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AD1884 Datasheet(PDF) 5 Page - Analog Devices

Part No. AD1884
Description  High Definition Audio SoundMAX Codec
Download  16 Pages
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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AD1884 Datasheet(HTML) 5 Page - Analog Devices

 
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AD1884
Parameter
Min
Typ
Max
Unit
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)
24
–85
–95
±10
±0.5
Bits
%
dB
dB
dB
DAC VOLUMES
Step Size (DAC-0, DAC-1)
Output Gain/Attenuation Range
Mute Attenuation of 0 dB Fundamental1
–58.5
1.5
–80
0
dB
dB
dB
ADC VOLUMES
Step Size (ADCSEL-0, ADCSEL-1)
PGA Gain/Attenuation Range
–58.5
1.5
+22.5
dB
dB
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
–34.5
90
–1.5
+12.0
dB
dB
dB
ANALOG LINE LEVEL OUTPUTS
Full-Scale Output Voltage: Line Out Drive Enabled
Ports A, D, E, F, and Mono Out
Output Impedance
1
External Load Impedance1
Output Capacitance
1
External Load Capacitance
1.0
2.83
10
190
15
1000
V rms
3
V p-p
Ω
k
Ω
pF
pF
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 Impedance
1
Output Capacitance1
External Load Capacitance
1
1.0
2.83
32
15
0.5
1000
V rms
V p-p
Ω
Ω
pF
pF
ANALOG INPUTS
Input Voltages—Port B, C, or E
Mic Boost = 0 dB
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 Capacitance
1
1
2.83
0.316
0.894
0.1
0.283
0.032
0.089
23
150
45
5
7.5
V rms
V p-p
V rms
V p-p
V rms
V p-p
V rms
V p-p
k
Ω
k
Ω
k
Ω
pF
Rev. 0
|
Page 5 of 16
|
January 2007


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