LM49155TLSLASHNOPB datasheet(3/9 Pages) TI2

tên linh kiện	LM49155TL/NOPB

Giải thích chi tiết về linh kiện	LM49155 PRODUCT BRIEF Uplink Noise Suppression & Downlink SNR Enhancement Analog Audio Subsystem

PDF	9 Pages

Scroll/Zoom	100%

nhà sản xuất	TI2 [Texas Instruments]

Trang chủ	https://www.ti.com

Logo

3 / 9 page

BIAS

I2C

INTERFACE

INM+

INM -

INL

INR

BYPASS

2CV

SDA

SCL

GND

VDD

LSOUT+

LSOUT-

SET

HPL

HPR

CHARGE PUMP

CIN

CIP

CPGND

HPVDD

1.7V to 2.7V

MIC_GND

LSVDD

MIC1+

MIC_GND

12 dB to 36 dB

PRE-AMP

POST-AMP

MICOUT+

LPF+

LPF-

MICOUT-

MIC_BIAS VOLTAGE

ANALOG

UPLINK/

DOWNLINK

NOISE

CANCELLING

PROCESSOR

and

SNR

ENHANCER

AUTOMATIC

LEVEL

CONTROL

EPOUT+

EPOUT-

Mixer and

Output

Mode

VOLUME

-80 dB to +18

VOLUME

-80 dB to +18

Audio

Differential

Input

MIC1-

MIC2-

MIC2+

6 dB/12 dB

CSET

RSET

(Optional)

0.1 µF

CT1

CT2

CT3

AGC AMP

Class D

+12 dB,

+18 dB

-18 dB

0 dB

-18 dB

0 dB

2.2 µF

CPVSS

Ci8

0.22 µF

Audio

Single-Ended

Inputs

Ci5

68 nF

Ci7

0.22 µF

Ci6

68 nF

2.2 µF

VOLUME

-80 dB to +18

OUTPUT

POWER

LIMITER

2.7V to 5.5V

CS1

1 µF

CS2

1 µF

CS3

1 µF

DCAP

Ci1

470 nF

Ci2

470 nF

Ci4

470 nF

Ci3

470 nF

CLP1

CLP2

To Uplink

Signal Path

-6 dB

4.7 µF

LM49155

www.ti.com

SNAS492 – JULY 2010

Typical Application

Figure 1. Typical Application Circuit

Submit Documentation Feedback

Product Folder Links: LM49155

LM49155TL/NOPB bảng dữ liệu(PDF) 3 Page - Texas Instruments

LM49155TL/NOPB bảng dữ liệu(HTML) 3 Page - Texas Instruments

Html Pages

1 2 3 4 5 6 7 8 9

bảng dữ liệu tải về

Link URL