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AD7991YRJZ-0 데이터시트(PDF) 5 Page - Analog Devices |
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AD7991YRJZ-0 데이터시트(HTML) 5 Page - Analog Devices |
5 / 25 page Preliminary Technical Data AD7991/AD7995/AD7999 Rev. PrB | Page 5 of 25 AD7995 SPECIFICATIONS Temperature range for Y version is −40°C to +125°C. Unless otherwise noted, VDD = 2.7 V to 5.5 V; fSCL = 3.4 Mhz Unless otherwise noted; TA = TMIN to TMAX. Table 3. Parameter Y Version Unit Test Conditions/Comments DYNAMIC PERFORMANCE1 FIN = 10 kHz sine wave for fSCL from 1.7 MHz to 3.4 MHz FIN = 1 kHz sine wave for fSCL up to 400 kHz Signal-to-Noise + Distortion (SINAD)2 61 dB min Total Harmonic Distortion (THD)2 –75 dB max Peak Harmonic or Spurious Noise (SFDR)2 –76 dB max Intermodulation Distortion (IMD)2 fa = 10.1 kHz, fb = 9.9 kHz for fSCL from 1.7 MHz to 3.4 MHz fa = 1.1 kHz, fb = 0.9 kHz for fSCL up to 400 kHz Second Order Terms –86 dB typ Third Order Terms –86 dB typ Channel-to-Channel Isolation2 -90 dB typ FIN = 108 Hz; see the Terminology Section Full Power Bandwidth2 11 MHz typ @ 3 dB 2 MHz typ @ 0.1 dB DC ACCURACY Resolution 10 Bits Integral Nonlinearity1, 2 ±0.5 LSB max Differential Nonlinearity1, 2 ±0.5 LSB max Guaranteed no missed codes to 10 bits Offset Error2 ±2 LSB max Offset Error Matching ±0.5 LSB max Offset Temperature drift TBD ppm/°C typ Gain Error2 ±1.5 LSB max Gain Error Matching ±0.5 LSB max Gain Temperature drift TBD ppm/°C typ ANALOG INPUT Input Voltage Range 0 to REFIN V When Vin3/VREF = VIN3, Vref = VDD DC Leakage Current ±1 µA max Input Capacitance 30 pF typ REFERENCE INPUT REFIN Input Voltage Range 1.2 to VDD V min/V max DC Leakage Current ±1 µA max REFIN Input Capacitance 30 pF typ Input Impedance 69 kΩ typ LOGIC INPUTS (SDA, SCL) Input High Voltage, VINH 0.7 (VDD) V min Input Low Voltage, VINL 0.3 (VDD) V max Input Leakage Current, IIN ±1 µA max VIN = 0 V or VDD Input Capacitance, CIN3 10 pF max Input Hysteresis, VHYST 0.1 (VDD) V min LOGIC OUTPUTS (OPEN DRAIN) Output Low Voltage, VOL 0.4 V max ISINK = 3 mA 0.6 V max ISINK = 6 mA Floating-State Leakage Current ±1 µA max Floating-State Output Capacitance3 10 pF max Output Coding Straight (Natural) Binary THROUGHPUT RATE See the Serial Interface section 18 * (1/fSCL) us max |
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