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AD1835AS 数据表(PDF) 2 Page - Analog Devices |
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AD1835AS 数据表(HTML) 2 Page - Analog Devices |
2 / 23 page REV. PrA PRELIMINARY TECHNICAL DATA –2– AD1835–SPECIFICATIONS TEST CONDITIONS Supply Voltages (AVDD, DVDD) . . . . . . . . . . . . . . . . . . . . . . . . 5.0 V Ambient Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 °C Input Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12.288 MHz, (256 fS Mode) ADC Input Signal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0078125 kHz, –1 dBFS (Full Scale) DAC Input Signal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0078125 kHz, 0 dBFS (Full Scale) Input Sample Rate (fS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 kHz Measurement Bandwidth . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Hz to 20 kHz Word Width . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Bits Load Capacitance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 pF Load Impedance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47 k Ω Performance of all channels is identical (exclusive of the Interchannel Gain Mismatch and Interchannel Phase Deviation specifications). Parameter Min Typ Max Unit ANALOG-TO-DIGITAL CONVERTERS ADC Resolution 24 Bits Dynamic Range (20 Hz to 20 kHz, –60 dB Input) No Filter 100 103 dB A-Weighted 101 105 dB Total Harmonic Distortion + Noise (THD + N) –93 –88.5 dB Interchannel Isolation 100 dB Interchannel Gain Mismatch 0.01 dB Analog Inputs Differential Input Range ( ± Full Scale) –2.828 +2.828 V Common-Mode Input Volts 2.25 V Input Impedance 4 k Ω Input Capacitance 15 pF VREF 2.25 V DC Accuracy Gain Error +5 % Gain Drift TBD ppm/ºC Crosstalk (EIAJ Method) TBD dB DIGITAL-TO-ANALOG CONVERTERS DAC Resolution Dynamic Range (20 Hz to 20 kHz, –60 dBFS Input) No Filter 103 105 With A-Weighted Filter 105 108 dB Total Harmonic Distortion + Noise –95 –90 dB Interchannel Isolation 100 dB DC Accuracy Gain Error ±4.0 % Interchannel Gain Mismatch 0.01 % Gain Drift 150 ppm/ °C Interchannel Crosstalk (EIAJ method) –120 dB Interchannel Phase Deviation ±0.1 Degrees Volume Control Step Size (1023 Linear Steps) 0.098 % Volume Control Range (Max Attenuation) 60 dB Mute Attenuation –100 dB De-Emphasis Gain Error ±0.1 dB Full-Scale Output Voltage at Each Pin (Single-Ended) 1.0 (2.8) Vrms (V p-p) Output Resistance at Each Pin 115 Ω Common-Mode Output Volts 2.25 V ADC DECIMATION FILTER, 48 kHz * Pass Band 20 kHz Pass-Band Ripple ±0.01 dB Stop Band 24 kHz Stop-Band Attenuation 120 dB Group Delay 910 µs |
类似零件编号 - AD1835AS |
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类似说明 - AD1835AS |
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