參數(shù)資料
型號: ADAU1381BCPZ
廠商: Analog Devices Inc
文件頁數(shù): 2/84頁
文件大?。?/td> 0K
描述: IC AUDIO CODEC STEREO LN 32LFCSP
標準包裝: 1
類型: 立體聲音頻
數(shù)據(jù)接口: 串行,SPI?
分辨率(位): 24 b
ADC / DAC 數(shù)量: 2 / 2
三角積分調(diào)變:
S/N 比,標準 ADC / DAC (db): 97 / 100
動態(tài)范圍,標準 ADC / DAC (db): 96.5 / 100
電壓 - 電源,模擬: 1.8 V ~ 3.65 V
電壓 - 電源,數(shù)字: 1.63 V ~ 3.65 V
工作溫度: -25°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 32-VFQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 32-LFCSP-VQ
包裝: 托盤
配用: EVAL-ADAU1381Z-ND - BOARD EVALUATION FOR ADAU1381
ADAU1381
Rev. B | Page 10 of 84
Parameter
Mode
Factor
Min
Typ
Max
Unit
DAC INTERPOLATION FILTER
Pass Band
48 kHz mode, typ value is for 48 kHz
0.4535 × fS
22
kHz
96 kHz mode, typ value is for 96 kHz
0.3646 × fS
35
69
kHz
Pass-Band Ripple
48 kHz mode, typ value is for 48 kHz
±0.01
dB
96 kHz mode, typ value is for 96 kHz
±0.05
dB
Transition Band
48 kHz mode, typ value is for 48 kHz
0.5 × fS
24
kHz
96 kHz mode, typ value is for 96 kHz
0.5 × fS
48
kHz
Stop Band
48 kHz mode, typ value is for 48 kHz
0.5465 × fS
26
kHz
96 kHz mode, typ value is for 96 kHz
0.6354 × fS
61
kHz
Stop-Band Attenuation
48 kHz mode, typ value is for 48 kHz
70
dB
96 kHz mode, typ value is for 96 kHz
70
dB
Group Delay
48 kHz mode, typ value is for 48 kHz
25/fS
521
μs
96 kHz mode, typ value is for 96 kHz
11/fS
115
μs
DIGITAL INPUT/OUTPUT SPECIFICATIONS
25°C < TA < +85°C, IOVDD = 1.62 V to 3.63 V, unless otherwise specified.
Table 6.
Parameter
Conditions/Comments
Min
Typ
Max
Unit
HIGH LEVEL INPUT VOLTAGE (VIH)
0.7 × IOVDD
V
LOW LEVEL INPUT VOLTAGE (VIL)
IOVDD ≥ 2.97 V
0.3 × IOVDD
V
1.8 V ≤ IOVDD ≤ 2.97 V
0.2 × IOVDD
V
IOVDD < 1.8 V
0.1 × IOVDD
V
INPUT LEAKAGE
IIH at VIH = 2.4 V
±0.17
μA
IIL at VIL = 0.8 V
±0.17
μA
IIL of MCKI
7
μA
IIH with internal pull-up
±0.7
μA
IIL with internal pull-down
7
μA
IIH with internal pull-up
5
μA
IIL with internal pull-down
±0.18
μA
HIGH LEVEL OUTPUT VOLTAGE (VOH)
For low drive strength, IOH = 2 mA and IOL = 2 mA
at IOVDD = 3.3 V, IOH = 0.6 mA and IOL = 0.6 mA at
IOVDD = 1.8 V; for high drive strength, IOH = 3 mA
and IOL = 3 mA at IOVDD = 3.3 V, IOH = 0.9 mA and
IOL = 0.9 mA at IOVDD = 1.8 V
IOVDD 0.4
V
LOW LEVEL OUTPUT VOLTAGE (VOL)
For low drive strength, IOH = 2 mA and IOL = 2 mA
at IOVDD = 3.3 V, IOH = 0.6 mA and IOL = 0.6 mA at
IOVDD = 1.8 V; for high drive strength, IOH = 3 mA
and IOL = 3 mA at IOVDD = 3.3 V, IOH = 0.9 mA and
IOL = 0.9 mA at IOVDD = 1.8 V
0.4
V
INPUT CAPACITANCE
5
pF
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