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ADS5520 Datasheet(PDF) 3 Page - Burr-Brown (TI) |
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ADS5520 Datasheet(HTML) 3 Page - Burr-Brown (TI) |
3 / 29 page www.ti.com ELECTRICAL CHARACTERISTICS ADS5510 SLAS499 – JANUARY 2007 Typical values given at T A = 25°C, min and max specified over the full recommended operating temperature range, AVDD = DRV DD = 3.3 V, sampling rate = 125 MSPS, 50% clock duty cycle, DLL On, 3-VPP differential clock, and –1 dBFS differential input, unless otherwise noted PARAMETER CONDITIONS MIN TYP MAX UNIT Resolution 11 bits Analog Inputs Differential input range 2.3 VPP Differential input impedance See Figure 24 6.6 k Ω Differential input capacitance See Figure 24 4 pF Analog input common-mode current 300 µA (per input) Analog input bandwidth Source impedance = 50 Ω 750 MHz Clock Voltage overload recovery time 4 cycles Internal Reference Voltages V(REFM) Reference bottom voltage 0.95 V V(REFP) Reference top voltage 2.1 V Reference error –4% ±0.9% 4% 1.55 VCM Common-mode voltage output V ±0.05 Dynamic DC Characteristics and Accuracy No missing codes Tested DNL Differential nonlinearity error fIN = 10 MHz -0.5 ±0.25 0.5 LSB INL Integral nonlinearity error fIN = 10 MHz -1.5 ±0.8 1.5 LSB Offset error -11 +2.5 +11 mV Offset temperature coefficient 0.01 mV/ °C ∆offset error/∆AV DD from AVDD = 3 V to PSRR DC power-supply rejection ratio 0.25 mV/V AVDD = 3.6 V Gain error (1) -2 ±0.45 +2 %FS Gain temperature coefficient 0.01 ∆%/°C Dynamic AC Characteristics fIN = 10 MHz 62.5 66.7 fIN = 70 MHz 66.5 SNR Signal-to-noise ratio fIN = 100 MHz 66.3 dBFS fIN = 130 MHz 66 fIN = 170 MHz 65.5 fIN = 10 MHz 73 84 fIN = 70 MHz 81 SFDR Spurious-free dynamic range fIN = 100 MHz 82 dBc fIN = 130 MHz 78 fIN = 170 MHz 72 fIN = 10 MHz 73 91 fIN = 70 MHz 87 HD2 Second-harmonic fIN = 100 MHz 84 dBc fIN = 130 MHz 79 fIN = 170 MHz 74 (1) Gain error is specified by design and characterization; it is not tested in production. 3 Submit Documentation Feedback |
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