04 233518 G05 233518 G06
Integral Nonlinearity vs Output Code DC Histogram (Zero-Scale) DC Histogram (Near Full-Scale)
2.0 90000 90000 ±10.24V RANGE ±10.24V RANGE ±10.24V RANGE 1.5 80000 σ = 1.3 80000 σ = 1.4 TRUE BIPOLAR DRIVE (IN– = 0V) 1.0 70000 70000 60000 60000 0.5 50000 50000 0 40000 COUNTS 40000 COUNTS –0.5 INL ERROR (LSB) 30000 30000 –1.0 20000 20000 ARBITRARY DRIVE –1.5 IN+/IN– COMMON MODE 10000 10000 SWEPT –10.24V to 10.24V –2.0 0 0 –131072 –65536 0 65536 131072 –6 –4 –2 0 2 4 6 130971 130974 130977 130980 130983 OUTPUT CODE CODE CODE 233518 G07 233518 G08 233518 G09 233518f For more information www.linear.com/LTC2335-18 9 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Dynamic Accuracy Internal Reference Characteristics Reference Buffer Characteristics Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Configuration Tables Functional Block Diagram Timing Diagram Applications Information Board Layout Package Description Typical Application Related Parts