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AD1846 Datasheet(PDF) 2 Page - Analog Devices |
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AD1846 Datasheet(HTML) 2 Page - Analog Devices |
2 / 28 page REV. A –2– AD1846–SPECIFICATIONS STANDARD TEST CONDITIONS UNLESS OTHERWISE NOTED DAC Output Conditions Post-Autocalibrated Temperature 25 °C 0 dB Attenuation Digital Supply (VDD) 5.0 V Full Scale (0 dB) Analog Supply (VCC) 5.0 V 16-Bit Linear Mode Word Rate (FS ) 48 kHz No Output Load Input Signal 1007 Hz Mute Off Analog Output Passband 20 Hz to 20 kHz ADC Input Conditions FFT Size 4096 Post-Autocalibrated VIH 2.4 V 0 dB Gain VIL 0.8 V –1.0 dB Relative to Full Scale VOH 2.4 V Line Input VOL 0.4 V 16-Bit Linear Mode Inputs Driven with Low Impedance ( ≈ 50 Ω) Source ANALOG INPUT Min Typ Max Units Full Scale Input Voltage (RMS Values Assume Sine Wave Input) Line 1 V rms 2.5 2.8 3.1 V p-p Mic 1 V rms MGE = 0 2.5 2.8 3.1 V p-p MGE = 1 0.29 0.36 0.43 V p-p Input Impedance 100 k Ω Input Capacitance 15 pF PROGRAMMABLE GAIN AMPLIFIER—ADC Min Typ Max Units Step Size (0 dB to 22.5 dB) 1.0 1.5 2.0 dB (All Steps Tested) PGA Gain Range Span 21.0 22.5 24.0 dB AUXILIARY INPUT ANALOG AMPLIFIERS/ATTENUATORS Min Typ Max Units Step Size (+12 dB to –28.5 dB, Referenced to DAC Full Scale) 1.3 1.5 1.7 dB (–30 dB to –34.5 dB, Referenced to DAC Full Scale) 1.0 1.5 2.0 dB Auxiliary Gain/Attenuation Range Span 45.5 46.5 47.5 dB Auxiliary Input Impedance* 10 k Ω OBSOLETE OBSOLETE OBSOLETE |
Similar Part No. - AD1846_15 |
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Similar Description - AD1846_15 |
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