AD1837 데이터 시트보기 (PDF) - Analog Devices
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AD1837 Datasheet PDF : 24 Pages
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AD1837–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)
Measurement Bandwidth
48 kHz
20 Hz to 20 kHz
Word Width
24 Bits
Load Capacitance
100 pF
Load Impedance
47 kW
Performance of all channels is identical (exclusive of the Interchannel Gain Mismatch and Interchannel Phase Deviation specifications).
Parameter
ANALOG-TO-DIGITAL CONVERTERS
ADC Resolution
Dynamic Range (20 Hz to 20 kHz, –60 dB Input)
No Filter
A-Weighted
Total Harmonic Distortion + Noise (THD+N)
Interchannel Isolation
Interchannel Gain Mismatch
Analog Inputs
Differential Input Range (± Full Scale)
Common-Mode Input Voltage
Input Impedance
Input Capacitance
VREF
DC Accuracy
Gain Error
Gain Drift
DIGITAL-TO-ANALOG CONVERTERS
DAC Resolution
Dynamic Range (20 Hz to 20 kHz, –60 dBFS Input)
No Filter
With A-Weighted Filter
Total Harmonic Distortion + Noise
Interchannel Isolation
DC Accuracy
Gain Error
Interchannel Gain Mismatch
Gain Drift
Interchannel Phase Deviation
Volume Control Step Size (1023 Linear Steps)
Volume Control Range (Max Attenuation)
Mute Attenuation
De-emphasis Gain Error
Full-Scale Output Voltage at Each Pin (Single-Ended)
Output Resistance at Each Pin
Common-Mode Output Voltage
ADC DECIMATION FILTER, 48 kHz*
Pass Band
Pass-Band Ripple
Stop Band
Stop-Band Attenuation
Group Delay
Min
100
–2.828
103
105
Typ
24
103
105
–95
100
0.025
2.25
4
15
2.25
±5
35
Max Unit
Bits
dB
dB
–88.5 dB
dB
dB
+2.828 V
V
kW
pF
V
%
ppm/ºC
105
108
–92
100
±4
0.025
200
± 0.1
0.098
60
–100
± 0.1
1.0 (2.8)
180
2.25
21.77
± 0.01
26.23
120
910
dB
dB
dB
dB
%
dB
ppm/∞C
Degrees
%
dB
dB
dB
V rms (V p-p)
W
V
kHz
dB
kHz
dB
ms
–2–
REV. B
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