V
參數(shù)資料
型號(hào): ADMP421BCEZ-RL7
廠商: Analog Devices Inc
文件頁(yè)數(shù): 13/16頁(yè)
文件大小: 0K
描述: MIC MEMS OMNI-DIR DGTL 5LGA
標(biāo)準(zhǔn)包裝: 1
系列: ADMP421
類(lèi)型: MEMS(硅)
輸出類(lèi)型: 數(shù)字,PDM
方向: 全向
頻率范圍: 100Hz ~ 15kHz
靈敏度: -26dB ±3dB
信噪比: 61dB
電壓 - 額定: 1.8 ~ 3.3V
電流 - 電源: 650µA
端口位置: 底部
密封等級(jí): 無(wú)
端子: 表面貼裝型
尺寸/尺寸: 4.00mm L x 3.00mm W
高度(最大): 1.10mm
形狀: 矩形
包裝: 標(biāo)準(zhǔn)包裝
其它名稱(chēng): ADMP421BCEZ-RL7DKR
ADMP421
Data Sheet
Rev. D | Page 6 of 16
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
1
2
3
CLK
L/R SELECT
GND
DATA
VDD 4
5
07596-
007
Figure 4. Pin Configuration (Bottom View)
Table 5. Pin Function Descriptions
Pin No.
Mnemonic
Description
1
CLK
Clock Input to Microphone.
2
L/R SELECT
Left Channel or Right Channel Select.
DATA1 (right): L/R SELECT tied to GND.
DATA2 (left): L/R SELECT pulled to VDD.
3
GND
Ground.
4
VDD
Power Supply. Placing a 0.1 F (100 nF) ceramic type X7R capacitor between Pin 4 (VDD) and ground is strongly
recommended for best performance and to avoid potential parasitic artifacts. The capacitor should be placed as
close to Pin 4 as possible.
5
DATA
Digital Output Signal (DATA1, DATA2).
OBSOLETE
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