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ADC081000 Arkusz danych(PDF) 9 Page - Texas Instruments |
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ADC081000 Arkusz danych(HTML) 9 Page - Texas Instruments |
9 / 41 page ADC081000 www.ti.com SNAS209G – FEBRUARY 2004 – REVISED MAY 2013 CONVERTER ELECTRICAL CHARACTERISTICS (continued) The following specifications apply after calibration for VA = VDR = +1.9VDC, OutV = 1.9V, VIN FSR (a.c. coupled) = differential 800mVP-P, CL = 10 pF, Differential, a.c. coupled Sinewave Clock, fCLK = 1 GHz at 0.5VP-P with 50% duty cycle, REXT = 3300Ω ± 0.1%, Analog Signal Source Impedance = 100 Ω. Boldface limits apply for TA = TMIN to TMAX. All other limits TA = 25°C, unless otherwise stated (1)(2)(3) Units Symbol Parameter Conditions Typical(4) Limits(4) (Limits) fIN = 100 MHz, VIN = FSR − 0.5 dB -57 dB THD Total Harmonic Distortion fIN = 248 MHz, VIN = FSR − 0.5 dB -57 −50 dB (max) fIN = 498 MHz, VIN = FSR − 0.5 dB -57 −50 dB (max) fIN = 100 MHz, VIN = FSR − 0.5 dB −64 dB 2nd Harm Second Harmonic Distortion fIN = 248 MHz, VIN = FSR − 0.5 dB −64 dB fIN = 498 MHz, VIN = FSR − 0.5 dB −64 dB fIN = 100 MHz, VIN = FSR − 0.5 dB −64 dB 3rd Harm Third Harmonic Distortion fIN = 248 MHz, VIN = FSR − 0.5 dB −64 dB fIN = 498 MHz, VIN = FSR − 0.5 dB −64 dB fIN = 100 MHz, VIN = FSR − 0.5 dB 58.5 dB SFDR Spurious-Free dynamic Range fIN = 248 MHz, VIN = FSR − 0.5 dB 58.5 50 dB (min) fIN = 498 MHz, VIN = FSR − 0.5 dB 58.5 50 dB (min) fIN1 = 121 MHz, VIN = FSR − 7 dB IMD Intermodulation Distortion -51 dB fIN2 = 126 MHz, VIN = FSR − 7 dB (VIN+) − (VIN−) > + Full Scale 255 Out of Range Output Code (In addition to OR Output high) (VIN+) − (VIN−) < − Full Scale 0 ANALOG INPUT AND REFERENCE CHARACTERISTICS 550 mVP-P (min) FSR pin Low 600 650 mVP-P (max) Full Scale Analog Differential Input VIN Range 750 mVP-P (min) FSR pin High 800 850 mVP-P (max) VCMO − 50 mV (min) VCMI Common Mode Analog Input Voltage VCMO VCMO+ 50 mV (max) Differential 0.02 pF CIN Analog Input Capacitance(6) Each input to ground 1.6 pF 94 Ω (min) RIN Differential Input Resistance 100 106 Ω (max) ANALOG OUTPUT CHARACTERISTICS 0.95 V (min) VCMO Common Mode Output Voltage ICMO = ±1 µA 1.21 1.45 V (max) Common Mode Output Voltage TC VCMO TA = −40°C to +85°C 118 ppm/°C Temperature Coefficient 1.22 V (min) VBG Bandgap Reference Output Voltage IBG = ±100 µA 1.26 1.33 V (max) Bandgap Reference Voltage TA = −40°C to +85°C, TC VBG -28 ppm/°C Temperature Coefficient IBG = ±100 µA (6) The analog and clock input capacitances are die capacitances only. Additional package capacitances of 0.65 pF differential and 0.95 pF each pin to ground are isolated from the die capacitances by lead and bond wire inductances. Copyright © 2004–2013, Texas Instruments Incorporated Submit Documentation Feedback 9 Product Folder Links: ADC081000 |
Podobny numer części - ADC081000_15 |
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Podobny opis - ADC081000_15 |
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