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SPT774 Datasheet(PDF) 3 Page - List of Unclassifed Manufacturers |
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3 / 12 page SPT 3 8/1/00 SPT774 ELECTRICAL SPECIFICATIONS TA = TMIN to TMAX, VEE = 0 to +5 V, VDD = +5 V, fS = 117 kHz, fIN = 10 kHz, unless otherwise specified. TEST TEST SPT774C SPT774B PARAMETER CONDITIONS LEVEL MIN TYP MAX MIN TYP MAX UNITS DC ELECTRICAL CHARACTERISTICS Power Supplies Operating Voltage Range VDD IV +4.5 +5.5 +4.5 +5.5 Volts VEE2 IV VDD VDD Volts Operating Current IDD IV 15 24 15 24 mA IEE2VEE = +5 V IV 167 167 µA Power Dissipation VI 75 120 75 120 mW Internal Reference Voltage VI 2.4 2.5 2.6 2.4 2.5 2.6 Volts Output Current3 VI 0.5 0.5 mA DIGITAL CHARACTERISTICS Logic Inputs (CE, CS , R/C , Ao, 12/8 ) Logic 0 VI -0.5 +0.8 -0.5 +0.8 Volts Logic1 VI 2.0 5.5 2.0 5.5 Volts Current VI -5.0 0. 1 5.0 -5.0 0. 1 5.0 µA Capacitance V 5 5 pF Logic Outputs (DB11-DB0, STS) Logic 0 (ISink = 1.6 mA) VI +0.4 +0.4 Volts Logic 1 (ISOURCE = 500 µA) VI +2.4 +2.4 Volts Leakage (High Z State, VI -5 0.1 +5 -5 0.1 +5 µA DB11-DB0 Only) Capacitance V 5 5 pF AC Accuracy fS=117 kHz, fIN=10 kHz Spurious Free Dyn. Range V 73 78 76 78 dB Total Harmonic Distortion V -77 -72 -77 -75 dB Signal-to-Noise Ratio V 69 72 71 72 dB Signal-to-Noise & Distortion V 68 71 70 71 dB (SINAD) Intermodulation Distortion fIN=20 kHz; V -75 -75 dB fIN2=23 kHz Note 1: Fixed 50 Ω resistor from REF OUT to REF IN and REF OUT to BIP OFF. Note 2: VEE is optional and is only used to set the mode for the internal sample/hold. When not using VEE, the pin should be treated as a no connect. If VEE is connected to 0 to -15 V, aperture delay (tAP) will increase from 20 ns (typ) to 4000 ns (typ). Note 3: Available for external loads; external load should not change during conversion. |
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