Datasheet LTC2313-12 (Analog Devices) - 6

FabricanteAnalog Devices
Descripción12-Bit, 2.5Msps Serial Sampling ADC in TSOT
Páginas / Página22 / 6 — TYPICAL. PERFORMANCE CHARACTERISTICS TA = 25°C, VDD = 5V, OVDD = 2.5V, …
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TYPICAL. PERFORMANCE CHARACTERISTICS TA = 25°C, VDD = 5V, OVDD = 2.5V, fSMPL = 2.5Msps,. unless otherwise noted

TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VDD = 5V, OVDD = 2.5V, fSMPL = 2.5Msps, unless otherwise noted

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LTC2313-12
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VDD = 5V, OVDD = 2.5V, fSMPL = 2.5Msps, unless otherwise noted. Integral Nonlinearity Differential Nonlinearity DC Histogram Near Mid-Scale vs Output Code vs Output Code (Code 2048)
1.00 1.00 16000 σ = 0.33 0.75 0.75 0.50 0.50 12000 0.25 0.25 0.0 0.00 8000 INL (LSB) COUNTS –0.25 DNL (LSB) –0.25 –0.50 –0.50 4000 –0.75 –0.75 –1.00 –1.00 0 0 512 1024 1536 2048 2560 3072 3584 4096 0 512 1024 1536 2048 2560 3072 3584 4096 2046 2047 2048 2049 OUTPUT CODE OUTPUT CODE CODE 231312 G01 231312 G02 231312 G03
16k Point FFT, fS = 2.5Msps SNR, SINAD vs Input Frequency THD, Harmonics vs Input fIN = 497kHz (100kHz to 1.2MHz) Frequency (100kHz to 1.2MHz)
0 74 –75 VDD = 5V RIN/CIN = 50Ω/47pF –20 SNR = 73dBFS VDD = 5V fS = 2.5Msps SINAD = 72.6dBFS 73 SNR –80 VDD = 5V –40 THD = –84dB SINAD THD SFDR = 87dB 72 –85 –60 2ND –80 71 3RD V –90 DD = 3V SNR –100 AMPLITUDE (dBFS) SNR, SINAD (dBFS) 70 SINAD –95 –120 THD, HARMONICS (dB) 69 –100 –140 –160 68 –105 0 250 500 750 1000 0 250 500 750 1000 1250 0 250 500 750 1000 1250 INPUT FREQUENCY (kHz) INPUT FREQUENCY (kHz) INPUT FREQUENCY (kHz) 231312 G05 231312 G04 231312 G06
THD, Harmonics vs Input SNR, SINAD vs Temperature, THD, Harmonics vs Temperature, Frequency (100kHz to 1.2MHz) fIN = 497kHz fIN = 497kHz
–75 74 –75 V R DD = 3V IN/CIN = 50Ω/47pF fS = 2.5Msps –80 V V DD = 3V THD DD = 5V 73 SNR –80 THD –85 SINAD 2ND 72 –85 2ND –90 3RD VDD = 3V 71 –90 3RD –95 SNR, SINAD (dBFS) SNR THD, HARMONICS (dB) THD, HARMONICS (dB) SINAD –95 –100 70 –105 –100 69 0 250 500 750 1000 1250 –55 –35 –15 5 25 45 65 85 105 125 –55 –35 –15 5 25 45 65 85 105 125 INPUT FREQUENCY (kHz) TEMPERATURE (°C) TEMPERATURE (°C) 231312 G08 231312 G09 231312 G07 231312fb 6 For more information www.linear.com/LTC2313-12 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Dynamic Accuracy Reference Input/Output Digital Inputs And Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Block Diagram Timing Diagrams Applications Information Package Description Related Parts Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Converter Characteristics Dynamic Accuracy Reference Input/Output Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Block Diagram Timing Diagrams Applications Information Applications Information Applications Information Applications Information Applications Information Package Description Revision History Typical Application Related Parts