Datasheet LTC2341-16 (Analog Devices) - 9
| Fabricante | Analog Devices |
| Descripción | Dual, 16-Bit, 666ksps/ch Differential SoftSpan ADC with Wide Input Common Mode Range |
| Páginas / Página | 38 / 9 — TYPICAL PERFORMANCE CHARACTERISTICS. TA = 25°C, VDD = 5V, OVDD = 2.5V, … |
| Formato / tamaño de archivo | PDF / 2.2 Mb |
| Idioma del documento | Inglés |
TYPICAL PERFORMANCE CHARACTERISTICS. TA = 25°C, VDD = 5V, OVDD = 2.5V, Internal
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LTC2341-16
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VDD = 5V, OVDD = 2.5V, Internal Reference and Buffer (VREFBUF = 4.096V), fSMPL = 666ksps, unless otherwise noted. Integral Nonlinearity Differential Nonlinearity Integral Nonlinearity vs Output Code and Channel vs Output Code and Channel vs Output Code and Range
1.00 1.00 1.00 ±4.096V RANGE ALL RANGES BIPOLAR DRIVE (IN– = 2.5V) 0.75 FULLY DIFFERENTIAL DRIVE (IN– = –IN+) ALL CHANNELS 0.75 0.75 ONE CHANNEL ALL CHANNELS 0.50 0.50 0.50 ±2.048V AND ±2V 0.25 0.25 RANGES 0.25 0 0 0 –0.25 –0.25 –0.25 INL ERROR (LSB) DNL ERROR (LSB) INL ERROR (LSB) –0.50 –0.50 –0.50 –0.75 –0.75 –0.75 –1.00 –1.00 –1.00 –32768 –16384 0 16384 32768 0 16384 32768 49152 65536 –32768 –16384 0 16384 32768 OUTPUT CODE OUTPUT CODE OUTPUT CODE 234116 G01 234116 G02 234116 G03
Integral Nonlinearity Integral Nonlinearity Integral Nonlinearity vs Output Code and Range vs Output Code and Range vs Output Code and Range vs Output Code
1.00 1.00 1.00 FULLY DIFFERENTIAL DRIVE (IN– = –IN+) UNIPOLAR DRIVE (IN– = 0V) ±4.096V RANGE 0.75 ONE CHANNEL ONE CHANNEL 0.75 0.75 ARBITRARY DRIVE 0.50 0.50 0.50 IN+/IN– COMMON MODE ±2.048V AND ±2V 0V TO 2.048V RANGE SWEPT 0V TO 5V 0.25 RANGES 0.25 0.25 0 0 0 –0.25 –0.25 –0.25 INL ERROR (LSB) 0V TO 4.096V AND 0V TO 4V RANGES INL ERROR (LSB) ±4.096V AND ±4V INL ERROR (LSB) –0.50 RANGES –0.50 –0.50 –0.75 –0.75 –0.75 FULLY DIFFERENTIAL DRIVE (IN– = –IN+) –1.00 –1.00 –1.00 –32768 –16384 0 16384 32768 0 16384 32768 49152 65536 –32768 –16384 0 16384 32768 OUTPUT CODE OUTPUT CODE OUTPUT CODE 234116 G04 234116 G05 234116 G06
32k Point FFT fSMPL = 666kHz, DC Histogram (Zero-Scale) DC Histogram (Zero–Scale) DC Histogram (Near Full-Scale) fIN f = 2kHz IN = 2kHz
250000 250000 0 ±4.096V RANGE ±4.096V RANGE ±4.096V RANGE –20 FULLY DIFFERENTIAL DRIVE (IN– = –IN+) 200000 200000 SNR = 93.4dB –40 THD = –111dB –60 SINAD = 93.3dB 150000 150000 SFDR = 112dB –80 COUNTS 100000 COUNTS 100000 –100 –120 AMPLITUDE (dBFS) 50000 50000 –140 –160 0 0 –4 –3 –2 –1 0 1 2 3 4 32752 32754 32756 32758 32760 –180 0 111 222 333 CODE CODE FREQUENCY (kHz) 234116 G07 234116 G08 234116 G09 234116f For more information www.linear.com/LTC2341-16 9 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration 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, VDD = 5V, OVDD = 2.5V, Internal Reference and Buffer (VREFBUF = 4.096V), fSMPL = 666ksps, unless otherwise noted. Integral Nonlinearity Differential Nonlinearity Integral Nonlinearity vs Output Code and Channel vs Output Code and Channel vs Output Code and Range
1.00 1.00 1.00 ±4.096V RANGE ALL RANGES BIPOLAR DRIVE (IN– = 2.5V) 0.75 FULLY DIFFERENTIAL DRIVE (IN– = –IN+) ALL CHANNELS 0.75 0.75 ONE CHANNEL ALL CHANNELS 0.50 0.50 0.50 ±2.048V AND ±2V 0.25 0.25 RANGES 0.25 0 0 0 –0.25 –0.25 –0.25 INL ERROR (LSB) DNL ERROR (LSB) INL ERROR (LSB) –0.50 –0.50 –0.50 –0.75 –0.75 –0.75 –1.00 –1.00 –1.00 –32768 –16384 0 16384 32768 0 16384 32768 49152 65536 –32768 –16384 0 16384 32768 OUTPUT CODE OUTPUT CODE OUTPUT CODE 234116 G01 234116 G02 234116 G03
Integral Nonlinearity Integral Nonlinearity Integral Nonlinearity vs Output Code and Range vs Output Code and Range vs Output Code and Range vs Output Code
1.00 1.00 1.00 FULLY DIFFERENTIAL DRIVE (IN– = –IN+) UNIPOLAR DRIVE (IN– = 0V) ±4.096V RANGE 0.75 ONE CHANNEL ONE CHANNEL 0.75 0.75 ARBITRARY DRIVE 0.50 0.50 0.50 IN+/IN– COMMON MODE ±2.048V AND ±2V 0V TO 2.048V RANGE SWEPT 0V TO 5V 0.25 RANGES 0.25 0.25 0 0 0 –0.25 –0.25 –0.25 INL ERROR (LSB) 0V TO 4.096V AND 0V TO 4V RANGES INL ERROR (LSB) ±4.096V AND ±4V INL ERROR (LSB) –0.50 RANGES –0.50 –0.50 –0.75 –0.75 –0.75 FULLY DIFFERENTIAL DRIVE (IN– = –IN+) –1.00 –1.00 –1.00 –32768 –16384 0 16384 32768 0 16384 32768 49152 65536 –32768 –16384 0 16384 32768 OUTPUT CODE OUTPUT CODE OUTPUT CODE 234116 G04 234116 G05 234116 G06
32k Point FFT fSMPL = 666kHz, DC Histogram (Zero-Scale) DC Histogram (Zero–Scale) DC Histogram (Near Full-Scale) fIN f = 2kHz IN = 2kHz
250000 250000 0 ±4.096V RANGE ±4.096V RANGE ±4.096V RANGE –20 FULLY DIFFERENTIAL DRIVE (IN– = –IN+) 200000 200000 SNR = 93.4dB –40 THD = –111dB –60 SINAD = 93.3dB 150000 150000 SFDR = 112dB –80 COUNTS 100000 COUNTS 100000 –100 –120 AMPLITUDE (dBFS) 50000 50000 –140 –160 0 0 –4 –3 –2 –1 0 1 2 3 4 32752 32754 32756 32758 32760 –180 0 111 222 333 CODE CODE FREQUENCY (kHz) 234116 G07 234116 G08 234116 G09 234116f For more information www.linear.com/LTC2341-16 9 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration 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