耳机检测接口

概览

NCS2300 是一款紧凑的和成本高效的耳机检测接口集成电路。它集成了比较器、OR 门极和 N 沟道 MOSFET,以检测是否存在带有麦克风的立体声耳机。用于检测引脚的拉起电阻内置。内置电阻分压器提供用于检测左音频声道的参考电压。OR 门极的逻辑低电平输出表明耳机已正确联接。NCS2300 采用节省空间的 UDFN6 (1.2 x 1.0 mm) 封装。

  • Headset Detection

  • Cell Phones, Smartphones
  • Tablets
  • Notebooks

  • Supply Voltage: 1.6 V to 2.5 V
  • Low Quiescent Supply Current: 7.5 µA typical @ VDD = 1.8 V
  • Integrated Resistors, Comparator, OR Gate, and N-Channel MOSFET
  • Space-Saving UDFN6 Package
  • These Devices are Pb-Free, Halogen Free/BFR Free and are RoHS
    Compliant

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CAD Models

Compliance

Package Type

Case Outline

MSL Type

MSL Temp (°C)

Container Type

Container Qty.

ON Target

Channels

VCC Min (V)

VCC Max (V)

IO Typ (mA)

ICC Typ (mA)

tres Typ (ns)

VIO Max (mV)

TA Min (°C)

TA Max (°C)

Reference Price

NCS2300MUTAG

Active

CAD Model

Pb

A

H

P

UDFN-6

1

260

REEL

3000

Y

1

1.6

2.5

-

7.5

480

-

-40

85

$0.3367

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