参数资料
型号: ADAV803ASTZ
厂商: Analog Devices Inc
文件页数: 34/60页
文件大小: 0K
描述: IC CODEC AUDIO R-DVD 3.3V 64LQFP
标准包装: 1
类型: 音频编解码器
数据接口: 串行
分辨率(位): 24 b
ADC / DAC 数量: 2 / 2
三角积分调变:
动态范围,标准 ADC / DAC (db): 102 / 101
电压 - 电源,模拟: 3 V ~ 3.6 V
电压 - 电源,数字: 3 V ~ 3.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 64-LQFP
供应商设备封装: 64-LQFP(10x10)
包装: 托盘
配用: EVAL-ADAV803EBZ-ND - BOARD EVALUATION FOR ADAV803
ADAV803
Rev. A | Page 4 of 60
Parameter
Min
Typ
Max
Unit
Comments
Crosstalk (EIAJ Method)
110
dB
Volume Control Step Size (256 Steps)
0.39
% per step
Maximum Volume Attenuation
48
dB
Mute Attenuation
dB
ADC outputs all zero codes
Group Delay
fS = 48 kHz
910
μs
fS = 96 kHz
460
μs
ADC LOW-PASS DIGITAL DECIMATION FILTER
CHARACTERISTICS1
Pass-Band Frequency
22
kHz
fS = 48 kHz
44
kHz
fS = 96 kHz
Stop-Band Frequency
26
kHz
fS = 48 kHz
52
kHz
fS = 96 kHz
Stop-Band Attenuation
120
dB
fS = 48 kHz
120
dB
fS = 96 kHz
Pass-Band Ripple
±0.01
dB
fS = 48 kHz
±0.01
dB
fS = 96 kHz
ADC HIGH-PASS DIGITAL FILTER CHARACTERISTICS
Cutoff Frequency
0.9
Hz
fS = 48 kHz
SRC SECTION
Resolution
24
Bits
Sample Rate
8
192
kHz
XIN = 27 MHz
SRC MCLK
138 × fS-
MAX
33
MHz
fS-MAX is the greater of the input or
output sample rate
Maximum Sample Rate Ratios
Upsampling
1:8
Downsampling
7.75:1
Dynamic Range
140
20 Hz to fS/2, 1 kHz, 60 dBFS input,
fIN = 44.1 kHz, fOUT = 48 kHz
Total Harmonic Distortion + Noise
120
dB
20 Hz to fS/2, 1 kHz, 0 dBFS input,
fIN = 44.1 kHz, fOUT = 48 kHz
DAC SECTION
Number of Channels
2
Resolution
24
Bits
Dynamic Range
20 Hz to 20 kHz, 60 dB input
Unweighted
99
dB
fS = 48 kHz
98
dB
fS = 96 kHz
A-Weighted
97
101
dB
fS = 48 kHz
100
dB
fS = 96 kHz
Total Harmonic Distortion + Noise
Referenced to 1V rms
91
dB
fS = 48 kHz
90
dB
fS = 96 kHz
Analog Outputs
Output Range (± Full Scale)
1.0
V rms
Output Resistance
60
Ω
Common-Mode Output Voltage
1.5
V
DC Accuracy
Gain Error
2
0.8
dB
Interchannel Gain Mismatch
0.05
dB
Gain Drift
1
mdB/°C
DC Offset
30
+30
mV
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