TA = 25°C, V
參數(shù)資料
型號: EVAL-ADMP504Z-FLEX
廠商: Analog Devices Inc
文件頁數(shù): 8/13頁
文件大?。?/td> 0K
描述: EVAL BOARD FOR ADMP504
標(biāo)準(zhǔn)包裝: 1
系列: iMEMS®
主要目的: 音頻,MEMS 全向麥克風(fēng)
嵌入式:
已用 IC / 零件: *
主要屬性: 模擬輸出,200 歐姆阻抗
已供物品:
Data Sheet
ADMP504
Rev. A | Page 3 of 12
SPECIFICATIONS
TA = 25°C, VDD = 1.8 V, unless otherwise noted. All minimum and maximum specifications are guaranteed. Typical specifications are not
guaranteed.
Table 1.
Parameter
Symbol
Test Conditions/Comments
Min
Typ
Max
Unit
PERFORMANCE
Directionality
Omni
Sensitivity
1 kHz, 94 dB SPL
41
38
35
dBV
Signal-to-Noise Ratio
SNR
20 Hz to 20 kHz, A-weighted
65
dBA
Equivalent Input Noise
EIN
20 Hz to 20 kHz, A-weighted
29
dBA SPL
Dynamic Range
Derived from EIN and maximum acoustic input
91
dB
Frequency Response1
Low frequency 3 dB point
100
Hz
High frequency 3 dB point
>20
kHz
Total Harmonic Distortion
THD
104 dB SPL
3
%
Power Supply Rejection
PSR
217 Hz, 100 mV p-p square wave superimposed on
VDD = 1.8 V
70
dBV
Maximum Acoustic Input
Peak, 10% THD
120
dB SPL
POWER SUPPLY
Supply Voltage
VDD
1.6
3.3
V
Supply Current
IS
VDD = 1.8 V
180
200
A
VDD = 3.3 V
200
225
A
OUTPUT CHARACTERISTICS
Output Impedance
ZOUT
200
Ω
Output DC Offset
0.8
V
Output Current Limit
90
A
Maximum Output Voltage
120 dB SPL input, peak
0.25
V
Noise Floor
20 Hz to 20 kHz, A-weighted, rms
103
dBV
1
OBSOLETE
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