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Moteur de recherche de fiches techniques de composants électroniques |
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Moteur de recherche de fiches techniques de composants électroniques |
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AD7657-1 Fiches technique(PDF) 7 Page - Analog Devices |
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AD7657-1 Fiches technique(HTML) 7 Page - Analog Devices |
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7 / 32 page  Data Sheet AD7656-1/AD7657-1/AD7658-1 Rev. D | Page 7 of 32 AD7658-1 VREF = 2.5 V internal/external, AVCC = 4.75 V to 5.25 V, DVCC = 4.75 V to 5.25 V, VDRIVE = 2.7 V to 5.25 V; for ±4 × VREF range, VDD = 10 V to 16.5 V, VSS = −10 V to −16.5 V; for ±2 × VREF range, VDD = 5 V to 16.5 V, VSS = −5 V to −16.5 V; fSAMPLE = 250 kSPS, TA = TMIN to TMAX, unless otherwise noted. Table 3. Parameter Min Typ Max Unit Test Conditions/Comments DYNAMIC PERFORMANCE fIN = 10 kHz sine wave Signal-to-(Noise + Distortion) (SINAD)1 73.5 dB 73.5 dB Total Harmonic Distortion (THD)1 −88 dB −100 dB Peak Harmonic or Spurious Noise (SFDR)1 −97 dB Intermodulation Distortion (IMD)1 fa = 10.5 kHz, fb = 9.5 kHz Second-Order Terms −106 dB Third-Order Terms −101 dB Aperture Delay 10 ns Aperture Delay Matching 4 ns Aperture Jitter 35 ps Channel-to-Channel Isolation1 −100 dB fIN on unselected channels up to 100 kHz Full-Power Bandwidth 4.5 MHz @ −3 dB 2.2 MHz @ −0.1 dB DC ACCURACY Resolution 12 Bits No Missing Codes 12 Bits Differential Nonlinearity ±0.7 LSB Integral Nonlinearity1 ±0.5 LSB Positive Full-Scale Error1 ±0.95 % FSR ±0.317% FSR typical Positive Full-Scale Error Matching1 ±0.366 % FSR Bipolar Zero-Scale Error1 ±2 LSB ±0.0125% FSR typical Bipolar Zero-Scale Error Matching1 ±2 LSB Negative Full-Scale Error1 ±0.95 % FSR ±0.317% FSR typical Negative Full-Scale Error Matching1 ±0.366 % FSR ANALOG INPUT See Table 8 for minimum VDD/VSS for each range Input Voltage Ranges −4 × VREF +4 × VREF V RNGx bits or RANGE pin = 0 −2 × VREF +2 × VREF V RNGx bits or RANGE pin = 1 DC Leakage Current ±1 µA Input Capacitance2 10 ±4 × VREF range when in track 14 pF ±2 × VREF range when in track REFERENCE INPUT/OUTPUT Reference Input Voltage Range 2.5 2.5 V DC Leakage Current ±1 µA Input Capacitance2 18.5 pF REFEN/DIS = 1 Reference Output Voltage 2.49 2.51 V Long-Term Stability 150 ppm 1000 hours Reference Temperature Coefficient 25 ppm/°C 6 ppm/°C LOGIC INPUTS Input High Voltage (VINH) 0.7 × VDRIVE V Input Low Voltage (VINL) 0.3 × VDRIVE V Input Current (IIN) ±10 µA Typically 10 nA, VIN = 0 V or VDRIVE Input Capacitance (CIN)2 10 pF |
Numéro de pièce similaire - AD7657-1_15 |
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Description similaire - AD7657-1_15 |
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