Datasheet LTC2315-12 (Analog Devices) - 7

FabricanteAnalog Devices
Descripción12-Bit, 5Msps Serial Sampling ADC in TSOT
Páginas / Página22 / 7 — 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 = 5Msps,. unless otherwise noted

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

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LTC2315-12
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VDD = 5V, OVDD = 2.5V, fSMPL = 5Msps, unless otherwise noted. THD, Harmonics vs Temperature, SNR, SINAD vs Reference Voltage Reference Current fIN = 500kHz fIN = 500kHz vs Reference Voltage
–75 74 600 VDD = 5V fS = 5Msps SNR 500 –80 73 V f DD = 5V S = 5Msps VDD = 5V SNR THD 400 –85 3RD VDD = 3.6V SINAD VDD = 3.6V fS = 3Msps 72 300 SINAD fS = 3Msps –90 2ND SNR, SINAD (dBFS) 200 THD, HARMONICS (dB) 71 OPERATION REFERENCE CURRENT (µA) OPERATION –95 NOT ALLOWED 100 NOT ALLOWED –100 70 0 –55 –35 –15 5 25 45 65 85 105 125 2 2.5 3 3.5 4 4.5 2 2.5 3 3.5 4 4.5 TEMPERATURE (°C) REFERENCE VOLTAGE (V) REFERENCE VOLTAGE (V) 231512 G08a 231512 G10 231512 G11
Full-Scale Error vs Temperature Offset Error vs Temperature Supply Current vs Temperature
4 1 6.5 3 6.25 VDD = 5V 2 0.5 6 1 0 0 5.75 –1 VDD = 3V 5.5 OFFSET ERROR (LSB) FULL-SCALE ERROR (LSB) –2 –0.5 SUPPLY CURRENT (mA) 5.25 –3 –4 –1 5 –55 –35 –15 5 25 45 65 85 105 125 –55 –35 –15 5 25 45 65 85 105 125 –55 –35 –15 5 25 45 65 85 105 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 231512 G12 231512 G13 231512 G14
Shutdown Current vs Temperature Supply Current vs SCK Frequency
1 7 V I DD = 3V VDD + IOVDD OV 6 DD = 1.8V 0.75 5 ITOT 4 IVDD 0.5 3 SUPPLY CURRENT (mA) 2 SHUTDOWN CURRENT (µA) 0.25 VDD = 3V 1 V I DD = 5V OVDD 0 0 –55 –35 –15 5 25 45 65 85 105 125 10 20 30 40 50 60 70 80 90 TEMPERATURE (°C) SCK FREQUENCY (MHz) 231512 G16 231512 G15 231512fa For more information www.linear.com/LTC2315-12 7