參數(shù)資料
型號: AD1846JP
廠商: ANALOG DEVICES INC
元件分類: 消費家電
英文描述: Low Cost Parallel-Port 16-Bit SoundPort Stereo Codec
中文描述: SPECIALTY CONSUMER CIRCUIT, PQCC68
封裝: PLASTIC, LCC-68
文件頁數(shù): 2/28頁
文件大?。?/td> 277K
代理商: AD1846JP
REV. A
–2–
AD1846–SPECIFICATIONS
ST ANDARD T E ST CONDIT IONS UNLE SS OT HE RWISE NOT E D
DAC Output Conditions
Post-Autocalibrated
0 dB Attenuation
Full Scale (0 dB)
16-Bit Linear Mode
No Output Load
Mute Off
ADC Input Conditions
Post-Autocalibrated
0 dB Gain
–1.0 dB Relative to Full Scale
Line Input
16-Bit Linear Mode
Inputs Driven with Low Impedance (
50
) Source
T emperature
Digital Supply (V
DD
)
Analog Supply (V
CC
)
Word Rate (F
S
)
Input Signal
Analog Output Passband
FFT Size
V
IH
V
IL
V
OH
V
OL
25
5.0
5.0
48
1007
20 Hz to 20 kHz
4096
2.4
0.8
2.4
0.4
°
C
V
V
kHz
Hz
V
V
V
V
ANALOG INPUT
Min
T yp
Max
Units
Full Scale Input Voltage (RMS Values Assume Sine Wave Input)
Line
1
2.8
1
2.8
0.36
V rms
V p-p
V rms
V p-p
V p-p
k
pF
2.5
3.1
Mic
MGE = 0
MGE = 1
Input Impedance
Input Capacitance
2.5
0.29
100
3.1
0.43
15
PROGRAMMABLE GAIN AMPLIFIE R—ADC
Min
T yp
Max
Units
Step Size (0 dB to 22.5 dB)
(All Steps T ested)
PGA Gain Range Span
1.0
1.5
2.0
dB
21.0
22.5
24.0
dB
AUX ILIARY INPUT ANALOG AMPLIFIE RS/AT T E NUAT ORS
Min
T yp
Max
Units
Step Size (+12 dB to –28.5 dB, Referenced to DAC Full Scale)
(–30 dB to –34.5 dB, Referenced to DAC Full Scale)
Auxiliary Gain/Attenuation Range Span
Auxiliary Input Impedance*
1.3
1.0
45.5
10
1.5
1.5
46.5
1.7
2.0
47.5
dB
dB
dB
k
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