參數(shù)資料
型號(hào): EVAL-AD1937AZ
廠商: Analog Devices Inc
文件頁(yè)數(shù): 34/36頁(yè)
文件大?。?/td> 0K
描述: BOARD EVAL FOR AD1937
標(biāo)準(zhǔn)包裝: 1
主要目的: 音頻編解碼器
已用 IC / 零件: AD1937
主要屬性: 24 位,192 kHz,4 ADC: 107dB 動(dòng)態(tài)范圍,8 DAC: 112dB 動(dòng)態(tài)范圍
次要屬性: 分時(shí)復(fù)用(TDM)、I2C 和 SPI 接口,Popguard? 技術(shù)
已供物品:
AD1937
Rev. B | Page 7 of 36
DIGITAL FILTERS
Table 7.
Parameter
Mode
Factor
Min
Typ
Max
Unit
ADC DECIMATION FILTER
All modes, typical @ 48 kHz
Pass Band
0.4375 × fS
21
kHz
Pass-Band Ripple
±0.015
dB
Transition Band
0.5 × fS
24
kHz
Stop Band
0.5625 × fS
27
kHz
Stop-Band Attenuation
79
dB
Group Delay
22.9844 ÷ fS
479
μs
DAC INTERPOLATION FILTER
Pass Band
48 kHz mode, typical @ 48 kHz
0.4535 × fS
22
kHz
96 kHz mode, typical @ 96 kHz
0.3646 × fS
35
kHz
192 kHz mode, typical @ 192 kHz
0.3646 × fS
70
kHz
Pass-Band Ripple
48 kHz mode, typical @ 48 kHz
±0.01
dB
96 kHz mode, typical @ 96 kHz
±0.05
dB
192 kHz mode, typical @ 192 kHz
±0.1
dB
Transition Band
48 kHz mode, typical @ 48 kHz
0.5 × fS
24
kHz
96 kHz mode, typical @ 96 kHz
0.5 × fS
48
kHz
192 kHz mode, typical @ 192 kHz
0.5 × fS
96
kHz
Stop Band
48 kHz mode, typical @ 48 kHz
0.5465 × fS
26
kHz
96 kHz mode, typical @ 96 kHz
0.6354 × fS
61
kHz
192 kHz mode, typical @ 192 kHz
0.6354 × fS
122
kHz
Stop-Band Attenuation
48 kHz mode, typical @ 48 kHz
70
dB
96 kHz mode, typical @ 96 kHz
70
dB
192 kHz mode, typical @ 192 kHz
70
dB
Group Delay
48 kHz mode, typical @ 48 kHz
25 ÷ fS
521
μs
96 kHz mode, typical @ 96 kHz
11 ÷ fS
115
μs
192 kHz mode, typical @ 192 kHz
8 ÷ fS
42
μs
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