Datasheet LTC2302, LTC2306 (Analog Devices) - 6
| Hersteller | Analog Devices |
| Beschreibung | Low Noise, 500ksps, 2-Channel, 12-Bit ADC |
| Seiten / Seite | 22 / 6 — Typical perForMance cHaracTerisTics |
| Dateiformat / Größe | PDF / 492 Kb |
| Dokumentensprache | Englisch |
Typical perForMance cHaracTerisTics
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LTC2302/LTC2306
Typical perForMance cHaracTerisTics (LTC2302) TA = 25°C, VDD = OVDD = 5V, VREF = 4.096V, fSMPL = 500ksps, unless otherwise noted. Integral Nonlinearity Differential Nonlinearity 1kHz Sine Wave vs Output Code vs Output Code 8192 Point FFT Plot
1.00 1.00 0 –10 SNR = 73.2dB 0.75 0.75 –20 SINAD = 72.8dB THD = –89.5dB –30 0.50 0.50 –40 0.25 0.25 –50 –60 0 0 –70 INL (LSB) DNL (LSB) –80 –0.25 –0.25 –90 MAGNITUDE (dB) –100 –0.50 –0.50 –110 –0.75 –0.75 –120 –130 –1.00 –1.00 –140 0 1024 2048 3072 4096 0 1024 2048 3072 4096 0 50 100 150 200 250 OUTPUT CODE OUTPUT CODE FREQUENCY (kHz) 23026 G01 23026 G02 23026 G03
SNR vs Input Frequency SINAD vs Input Frequency THD vs Input Frequency
80 80 –60 –65 75 75 –70 70 70 –75 65 65 –80 SNR (dB) SINAD (dB) THD (dB) –85 60 60 –90 55 55 –95 50 50 –100 1 10 100 1000 1 10 100 1000 1 10 100 1000 FREQUENCY (kHz) FREQUENCY (kHz) FREQUENCY (kHz) 23026 G04 23026 G05 23026 G06
Supply Current vs Sampling Frequency Supply Current vs Temperature
3.5 4.0 3.8 3.0 3.6 2.5 3.4 3.2 2.0 3.0 Y CURRENT (mA) 1.5 2.8 2.6 SUPPL 1.0 SUPPLY CURRENT (mA) 2.4 0.5 2.2 0 2.0 1 10 100 1000 –50 –25 0 25 50 75 100 125 SAMPLING FREQUENCY (ksps) TEMPERATURE (°C) 23026 G07 23026 G08 23026fb 6 For more information www.linear.com/LTC2302 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Applications Package Description Related Parts
Typical perForMance cHaracTerisTics (LTC2302) TA = 25°C, VDD = OVDD = 5V, VREF = 4.096V, fSMPL = 500ksps, unless otherwise noted. Integral Nonlinearity Differential Nonlinearity 1kHz Sine Wave vs Output Code vs Output Code 8192 Point FFT Plot
1.00 1.00 0 –10 SNR = 73.2dB 0.75 0.75 –20 SINAD = 72.8dB THD = –89.5dB –30 0.50 0.50 –40 0.25 0.25 –50 –60 0 0 –70 INL (LSB) DNL (LSB) –80 –0.25 –0.25 –90 MAGNITUDE (dB) –100 –0.50 –0.50 –110 –0.75 –0.75 –120 –130 –1.00 –1.00 –140 0 1024 2048 3072 4096 0 1024 2048 3072 4096 0 50 100 150 200 250 OUTPUT CODE OUTPUT CODE FREQUENCY (kHz) 23026 G01 23026 G02 23026 G03
SNR vs Input Frequency SINAD vs Input Frequency THD vs Input Frequency
80 80 –60 –65 75 75 –70 70 70 –75 65 65 –80 SNR (dB) SINAD (dB) THD (dB) –85 60 60 –90 55 55 –95 50 50 –100 1 10 100 1000 1 10 100 1000 1 10 100 1000 FREQUENCY (kHz) FREQUENCY (kHz) FREQUENCY (kHz) 23026 G04 23026 G05 23026 G06
Supply Current vs Sampling Frequency Supply Current vs Temperature
3.5 4.0 3.8 3.0 3.6 2.5 3.4 3.2 2.0 3.0 Y CURRENT (mA) 1.5 2.8 2.6 SUPPL 1.0 SUPPLY CURRENT (mA) 2.4 0.5 2.2 0 2.0 1 10 100 1000 –50 –25 0 25 50 75 100 125 SAMPLING FREQUENCY (ksps) TEMPERATURE (°C) 23026 G07 23026 G08 23026fb 6 For more information www.linear.com/LTC2302 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Applications Package Description Related Parts