ad1812 Analog Devices, Inc., ad1812 Datasheet - Page 3

• Manufacturer Part Number: ad1812
• Description: Soundport Controller
• Manufacturer: Analog Devices, Inc.

ANALOG-TO-DIGITAL CONVERTERS
Parameter
Resolution
Dynamic Range (–60 dB Input THD+N Referenced to Full Scale,
THD+N (Referenced to Full Scale)
Signal-to-Intermodulation Distortion* (CCIF Method)
ADC Crosstalk*
Gain Error (Full-Scale Span Relative to Nominal Input Voltage)
Interchannel Gain Mismatch (Difference of Gain Errors)
ADC Offset Error
DIGITAL-TO-ANALOG CONVERTERS
Parameter
Resolution
Dynamic Range (–60 dB Input THD+N Referenced to Full Scale,
THD+N (Referenced to Full Scale)
Signal-to-Intermodulation Distortion* (CCIF Method)
Gain Error (Full-Scale Span Relative to Nominal Input Voltage)
Interchannel Gain Mismatch (Difference of Gain Errors)
DAC Crosstalk* (Input L, Zero R, Measure R_OUT; Input R,
Total Out-of-Band Energy (Measured from 0.6 F
Audible Out-of-Band Energy (Measured from 0.6 F
DAC ATTENUATOR
Parameter
Step Size (0 dB to –22.5 dB)
Step Size (–22.5 dB to –94.5 dB)*
Output Attenuation Range Span*
Mute Attenuation of 0 dB Fundamental*
DIGITAL MIX ATTENUATOR
Parameter
Step Size (0 dB to –22.5 dB)
Step Size (–22.5 dB to –94.5 dB)*
Digital Mix Attenuation Range Span*
*Guaranteed not tested.
Specifications subject to change without notice.
REV. 0
A-Weighted)
Line Inputs (Input L, Ground R, Read R; Input R, Ground L, Read L)
Line to MIC (Input LINE, Ground and Select MIC, Read ADC)
Line to AUX1
Line to AUX2
Zero L, Measure L_OUT)
A-Weighted)
S
to 100 kHz)*
S
to 20 kHz)*
–3–
Min
80
Min
74
Min
1.3
1.0
93.5
Min
1.3
1.0
93.5
Typ
16
86
–78
80
–90
–90
–90
–90
Typ
16
81
–77
–90
Typ
1.5
1.5
94.5
Typ
1.5
1.5
94.5
Max
0.02
–74
–80
–80
–80
–80
10
Max
0.022
–73
90
–80
–60
–70
Max
1.7
2.0
95.5
80
Max
1.7
2.0
95.5
10
0.5
15
0.5
AD1812
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