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Datenblatt-Suchmaschine für elektronische Bauteile |
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Datenblatt-Suchmaschine für elektronische Bauteile |
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SPT7850 Datenblatt(PDF) 2 Page - Cadeka Microcircuits LLC. |
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SPT7850 Datenblatt(HTML) 2 Page - Cadeka Microcircuits LLC. |
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2 / 13 page  2 6/15/01 SPT7850 ELECTRICAL SPECIFICATIONS TA=TMIN to TMAX, AVDD=DVDD=OVDD=+5.0 V, VIN=0 to 4 V, ƒCLK=40 MHz, ƒS=20 MSPS, VRHS=4.0 V, VRLS=0.0 V, unless otherwise specified. TEST TEST SPT7850 PARAMETERS CONDITIONS LEVEL MIN TYP MAX UNITS Resolution 10 Bits DC Accuracy 100 kHz clock rate1 Integral Linearity Error (ILE) V ±1.0 LSB Differential Linearity Error (DLE) V ±0.5 LSB No Missing Codes VI Guaranteed Analog Input Input Voltage Range VI VRLS VRHS V Input Resistance IV 50 k Ω Input Capacitance V 5.0 pF Input Bandwidth (Small Signal) V 100 MHz Offset V ±2.0 LSB Gain Error V ±2.0 LSB Reference Input Resistance VI 400 500 600 Ω Bandwidth V 100 150 MHz Voltage Range VRLS IV 0 2.0 V VRHS IV 3.0 AVDD V VRHS – VRLS V 1.0 4.0 5.0 V ∆(VRHF – VRHS)V 90 mV ∆(VRLS – VRLF)V 75 mV Reference Settling Time VRHS V 15 Clock Cycles VRLS V 20 Clock Cycles Conversion Characteristics Maximum Conversion Rate VI 20 MHz Minimum Conversion Rate V 50 kHz Pipeline Delay (Latency) IV 12 Clock Cycles Aperture Delay Time V 5 ns Aperture Jitter Time V 30 ps (p-p) Dynamic Performance Effective Number of Bits (ENOB) ƒIN = 3.58 MHz VI 8.8 Bits ƒIN = 10.3 MHz VI 8.5 Bits Signal-to-Noise Ratio (SNR) (without Harmonics) ƒIN = 3.58 MHz VI 53 56 dB ƒIN = 10.3 MHz VI 52 55 dB 1 SPT7850SCN is screened for DC accuracy tests at 100 kHz. SPT7850SIS and SPT7850SCT are screened for DC accuracy tests at 35 MHz. ABSOLUTE MAXIMUM RATINGS (Beyond which damage may occur)1 25 °C Note: 1. Operation at any Absolute Maximum Rating is not implied. See Electrical Specifications for proper nominal applied conditions in typical applications. Supply Voltages AVDD ...................................................................... +6 V DVDD ..................................................................... +6 V Input Voltages Analog Input .............................. –0.5 V to AVDD +0.5 V VREF .............................................................. 0 to AVDD CLK Input ............................................................... VDD AVDD – DVDD .................................................. ±100 mV AGND – DGND .............................................. ±100 mV Output Digital Outputs ................................................... 10 mA Temperature Operating Temperature ............................ –40 to 85 °C Junction Temperature ........................................ 175 °C Lead Temperature, (soldering 10 seconds) ....... 300 °C Storage Temperature ............................ –65 to +150 °C |
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