AD1819 데이터 시트보기 (PDF) - Analog Devices
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AD1819 Datasheet PDF : 28 Pages
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SPECIFICATIONS
STANDARD TEST CONDITIONS UNLESS OTHERWISE NOTED
Temperature
25
°C
Digital Supply (VDD)
5.0
V
Analog Supply (VCC)
5.0
V
Sample Rate (FS)
48
kHz
Input Signal
1008
Hz
Analog Output Passband
20 Hz to 20 kHz
VIH (AC-Link)
2.0
V
VIL (AC-Link)
0.8
V
VIH (CS0, CS1, CHAIN_IN) 4.0
V
VIL (CHAIN_CLK)
1.0
V
DAC Test Conditions
Calibrated
0 dB Attenuation
Input 0 dB
10 kΩ Output Load
Mute Off
ADC Test Conditions
Calibrated
0 dB Gain
Input –3 dB Relative to Full Scale
Line Input Selected
ANALOG INPUT
Parameter
Min
Typ
Max
Input Voltage (RMS Values Assume Sine Wave Input)
LINE_IN, AUX, CD, VIDEO, PHONE_IN, PC_BEEP
MIC1, MIC2 with +20 dB Gain (M20 = 1)
MIC1, MIC2 with 0 dB Gain (M20 = 0)
Input Impedance*
Input Capacitance*
1
2.83
0.1
0.283
1
2.83
10
15
AD1819B
Units
V rms
V p-p
V rms
V p-p
V rms
V p-p
kΩ
pF
PROGRAMMABLE GAIN AMPLIFIER—ADC
Parameter
Step Size (0 dB to 22.5 dB)
PGA Gain Range Span
Min
Typ
1.5
22.5
Max
Units
dB
dB
ANALOG MIXER— INPUT GAIN/AMPLIFIERS/ATTENUATORS
Parameter
Min
Typ
Dynamic Range (–60 dB Input THD+N, Referenced to Full Scale, A-Weighted)
CD to LINE_OUT
90
Other to LINE_OUT*
90
Step Size (+12 dB to –34.5 dB): (All Steps Tested)
MIC, LINE_IN, AUX, CD, VIDEO, PHONE_IN, DAC
1.5
Input Gain/Attenuation Range
MIC, LINE_IN, AUX, CD, VIDEO, PHONE_IN, DAC
46.5
Step Size␣ (0 dB to –45 dB): (All Steps Tested)
PC_BEEP
3.0
Input Gain/Attenuation Range: PC_BEEP
45
Max
Units
dB
dB
dB
dB
dB
dB
DIGITAL DECIMATION AND INTERPOLATION FILTERS*
Parameter
Passband
Passband Ripple
Transition Band
Stopband
Stopband Rejection
Group Delay
Group Delay Variation Over Passband
*Guaranteed, not tested.
Specifications subject to change without notice.
Min
Typ
0
0.4 × FS
0.6 × FS
–74
Max
0.4 × FS
± 0.09
0.6 × FS
∞
12/FS
0.0
Units
Hz
dB
Hz
Hz
dB
sec
µs
REV. 0
–3–
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