參數(shù)資料
型號(hào)： AD1885
廠商： ANALOG DEVICES INC
元件分類： ADC
英文描述： AC’97 SoundMAX Codec
中文描述： 16-BIT CONVERTER SUBSYSTEM ADC, SERIAL ACCESS, PDSO28
文件頁數(shù)： 2/27頁
文件大?。?/td> 291K
代理商： AD1885
–2–
REV. 0
AD1885–SPECIFICATIONS
ANALOG INPUT
Parameter
Min
Typ
Max
Unit
Input Voltage (RMS Values Assume Sine Wave Input)
LINE_IN, AUX, CD, VIDEO, PHONE_IN, PC_BEEP
1
2.83
0.1
0.283
1
2.83
20
5
V rms
V
p-p
V rms
V p-p
V rms
V p-p
k
pF
MIC with 20 dB Gain (M20 = 1)
MIC with 0 dB Gain (M20 = 0)
Input Impedance
*
Input Capacitance
*
7.5
MASTER VOLUME
Parameter
Min
Typ
Max
Unit
Step Size (0 dB to –94.5 dB); LINE_OUT_L, LINE_OUT_R
Output Attenuation Range Span
*
Step Size (0 dB to –46.5 dB); MONO_OUT
Output Attenuation Range Span
*
Step Size (+6 dB to –88.5 dB); HP_OUT_R, HP_OUT_L
Output Attenuation Range Span
*
Mute Attenuation of 0 dB Fundamental
*
1.5
–94.5
1.5
–46.5
1.5
–94.5
dB
dB
dB
dB
dB
dB
dB
80
PROGRAMMABLE GAIN AMPLIFIER—ADC
Parameter
Min
Typ
Max
Unit
Step Size (0 dB to 22.5 dB)
PGA Gain Range Span
1.5
22.5
dB
dB
ANALOG MIXER—INPUT GAIN/AMPLIFIERS/ATTENUATORS
Parameter
Min
Typ
Max
Unit
Signal-to-Noise Ratio (SNR)
CD to LINE_OUT
Other to LINE_OUT
Step Size (+12 dB to –34.5 dB): (All Steps Tested)
MIC, LINE_IN, AUX, CD, VIDEO, PHONE_IN, DAC
Input Gain/Attenuation Range: MIC, LINE, AUX, CD, VIDEO, PHONE_IN, DAC
Step Size (0 dB to –45 dB): (All Steps Tested) PC_BEEP
Input Gain/Attenuation Range: PC_BEEP
90
90
dB
dB
1.5
–46.5
3.0
–45
dB
dB
dB
dB
*
Guaranteed, not tested.
STANDARD TEST CONDITIONS UNLESS OTHERWISE NOTED
Temperature
Digital Supply (DV
DD
)
Analog Supply (AV
DD
)
Sample Rate (F
S
)
Input Signal
Analog Output Passband
25
3.3
5.0
48
1008
20 Hz to 20 kHz
°
C
V
V
kHz
Hz
DAC Test Conditions
Calibrated
–3 dB Attenuation Relative to Full Scale
Input 0 dB
10 k
Output Load (LINE_OUT)
32
Output Load (HP_OUT)
ADC Test Conditions
Calibrated
0 dB Gain
Input –3.0 dB Relative to Full Scale
相關(guān)PDF資料
PDF描述
AD1885JST AC’97 SoundMAX Codec
AD1886 AC’97 SoundMAX Codec
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AD1886AJST AC’97 SoundMAX Codec
AD1887JST AC’97 SoundMAX Codec
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AD1885JST 制造商:Analog Devices 功能描述:Audio Codec 2ADC / 2DAC 16-Bit 48-Pin LQFP 制造商:Rochester Electronics LLC 功能描述:AC97 VERSION 2.1 CODEC - Tape and Reel 制造商:Analog Devices 功能描述:IC CODEC AC'97 VERSION 2.1
AD1885JST-REEL 制造商:Analog Devices 功能描述:Audio Codec 2ADC / 2DAC 16-Bit 48-Pin LQFP T/R 制造商:Rochester Electronics LLC 功能描述:AC97 VERSION 2.1 CODEC - Tape and Reel
AD1885JSTZ 制造商:Analog Devices 功能描述:IC CODEC STEREO AC'97 48LQFP
AD1885JSTZ 制造商:Analog Devices 功能描述:TV / Video IC
AD1885JSTZKL1 制造商:Rochester Electronics LLC 功能描述: 制造商:Analog Devices 功能描述:
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