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AD1981BJSTZ-REEL2 Fiches technique(PDF) 3 Page - Analog Devices

No de pièce AD1981BJSTZ-REEL2
Description  AC ??7 SoundMAX Codec
Download  28 Pages
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Fabricant  AD [Analog Devices]
Site Internet  http://www.analog.com
Logo AD - Analog Devices

AD1981BJSTZ-REEL2 Fiches technique(HTML) 3 Page - Analog Devices

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REV. B
–3–
AD1981B
Parameter
Min
Typ
Max
Unit
ANALOG-TO-DIGITAL CONVERTERS
Resolution
16
Bits
Total Harmonic Distortion (THD)
–84
dB
Dynamic Range (–60 dB Input THD+N Referenced to Full Scale,
80
85
dB
A-Weighted)
Signal-to-Intermodulation Distortion
1 (CCIF Method)
85
dB
ADC Crosstalk
1
Line Inputs (Input L, Ground R, Read R; Input R, Ground L, Read L)
–80
dB
Line_In to Other
–100
–80
dB
Gain Error
2 (Full-Scale Span Relative to Nominal Input Voltage)
±10
%
Interchannel Gain Mismatch (Difference of Gain Errors)
±0.5
dB
ADC Offset Error
1
±5mV
DIGITAL-TO-ANALOG CONVERTERS
Resolution
20
Bits
Total Harmonic Distortion (THD) LINE_OUT
–85
dB
Total Harmonic Distortion (THD) HP_OUT
–75
dB
Dynamic Range (–60 dB Input THD+N Referenced to Full Scale,
85
90
dB
A-Weighted)
Signal-to-Intermodulation Distortion
1 (CCIF Method)
–100
dB
Gain Error
2 (Output FS Voltage Relative to Nominal Output FS Voltage)
±10
%
Interchannel Gain Mismatch (Difference of Gain Errors)
±0.7
dB
DAC Crosstalk
1 (Input L, Zero R, Measure R_OUT; Input R,
–80
dB
Zero L, Measure L_OUT)
Total Audible Out-of-Band Energy
1 (Measured from 0.6
fS to 20 kHz)
–40
dB
ANALOG OUTPUT
Full-Scale Output Voltage; LINE_OUT and MONO_OUT
1
V rms
2.83
V p-p
Output Impedance
1
800
External Load Impedance
1
10
k
Output Capacitance
1
15
pF
External Load Capacitance
1
100
pF
Full-Scale Output Voltage; HP_OUT (0 dB Gain)
1
V rms
External Load Impedance
1
32
VREF
2.05
2.25
2.45
V
VREF_OUT (Programmable to 3.70 V Nominal)
2.25
V
VREF_OUT Current Drive
5mA
Mute Click (Muted Output Minus Unmuted Midscale DAC Output)
±5mV
STATIC DIGITAL SPECIFICATIONS
High Level Input Voltage (VIH): Digital Inputs
0.65
DVDD
V
Low Level Input Voltage (VIL)
0.35
DVDD
V
High Level Output Voltage (VOH), IOH = 2 mA
0.9
DVDD
V
Low Level Output Voltage (VOL), IOL = 2 mA
0.1
DVDD
V
Input Leakage Current
–10
+10
µA
Output Leakage Current
–10
+10
µA
POWER SUPPLY
Power Supply Range—Analog (AVDD)
4.5
5.5
V
Power Supply Range—Digital (DVDD)
3.0
3.47
V
Power Dissipation—5 V/3.3 V
400
mW
Analog Supply Current—5 V (AVDD)50
mA
Digital Supply Current—3.3 V (DVDD)46
mA
Power Supply Rejection (100 mV p-p Signal @ 1 kHz)
1
(At Both Analog and Digital Supply Pins, Both ADCs and DACs)
40
dB


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