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AD7939BSUZ датащи(PDF) 5 Page - Analog Devices |
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AD7939BSUZ датащи(HTML) 5 Page - Analog Devices |
5 / 36 page Data Sheet AD7938/AD7939 Rev. C | Page 5 of 36 AD7939 SPECIFICATIONS VDD = VDRIVE = 2.7 V to 5.25 V, internal/external VREF = 2.5 V, unless otherwise noted, fCLKIN = 25.5 MHz, fSAMPLE= 1.5 MSPS; TA = TMIN to TMAX, unless otherwise noted. Table 3. Parameter Value1 Unit Test Conditions/Comments DYNAMIC PERFORMANCE fIN = 50 kHz sine wave Signal-to-Noise and Distortion (SINAD)2 61 dB min Differential mode 60 dB min Single-ended mode Total Harmonic Distortion (THD)2 −70 dB max Peak Harmonic or Spurious Noise (SFDR)2 −72 dB max Intermodulation Distortion (IMD)2 fa = 30 kHz, fb = 50 kHz Second-Order Terms −86 dB typ Third-Order Terms −90 dB typ Channel-to-Channel Isolation −75 dB typ fIN = 50 kHz, fNOISe = 300 kHz Aperture Delay2 5 ns typ Aperture Jitter2 72 ps typ Full Power Bandwidth2 50 MHz typ @ 3 dB 10 MHz typ @ 0.1 dB DC ACCURACY Resolution 10 Bits Integral Nonlinearity2 ±0.5 LSB max Differential Nonlinearity2 ±0.5 LSB max Guaranteed no missed codes to 10 bits Single-Ended and Pseudo Differential Input Straight binary output coding Offset Error2 ±2 LSB max Offset Error Match2 ±0.5 LSB max Gain Error2 ±1.5 LSB max Gain Error Match2 ±0.5 LSB max Fully Differential Input Twos complement output coding Positive Gain Error2 ±1.5 LSB max Positive Gain Error Match2 ±0.5 LSB max Zero-Code Error2 ±2 LSB max Zero-Code Error Match2 ±0.5 LSB max Negative Gain Error2 ±1.5 LSB max Negative Gain Error Match2 ±0.5 LSB max ANALOG INPUT Single-Ended Input Range 0 to VREF V RANGE bit = 0 0 to 2 × VREF V RANGE bit = 1 Pseudo Differential Input Range VIN+ 0 to VREF V RANGE bit = 0 0 to 2 × VREF V RANGE bit =1 VIN− −0.3 to +0.7 V typ VDD = 3 V −0.3 to +1.8 V typ VDD = 5 V Fully Differential Input Range VIN+ and VIN− VCM ± VREF/2 V VCM = common-mode voltage3 = VREF/2 VIN+ and VIN− VCM ± VREF V VCM = VREF, VIN+ or VIN− must remain within GND/VDD DC Leakage Current4 ±1 µA max Input Capacitance 45 pF typ When in track 10 pF typ When in hold |
Аналогичный номер детали - AD7939BSUZ |
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Аналогичное описание - AD7939BSUZ |
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