參數(shù)資料
型號(hào)： AK4545
廠商： Asahi Kasei Microsystems Co.,Ltd
元件分類： Codec
英文描述： AC97 AUDIO CODEC WITH SRC AND DIT
中文描述： AC97聲音解碼器與SRC和DIT
文件頁數(shù)： 5/33頁
文件大?。?/td> 363K
代理商： AK4545
[ASAHI KASEI] [AK4545]
MS0058-E-00
2000/11
- 5 -
AK4545 Analog Characteristics
Ta=25
°
C,AVdd=5.0V,DVdd=3.3V, fs=48kHz unless otherwise specified, Signal Frequency =1kHz
All volume setting for ADC/DAC performance measurement is 0dB.
Parameter
Audio-ADC
Resolution
S/N (A weight, fs=48kHz)
S/N (A weight, fs=44.1kHz)
S/(N+D) (fs=48KHz, -1dB analog input)
Inter Channel Isolation
Inter Channel Gain Mismatch
Full Scale Input Voltage
Power Supply Rejection
Audio DAC:
measured at AOUTL/AOUTR via MIXER path
Resolution
S/N (A weighted, fs=48kHz)
: mixer+DAC measured at AOUT
S/N (A weighted, fs=44.1kHz)
: mixer+DAC measured at AOUT
S/(N+D) (fs=48KHz, -1dB digital input)
Inter Channel Isolation
Inter Channel Gain Mismatch
Full Scale Output Voltage
Total Out-of-Band Noise (28.8kHz - 100kHz)
Power Supply Rejection
MIC Amplifier / MUX
Gain : 20dB is selected
Master volume (Mono, Stereo, True Line Level Out) : 1.5dB x 32 step
Step Size
Attenuation Control Range
Load Resistance
PC Beep : 3dB x 16 step
Step Size
Attenuation Control Range
Analog Mixer : 1.5dB x 32 step
Step Size
Gain Control Range
Record Gain : 1.5dB x 16 step
Step Size
Gain Control Range
Mixer
Input Voltage (except for MIC)
Input Voltage MIC : Gain = 0dB
MIC : Gain = 20dB
S/N(A weighed) : 0dB setting, 1 path is selected at Mixer
CD to AOUT:
Other analog input to AOUT
Input Impedance (Input gain=0dB,Rec_MUTE=off)
PC_BEEP only
Others(PHONE, LINE, CD, AUX, VIDEO)
Input Impedance (MIC1 and MIC2)
Output load Resistance
(LINE_OUT_L/R, MONO_OUT, LNLVL_OUT_L/R)
Vrefout
Drivability
min
typ
max
Units
18
Bits
dB
dB
dBFS
dB
dB
Vrms
dB
83
90
87
82
77
70
70
0.5
1.12
0.88
1.0
50
18
Bits
84
89
dB
88
80
80
dB
dBFS
dB
dB
Vrms
dB
dB
72
70
1.0
1.12
0.88
1.0
-70
50
18
20
22
dB
-1.5
dB
dB
k
-46.5
10
0
-3.0
dB
dB
-45
0
-1.5
dB
dB
-34.5
+12
+1.5
dB
dB
0
+22.5
1.0
1
0.1
Vrms
Vrms
Vrms
88
95
95
dB
dB
(10)
(10)
(10)
10
76
40
20
k
k
k
k
1.25
mA
相關(guān)PDF資料
PDF描述
AK4545VQ AC97 AUDIO CODEC WITH SRC AND DIT
AK4551 LOW POWER & SMALL PACKAGE 20BIT CODEC
AK4551VT LOW POWER & SMALL PACKAGE 20BIT CODEC
AK4554 Low Power & Small Package 16bit ツヒ CODEC
AK4554VT Low Power & Small Package 16bit ツヒ CODEC
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AK4545VQ 制造商:AKM 制造商全稱:AKM 功能描述:AC97 AUDIO CODEC WITH SRC AND DIT
AK4550 制造商:AKM 制造商全稱:AKM 功能描述:EVALUATION BOARD REV.C FOR AK4550
AK4550VT 制造商:AKM 制造商全稱:AKM 功能描述:LOW POWER & SMALL PACKAGE 16BIT CODEC
AK4550VT-E2 制造商:Asahi Kasei Microsystems Co Ltd 功能描述:
AK4550VTP-E2 制造商:Asahi Kasei Microsystems Co Ltd 功能描述:16BIT 3V
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