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AD1865 Scheda tecnica(PDF) 2 Page - Analog Devices |
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AD1865 Scheda tecnica(HTML) 2 Page - Analog Devices |
2 / 12 page REV. 0 –2– AD1865–SPECIFICATIONS (TA = +25 C, +VL = +VS = +5 V and –VS = –5 V, FS = 705.6 kHz, no MSB adjustment or deglitcher) Parameter Min Typ Max Unit RESOLUTION 18 Bits DIGITAL INPUTS VIH 2.0 +VL V VIL 0.8 V IIH, VIH = +VL 1.0 µA IIL, VIL = 0.4 V –10 µA Clock Input Frequency 13.5 MHz ACCURACY Gain Error 0.2 1.0 % of FSR Interchannel Gain Matching 0.3 0.8 % of FSR Midscale Error 4 mV Interchannel Midscale Matching 5 mV Gain Linearity (0 dB to –90 dB) <2 dB DRIFT (0 °C to +70°C) Gain Drift ±25 ppm of FSR/ °C Midscale Drift ±4 ppm of FSR/ °C TOTAL HARMONIC DISTORTION + NOISE* 0 dB, 990.5 Hz AD1865N, R 0.004 0.006 % AD1865N-J, R-J 0.003 0.004 % 20 dB, 990.5 Hz AD1865N, R 0.010 0.040 % AD1865N-J, R-J 0.010 0.020 % –60 dB, 990.5 Hz AD1865N, R 1.0 4.0 % AD1865N-J, R-J 1.0 2.0 % CHANNEL SEPARATION* 0 dB, 990.5 Hz 110 116 dB SIGNAL-TO-NOISE RATIO* (20 Hz to 30 kHz) 107 110 dB D-RANGE* (With A-Weight Filter) –60 dB, 990.5 Hz AD1865N, R 88 100 dB AD1865N-J, R-J 94 100 dB OUTPUT Voltage Output Configuration Output Range ( ±1%) 2.94 ±3.0 3.06 V Output Impedance 0.1 Ω Load Current ±8mA Short Circuit Duration Indefinite to Common Current Output Configuration Bipolar Output Range ( ±30%) ±1mA Output Impedance ( ±30%) 1.7 k Ω POWER SUPPLY +VL and +VS 4.75 5.0 5.25 V –VS –5.25 –5.0 –4.75 V +I, +VL and +VS = +5 V 22 26 mA –I, –VS = –5 V –23 –26 mA POWER DISSIPATION, +VL = +VS = +5 V, –VS = –5 V 225 260 mW TEMPERATURE RANGE Specification 0 +25 +70 °C Operation –25 +70 °C Storage –60 +100 °C WARMUP TIME 1 min Specifications shown in boldface are tested on production units at final test without optional MSB adjustment. *Tested in accordance with EIAJ Test Standard CP-307 with 18-bit data. Specifications subject to change without notice. |
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