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MAX9814ETD中文资料美信数据手册PDF规格书
MAX9814ETD规格书详情
General Description
The MAX9814 is a low-cost, high-quality microphone amplifier with automatic gain control (AGC) and low noise microphone bias. The device features a low-noise preamplifier, variable gain amplifier (VGA), output amplifier, microphone-bias-voltage generator and AGC control circuitry.
特性 Features
♦Automatic Gain Control (AGC)
♦Three Gain Settings (40dB, 50dB, 60dB)
♦Programmable Attack Time
♦Programmable Attack and Release Ratio
♦2.7V to 5.5V Supply Voltage Range
♦Low Input-Referred Noise Density of 30nV/√Hz
♦Low THD: 0.04 (typ)
♦Low-Power Shutdown Mode
♦Internal Low-Noise Microphone Bias, 2V
♦Available in the Space-Saving, 14-Pin TDFN (3mm x 3mm) Package
♦-40°C to +85°C Extended Temperature Range
Applications
Digital Still Cameras
Digital Video Cameras PDAs
Bluetooth Headsets
Entertainment Systems (e.g., Karaoke)
Two-Way Communicators
High-Quality Portable Recorders
IP Phones/Telephone Conferencing
产品属性
- 型号：
MAX9814ETD
- 功能描述：
传声器前置放大器 Microphone Amplifier
- RoHS：
否
- 制造商：
Texas Instruments
- 可用增益调整：
Digital control, 65 dB to 0 dB
- 最大输入电阻：
9200 Ohms
- 最大工作温度：
+ 85 C
- 封装/箱体：
SSOP-28
- 封装：
Tube
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
Maxim(美信) |
24+ |
标准封装 |
14108 |
原厂渠道供应,大量现货,原型号开票。 |
询价 | ||
MAX |
24+ |
SMD |
20000 |
一级代理原装现货假一罚十 |
询价 | ||
MAXIM/美信 |
25+ |
原装 |
32000 |
MAXIM/美信全新特价MAX9814ETD即刻询购立享优惠#长期有货 |
询价 | ||
Maxim |
24+ |
TDFN-14 |
16500 |
全新原厂原装，进口正品现货，正规渠道可含税！！ |
询价 | ||
MAXIM |
23+ |
NA |
8995 |
专业电子元器件供应链正迈科技特价代理特价，原装元器件供应，支持开发样品 |
询价 | ||
MAXIM/美信 |
25+ |
QFN14 |
30000 |
房间原装现货特价热卖,有单详谈 |
询价 | ||
Maxim(美信) |
23+ |
标准封装 |
6000 |
原厂原装现货订货价格优势终端BOM表可配单提供样品 |
询价 | ||
MAXIM |
23+ |
TDFN14 |
3200 |
绝对全新原装!优势供货渠道!特价!请放心订购! |
询价 | ||
MAXI |
26+ |
SMD |
890000 |
一级总代理商原厂原装大批量现货
一站式服务 |
询价 | ||
Maxim(美信) |
26+ |
NA |
60000 |
只有原装 ,可BOM配单 |
询价 |
