AD1884 查看數據表（PDF） - Analog Devices
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AD1884 Datasheet PDF : 16 Pages
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Parameter
DIGITAL TO ANALOG CONVERTERS
Resolution
Gain Error1 (Full Scale Span Relative to Nominal Input Voltage)
Interchannel Gain Mismatch (Difference of Gain Errors)
Total Audible Out-of-Band Energy1 (Measured from 0.6 × fS to 20 kHz)
DAC Crosstalk1 (Input L, Zero R, Measure R_OUT; Input R, Zero L, Measure L_OUT)
DAC VOLUMES
Step Size (DAC-0, DAC-1)
Output Gain/Attenuation Range
Mute Attenuation of 0 dB Fundamental1
ADC VOLUMES
Step Size (ADCSEL-0, ADCSEL-1)
PGA Gain/Attenuation Range
ANALOG MIXER
Signal-to-Noise Ratio Input to Output – Ports B, C, or F, to Port D Output
Step Size: All Mixer Inputs
Input Gain/Attenuation Range: All Mixer Inputs
ANALOG LINE LEVEL OUTPUTS
Full-Scale Output Voltage: Line Out Drive Enabled
Ports A, D, E, F, and Mono Out
Output Impedance1
External Load Impedance1
Output Capacitance1
External Load Capacitance
ANALOG HP DRIVE OUTPUTS
Full-Scale Output Voltage: Line Out Drive Enabled
Ports A and D (when HP Drive is Enabled)
Output Impedance1
External Load Impedance1
Output Capacitance1
External Load Capacitance1
ANALOG INPUTS
Input Voltages—Port B, C, or E
Mic Boost = 0 dB
Min
–58.5
–58.5
–34.5
1.0
2.83
10
1.0
2.83
32
Input Voltages—Microphone Boost Amplifier, Ports B, C, or E
Mic Boost = +10 dB
Mic Boost = +20 dB
Mic Boost = +30 dB
Input Impedance
PCBEEP
Ports B, C, E (Mic Boost = 0 dB)
Port F
Input Capacitance1
Typ
24
–85
–95
1.5
–80
1.5
90
–1.5
190
15
15
1
2.83
0.316
0.894
0.1
0.283
0.032
0.089
23
150
45
5
AD1884
Max
±10
±0.5
0
+22.5
+12.0
1000
0.5
1000
Unit
Bits
%
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
V rms3
V p-p
Ω
kΩ
pF
pF
V rms
V p-p
Ω
Ω
pF
pF
V rms
V p-p
V rms
V p-p
V rms
V p-p
V rms
V p-p
kΩ
kΩ
kΩ
7.5
pF
Rev. 0 | Page 5 of 16 | January 2007
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