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AD1835A Arkusz danych(PDF) 2 Page - Analog Devices

Numer części AD1835A
Szczegółowy opis  2 ADC, 8 DAC, 96 kHz, 24-Bit Codecs
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Producent  AD [Analog Devices]
Strona internetowa  http://www.analog.com
Logo AD - Analog Devices

AD1835A Arkusz danych(HTML) 2 Page - Analog Devices

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REV. 0
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AD1835A–SPECIFICATIONS
TEST CONDITIONS
Supply Voltages (AVDD, DVDD)
5.0 V
Ambient Temperature
25
°C
Input Clock
12.288 MHz (256
fS Mode)
ADC Input Signal
1.0078125 kHz, –1 dBFS (Full Scale)
DAC Input Signal
1.0078125 kHz, 0 dBFS (Full Scale)
Input Sample Rate (fS)
48 kHz
Measurement Bandwidth
20 Hz to 20 kHz
Word Width
24 Bits
Load Capacitance
100 pF
Load Impedance
47 k
Performance of all channels is identical (exclusive of the Interchannel Gain Mismatch and Interchannel Phase Deviation
specifications).
Parameter
Min
Typ
Max
Unit
ANALOG-TO-DIGITAL CONVERTERS
ADC Resolution
24
Bits
Dynamic Range (20 Hz to 20 kHz, –60 dB Input)
No Filter
100
103
dB
A-Weighted (48 kHz and 96 kHz)
105
dB
Total Harmonic Distortion + Noise (THD + N)
48 kHz
–95
–88.5
dB
96 kHz
–95
–87.5
dB
Interchannel Isolation
100
dB
Interchannel Gain Mismatch
0.025
dB
Analog Inputs
Differential Input Range (
Full Scale)
–2.828
+2.828
V
Common-Mode Input Voltage
2.25
V
Input Impedance
4
k
Input Capacitance
15
pF
VREF
2.25
V
DC Accuracy
Gain Error
±5%
Gain Drift
35
ppm/ºC
DIGITAL-TO-ANALOG CONVERTERS
DAC Resolution
24
Bits
Dynamic Range (20 Hz to 20 kHz, –60 dBFS Input)
No Filter
103
105
dB
With A-Weighted Filter (48 kHz and 96 kHz)
105
108
dB
Total Harmonic Distortion + Noise (48 kHz and 96 kHz)
–95
–90
dB
Interchannel Isolation
110
dB
DC Accuracy
Gain Error
4.0
%
Interchannel Gain Mismatch
0.025
dB
Gain Drift
200
ppm/
°C
Interchannel Crosstalk (EIAJ Method)
–120
dB
Interchannel Phase Deviation
0.1
Degrees
Volume Control Step Size (1023 Linear Steps)
0.098
%
Volume Control Range (Max Attenuation)
60
dB
Mute Attenuation
–100
dB
De-emphasis Gain Error
0.1
dB
Full-Scale Output Voltage at Each Pin (Single-Ended)
1.0 (2.8)
V rms (V p-p)
Output Resistance at Each Pin
180
Common-Mode Output Voltage
2.25
V
ADC DECIMATION FILTER, 48 kHz
*
Pass Band
21.77
kHz
Pass-Band Ripple
0.01
dB
Stop Band
26.23
kHz
Stop-Band Attenuation
120
dB
Group Delay
910
s


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