iMEMS麦克风

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音频和视频产品
iMEMS麦克风

高质量音频采集
全球各地的设计工程师正越来越了解ADI公司创新性iMEMS®技术的强大能力。从最初的运动传感器，到现在的iMEMS麦克风，这推动着iMEMS技术在数百项尖端应用中得以实现。

iMEMS麦克风结合了20年的MEMS技术诀窍与ADI公司音频信号处理专业技术，能够提供无与伦比的性能与可靠性。iMEMS模拟与数字输出麦克风具有61dB的SNR（A-weighted），以及从100Hz到大于12kHz的平坦度响应，可提供出色的音频采集性能，满足下一代音频需求。

Hear the Difference™

新闻

2008年09月25日 ADI公司面向消费类电子设备推出业界最高性能的MEMS麦克风

资源与相关信息

Analog Devices’ MEMS Microphone Receives Prestigious Golden Mousetrap Award
from Design News Magazine.

Ad Overview: Everything sounds better, and plays longer, with Analog ICs inside. (html)

Tech article: MEMS Microphones Enhance Audio System Quality And Reliability by Todd Borkowski, ADI (Mobile Dev&Design, Jul 9, 2009)

Video: Introducing iMEMS Microphone
Hear the Difference™

Analog Dialogue: Sonic Nirvana: Using MEMS Accelerometers as Acoustic Pickups in Musical Instruments (html)

Tech article: A History of Consumer Microphones Acoustics Today, April 2009)

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帮助

Sort: Click on the arrows beneath the parameter on which you would like to sort, ascending and descending order.

Add/Remove Parameters: Click on the Add/Remove Parameters button. Select/deselect the checkbox of the parameter in the add/remove parameter pop up box. Click on "Update" for the table to redraw with new selection of parameters.

Filter: Enter the desired value to filter parameter(s) by, and click the "Update Results" button to update the table display.

Reset Table: Click "Reset Table" to clear all filters/sorts and restore table back to default view.

Quick Filters: When applicable, select a quick filter with preset parameters filtered to narrow the results returned.

No Parts Returned: Adjust the filters on your least critical selection parameters in order to broaden your search.

MEMS Microphones

Use Up or Down Arrows in Heading to Sort in Ascending or Descending Order

Narrow Results by Entering Values in Numeric Fields or by Pull Down Selections

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添加/移除参数

Type
Port Location
SNR (dBA)
Noise Typical (dBA)
Sensitivity @ 1 kHz
PSRR
Frequency Response
Supply Current
I(sleep) (uA)
Package
Price* (1000-4999)

Part#

Results: 2
Type Port Location SNR (dBA) Noise Typical (dBA) Sensitivity @ 1 kHz PSRR Frequency Response Supply Current I(sleep) (uA) Package Price* (1000-4999)

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ADMP401 Analog Bottom 62 32 -42 dBV 70 dBV 100 Hz to 15 kHz 250µA n/a 4.72mm × 3.76mm LGA $1.63

ADMP421 Digital Bottom 61 33 -26 dBFS 80 dBFS 100 Hz to 15 kHz 650µA 50 3.00 mm x 4.00 mm LGA $2.04

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* The pricing listed here is provided only for budgetary purposes as recommended list price in U.S. Dollars in the United States ex factor per unit for the stated volume. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.
** Pricing is currently unavailable. Click on the product number to see the Product Page for additional information.

Part# Results: 2		Type	Port Location	SNR (dBA)	Noise Typical (dBA)	Sensitivity @ 1 kHz	PSRR	Frequency Response	Supply Current	I(sleep) (uA)	Package	Price* (1000-4999)
Sort

	ADMP401	Analog	Bottom	62	32	-42 dBV	70 dBV	100 Hz to 15 kHz	250µA	n/a	4.72mm × 3.76mm LGA	$1.63
	ADMP421	Digital	Bottom	61	33	-26 dBFS	80 dBFS	100 Hz to 15 kHz	650µA	50	3.00 mm x 4.00 mm LGA	$2.04

查找产品的其它方式

iMEMS麦克风

Hear the Difference™

新闻

资源与相关信息

帮助

MEMS Microphones Use Up or Down Arrows in Heading to Sort in Ascending or Descending Order Narrow Results by Entering Values in Numeric Fields or by Pull Down Selections

添加/移除参数

MEMS Microphones

Use Up or Down Arrows in Heading to Sort in Ascending or Descending Order

Narrow Results by Entering Values in Numeric Fields or by Pull Down Selections