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參數(shù)資料
| 型號(hào)： | ADAV400KSTZ-REEL |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | Audio Codec with Embedded SigmaDSP Processor |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PDSO80 |
| 封裝： | 14 X 14 MM, ROHS COMPLIANT, MS-026BEC, LQFP-80 |
| 文件頁數(shù)： | 4/36頁 |
| 文件大?。?/td> | 446K |
| 代理商： | ADAV400KSTZ-REEL |
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ADAV400
SPECIFICATIONS
AVDDn
1
= 3.3 V, ODVDD = 3.3 V, DVDD = internal voltage regulator, temperature = 0°C to 70°C, master clock = 12.288 MHz,
measurement bandwidth = 20 Hz to 20 kHz, ADC input signal = 1 kHz, DAC output signal = 1 kHz, unless otherwise noted.
Table 1.
Parameter
Min
Typ
REFERENCE SECTION
Absolute Voltage V
REF
1.5
V
REF
Temperature Coefficient
130
ANALOG INPUTS (SINGLE-ENDED)
Number of Channels
8
Full-Scale Analog Input
100
DC Offset
±10
ADC SECTION
Resolution
24
Dynamic Range
A-Weighted
90
95
Total Harmonic Distortion + Noise
93
Interchannel Gain Mismatch
0.1
Crosstalk
78
Rev. 0 | Page 4 of 36
Max
Unit
V
ppm/°C
μA rms
mV
Bits
dB
dB
dB
dB
Test Conditions/Comments
Four stereo input channels
2 V rms input with 20 kΩ series resistor
Relative to V
REF
Stereo ADC
60 dB with respect to full-scale analog input
3 dB with respect to full-scale analog input
Left and right channel gain mismatch
Analog channel crosstalk (AINYm
1
to AINYm
1
)
One channel = 3 dB, other channel = 0 V
1 kHz, 300 mV p-p signal at AVDDn
1
Gain Error
Power Supply Rejection
ADC DIGITAL DECIMATOR FILTER
CHARACTERISTICS @ 48 kHz
2
Pass Band
Pass-Band Ripple
Transition Band
Stop Band
Stop-Band Attenuation
Group Delay
DAC OUTPUTS (SINGLE-ENDED)
Number of Channels
Resolution
Full-Scale Analog Output
Dynamic Range
A-Weighted
Total Harmonic Distortion + Noise
3
Crosstalk
6
83
%
dB
90
22.5
±0.0002
24
26.5
100
1040
8
24
1
95
90
100
kHz
dB
kHz
kHz
dB
μs
Bits
V rms
dB
dB
dB
DAC amplifier register contents = 0x0010
Four stereo output channels
60 dB with respect to full-scale code input
3 dB with respect to full-scale code input
Analog channel crosstalk (VOUTm
1
to VOUTm
1
)
One channel = 3 dB, other channels = 0 V
Left and right channel gain mismatch
Relative to V
REF
1 kHz, 300 mV p-p signal at AVDDn
1
Gain Error
Interchannel Gain Mismatch
DC Offset
Power Supply Rejection
DAC DIGITAL INTERPOLATION FILTER
CHARACTERISTICS @ 48 kHz
2
Pass Band
Pass-Band Ripple
Transition Band
Stop Band
Stop-Band Attenuation
Group Delay
5
0.1
1
87
%
dB
mV
dB
21.769
±0.01
23.95
26.122
75
580
kHz
dB
kHz
kHz
dB
μs
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