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參數(shù)資料
| 型號(hào)： | AKD4532 |
| 廠商： | Asahi Kasei Microsystems Co.,Ltd |
| 元件分類： | Codec |
| 英文描述： | Internet/Network/General Purpose Multimedia Audio CODEC |
| 中文描述： | 互聯(lián)網(wǎng)/網(wǎng)絡(luò)/通用多媒體音頻編解碼器 |
| 文件頁(yè)數(shù)： | 5/17頁(yè) |
| 文件大?。?/td> | 345K |
| 代理商： | AKD4532 |
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ASAHI KASEI [AK4532]
0178-E-01 5 1999/06
ANALOG CHARACTERISTICS
(Ta=25
℃
; VA, VD = 5.0V; fs = 44.1kHz; Signal Frequency = 1 kHz; MCLK=256fs; BCLK = 64 fs;
LRCK = fs, Gain, ATT and Mixer switches are defualt setting. Measurement frequency bandwidth is
10Hz to 20kHz, unless otherwise noted.)
Parameter
A/D
measured via LineL and LineR
Resolution
S/(N+D)
-0.5 dB Input
S/N
A-weighted
Dynamic Range
-60 dB Input,
A-weighted
Interchannel Isolation
(Note 1)
Interchannel Gain Mismatch
Gain Drift
Offset Error
(Note 2)
Input Voltage
(Note 4)
Mixer Input Resistance
D/A
measured via LOUT and ROUT
Resolution
S/(N+D)
S/N
A-weighted
Dynamic Range
-60 dB Input,
A-weighted
Interchannel Isolation
(Note 1)
Interchannel Gain Mismatch
Gain Drift
Output Voltage
(Note 4)
Load Resistance
Out-of-Band Noise
BW < 100 kHz
MIC Amp
Gain
Input Resistance
For 26dB setting
Mixer Gain Control
32 Steps
Step Size
(Note 3)
Gain Control Range
Master Volume
32 Steps
Step Size
(Note 3)
Attenuation Control Range
Power Supplies
Normal Operation
VA
VD
Power Dissipation
Power-Down Mode
VA
VD
Power Dissipation
min
typ
max
units
16
Bits
dB
dB
dB
74
84
84
80
90
90
68
76
0.2
100
+/- 1
2.70
60
dB
dB
ppm/
℃
LSB
Vpp
k
Ω
0.5
2.50
30
2.90
100
16
Bits
dB
dB
dB
75
83
83
83
87
87
80
100
0.2
100
3.05
dB
dB
ppm/
℃
Vpp
k
Ω
dB
0.7
2.85
10
3.35
-81
24
15
26
25
28
40
dB
k
Ω
0
-50
2
dB
dB
12
0
-62
2
dB
dB
0
27
3
150
10
10
100
40
5
225
mA
mA
mW
uA
uA
uW
200
Note: 1. Crosstalk between channels on the same A/D or D/A.
2. Internal HPF removes offset.
3. Minimum spec applies to
≧
-40dB setting.
4. Input and Output voltage scale with VA.
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