TA = 25°C, V
參數(shù)資料
型號(hào): ADMP405ACEZ-RL7
廠商: Analog Devices Inc
文件頁(yè)數(shù): 8/13頁(yè)
文件大?。?/td> 0K
描述: MIC MEMS OMNI-DIR ANALOG 3-LGA
標(biāo)準(zhǔn)包裝: 1,000
系列: ADMP405
類型: MEMS(硅)
輸出類型: 模擬
方向: 全向
頻率范圍: 200Hz ~ 15kHz
靈敏度: -38dB ±3dB
信噪比: 62dB
阻抗: 200 歐姆
電壓 - 額定: 1.5 ~ 3.3V
電流 - 電源: 250µA
端口位置: 底部
密封等級(jí): 無(wú)
端子: 表面貼裝型
尺寸/尺寸: 3.35mm L x 2.50mm W
高度(最大): 0.98mm
形狀: 矩形
包裝: 帶卷 (TR)
配用: EVAL-ADMP405Z-FLEX-ND - BOARD EVALUATION FOR ADMP405
Data Sheet
ADMP405
Rev. B | 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
62
dBA
Equivalent Input Noise
EIN
32
dBA SPL
Dynamic Range
Derived from EIN and maximum acoustic input
88
dB
Frequency Response1
Low frequency –3 dB point
200
Hz
High frequency –3 dB point
15
kHz
Deviation limits from flat response within pass
band
3/+2
dB
Total Harmonic Distortion
THD
105 dB SPL
3
%
Power Supply Rejection Ratio
PSRR
217 Hz, 100 mV p-p square wave
superimposed on VDD = 1.8 V
70
dB
Maximum Acoustic Input
Peak
120
dB SPL
POWER SUPPLY
Supply Voltage
VDD
1.5
3.3
V
Supply Current
IS
250
μA
OUTPUT CHARACTERISTICS
Output Impedance
ZOUT
200
Ω
Output DC Offset
0.8
V
Output Current Limit
90
μA
OBSOLETE
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