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ADC08D1000QML 数据表(PDF) 11 Page - Texas Instruments |
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ADC08D1000QML 数据表(HTML) 11 Page - Texas Instruments |
11 / 50 page I / O GND V A TO INTERNAL CIRCUITRY ADC08D1000QML, ADC08D1000QML-SP ADC08D1000WG-QV www.ti.com SNAS352G – JANUARY 2007 – REVISED MARCH 2013 ADC08D1000 Converter Electrical Characteristics AC Parameters The following specifications apply after calibration for VA = VDR = +1.9VDC, OutV = 1.9V, VIN FSR (a.c. coupled) = differential 870mVP-P, CL = 10 pF, Differential, a.c. coupled Sinewave Input Clock, fCLK = 1 GHz at 0.5VP-P with 50% duty cycle, VBG = Floating, Non-Extended Control Mode, SDR Mode, REXT = 3300Ω ±0.1%, Analog Signal Source Impedance = 100Ω Differential. Boldface limits apply for TA = TMIN to TMAX (1) (2) Sub - Parameter Test Conditions Notes Typ(3) Min Max Units groups NORMAL MODE (Non DES) DYNAMIC CONVERTER CHARACTERISTICS fIN = 100 MHz, VIN = FSR − 0.5 dB 7.5 Bits ENOB Effective Number of Bits fIN = 248 MHz, VIN = FSR − 0.5 dB 7.4 7.0 Bits 4, 5, 6 fIN = 498 MHz, VIN = FSR − 0.5 dB 7.4 7.0 Bits 4, 5, 6 fIN = 100 MHz, VIN = FSR − 0.5 dB 47 dB Signal-to-Noise Plus SINAD fIN = 248 MHz, VIN = FSR − 0.5 dB 46.3 43.9 dB 4, 5, 6 Distortion Ratio fIN = 498 MHz, VIN = FSR − 0.5 dB 46.3 43.9 dB 4, 5, 6 fIN = 100 MHz, VIN = FSR − 0.5 dB 48 dB SNR Signal-to-Noise Ratio fIN = 248 MHz, VIN = FSR − 0.5 dB 47.1 44 dB 4, 5, 6 fIN = 498 MHz, VIN = FSR − 0.5 dB 47.1 44 dB 4, 5, 6 fIN = 100 MHz, VIN = FSR − 0.5 dB -55 dB −47. fIN = 248 MHz, VIN = FSR − 0.5 dB -55 dB 4, 5, 6 THD Total Harmonic Distortion 5 −47. fIN = 498 MHz, VIN = FSR − 0.5 dB -55 dB 4, 5, 6 5 fIN = 248 MHz, VIN = FSR − 0.5 dB 57 dB Spurious Free Dynamic SFDR Range fIN = 498 MHz, VIN = FSR − 0.5 dB 57 47 dB 4, 5, 6 fCLK1 Maximum Input Clock Normal Mode (non DES) 1.2 1.0 GHz 4, 5, 6 Frequency INTERLEAVE MODE (DES Pin 127=Float) - DYNAMIC CONVERTER CHARACTERISTICS fIN = 248 MHz, VIN = FSR − 0.5 dB 7.3 Bits ENOB Effective Number of Bits fIN = 498 MHz, VIN = FSR − 0.5 dB 7.3 6.8 Bits 4, 5, 6 fIN = 248 MHz, VIN = FSR − 0.5 dB 46 dB Signal to Noise Plus SINAD Distortion Ratio fIN = 498 MHz, VIN = FSR − 0.5 dB 46 42.5 dB 4, 5, 6 fIN = 248 MHz, VIN = FSR − 0.5 dB 46.4 dB SNR Signal to Noise Ratio fIN = 498 MHz, VIN = FSR − 0.5 dB 46.4 43 dB 4, 5, 6 fIN = 248 MHz, VIN = FSR − 0.5 dB -58 dB THD Total Harmonic Distortion fIN = 498 MHz, VIN = FSR − 0.5 dB -58 −49 dB 4, 5, 6 fIN = 248 MHz, VIN = FSR − 0.5 dB 57 dB Spurious Free Dynamic SFDR Range fIN = 498 MHz, VIN = FSR − 0.5 dB 57 47 dB 4, 5, 6 (1) The analog inputs are protected as shown below. Input voltage magnitudes beyond the Absolute Maximum Ratings may damage this device. (2) To ensure accuracy, it is required that VA and VDR be well bypassed. Each supply pin must be decoupled with separate bypass capacitors. Additionally, achieving rated performance requires that the bottom be well grounded. (3) Typical figures are at TA = 25°C, and represent most likely parametric norms. Copyright © 2007–2013, Texas Instruments Incorporated Submit Documentation Feedback 11 Product Folder Links: ADC08D1000QML ADC08D1000QML-SP ADC08D1000WG-QV |
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