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AD7898AR-10REEL7 Folha de dados(PDF) 2 Page - Analog Devices |
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AD7898AR-10REEL7 Folha de dados(HTML) 2 Page - Analog Devices |
2 / 16 page –2– REV. A AD7898–SPECIFICATIONS1 (VDD = 4.75 V to 5.25 V, VDRIVE = 2.7 V to 5.25 V; REF IN = 2.5 V. Specifications apply to both Mode 0 and Mode 1 operations; TA = TMIN to TMAX, unless otherwise noted.) Parameter A Version l Unit Test Conditions/Comments DYNAMIC PERFORMANCE Signal to (Noise + Distortion) Ratio 2 TMIN to TMAX 71 dB min fIN = 30 kHz Sine Wave Total Harmonic Distortion (THD) 2 –78 dB max fIN = 30 kHz Sine Wave Peak Harmonic or Spurious Noise 2 –89 dB typ fIN = 30 kHz Sine Wave Intermodulation Distortion (IMD) 2 fa = 29.1 kHz, fb = 29.9 kHz 2nd Order Terms –88 dB typ 3rd Order Terms –88 dB typ Aperture Delay 20 ns typ Aperture Jitter 75 ps typ Full Power Bandwidth–AD7898-10 3.6 MHz typ @ 3 dB Full Power Bandwidth–AD7898-3 4.7 MHz typ @ 3 dB Full Power Bandwidth–AD7898-10 2.15 MHz typ @ 1 dB Full Power Bandwidth–AD7898-3 2.4 MHz typ @ 1 dB DC ACCURACY Resolution 12 Bits Minimum Resolution for Which 12 Bits No Missing Codes are Guaranteed Relative Accuracy 2 ±1 LSB max Differential Nonlinearity 2 ±0.9 LSB max Positive Full-Scale Error 2 ±3 LSB max Negative Full-Scale Error 2 ±3 LSB max Bipolar Zero Error ±4 LSB max ANALOG INPUT AD7898-10 Input Voltage Range ±10 Volts Input Resistance 24 k Ω min AD7898-3 Input Voltage Range ±2.5 Volts Input Resistance 5 k Ω min REFERENCE INPUT REF IN Input Voltage Range 2.375/2.625 V min/V max 2.5 V ± 5% Input Current 1 µA max Input Capacitance 2, 3 10 pF max LOGIC INPUTS Input High Voltage, VINH VDRIVE × 0.7 V min Input Low Voltage, VINL 4 VDRIVE × 0.3 V max Input Current, IIN ±1 µA max Typically 10 nA, VIN = 0 V or VDRIVE Input Capacitance, CIN 2, 3 10 pF max LOGIC OUTPUTS Output High Voltage, VOH VDRIVE – 0.4 V min ISOURCE = 200 µA; V DRIVE = 2.7 V to 5.25 V Output Low Voltage, VOL 0.4 V max ISINK = 200 µA Floating-State Leakage Current ±10 µA max Floating-State Output Capacitance 2, 3 10 pF max Output Coding Twos Complement CONVERSION RATE Mode 0 Operation 220 kSPS max With VDRIVE = 5 V ± 5% 215 kSPS max With VDRIVE = 2.7 V to 3.6 V Mode 1 Operation 220 kSPS max POWER REQUIREMENTS VDD 4.75 to 5.25 V min to V max For Specified Performance VDRIVE 2.7 to 5.25 V min to V max For Specified Performance IDD Static 4.25 mA max Digital Inputs @ VDRIVE IDD Operational 4.5 mA max Digital Inputs @ VDRIVE Power Dissipation 22.5 mW max POWER-DOWN MODE IDD @ 25 °C5 µA max Digital Inputs @ GND, VDD = 5 V ± 5% TMIN to TMAX 20 µA max Digital Inputs @ GND, VDD = 5 V ± 5% Power Dissipation @ 25 °C (Operational) 25 µW max VDD = 5 V NOTES 1Temperature ranges are as follows: A Version: –40 °C to +85°C. 2See Terminology. 3Sample tested @ 25 °C to ensure compliance. 4Operational with V DRIVE = 2.35 V, with Input Low Voltage, VINL = 0.4 V Specifications subject to change without notice. |
Nº de peça semelhante - AD7898AR-10REEL7 |
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Descrição semelhante - AD7898AR-10REEL7 |
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