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AD1935XSTZRL Scheda tecnica(PDF) 2 Page - Analog Devices |
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AD1935XSTZRL Scheda tecnica(HTML) 2 Page - Analog Devices |
2 / 30 page ![]() AD1935/AD1936/AD1937/AD1938/AD1939 Preliminary Technical Data Rev. Pr I | Page 2 of 30 AD193X—SPECIFICATIONS Test Conditions, Unless Otherwise Noted. Performance of all channels is identical (exclusive of the Inter-channel Gain Mismatch and Inter-channel Phase Deviation specifications). Parameter Rating Supply Voltages (AVDD, DVDD) 3.3 V Case Temperature 25°C Master Clock 12.288 MHz (48 kHz fS, 256 × fS Mode) Input Signal 1.000 kHz, 0 dBFS (Full Scale), -1 dBVrms (0.9Vrms) Input Sample Rate 48 kHz Measurement Bandwidth 20 Hz to 20 kHz Word Width 24 Bits Load Capacitance (Digital Output) 50 pF Load Current (Digital Output) ±1 mA or 1.5k Ω to ½ DVDD supply Input Voltage HI 2.0 V Input Voltage LO 0.8 V Table 1 Analog Performance Parameter Min Typ Max Unit ADC Resolution (all ADCs) 24 Bits Dynamic Range (20 Hz to 20 kHz, –60 dB Input)1 No Filter (RMS) 102 dB With A-Weighted Filter (RMS) 105 dB With A-Weighted Filter (Avg) 107 dB Total Harmonic Distortion + Noise (–1 dBFS)1 –92 dB Full-Scale Input Voltage (Differential) 1.9 V rms Gain Error –5.0 +5.0 % Interchannel Gain Mismatch –0.1 +0.1 dB Offset Error –10 0 +10 mV Gain Drift 100 ppm/°C Interchannel Isolation –110 dB CMRR, 100 mV RMS, 1 kHz 70 dB CMRR, 100 mV RMS, 20 kHz 70 dB Input Resistance 14 k Ω Input Capacitance 10 pF ANALOG-TO-DIGITAL CONVERTERS Input Common-Mode Bias Voltage 1.5 V Dynamic Range (20 Hz to 20 kHz, –60 dB Input)1 No Filter (RMS), Single-ended version 101 dB With A-Weighted Filter (RMS), Single-ended version 104 dB With A-Weighted Filter (Avg), Single-ended version 106 dB No Filter (RMS), Differential version 104 dB With A-Weighted Filter (RMS), Differential version 107 dB With A-Weighted Filter (Avg), Differential version 109 dB Total Harmonic Distortion + Noise (0 dBFS)1 Single-ended version –92 dB Differential version –94 dB Full-Scale Output Voltage (Single-ended version) 0.9 (2.5) V rms (V pp) Full-Scale Output Voltage (Differential version) 1.8 (5.0) V rms (V pp) DIGITAL-TO-ANALOG CONVERTERS Gain Error -6% TBD +6% % 1 Total harmonic distortion + noise and dynamic range typical specifications are for two channels active, max/min are all channels active. |
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