LME49720

更新时间： 2024-11-06 12:02:15

品牌	Logo	应用领域
德州仪器 - TI		运算放大器
页数	文件大小	规格书
36页	1620K
描述
LME49720 Dual High Performance, High Fidelity Audio Operational Amplifier

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LME49720 数据手册

LME49720

www.ti.com

SNAS393C –MARCH 2007–REVISED APRIL 2013

LME49720 Dual High Performance, High Fidelity Audio Operational Amplifier

Check for Samples: LME49720

FEATURES

KEY SPECIFICATIONS

•

Easily Drives 600Ω Loads

•

Power Supply Voltage Range: ±2.5 to ±17V

THD+N (A_V= 1, V_OUT= 3V_RMS, f_IN= 1kHz):

•

Optimized for Superior Audio Signal Fidelity

Output Short Circuit Protection

–

R_L= 2kΩ: 0.00003% (typ)

R_L= 600Ω: 0.00003% (typ)

PSRR and CMRR Exceed 120dB (typ)

SOIC, PDIP, TO-99 Metal Can Packages

•

Input Noise Density: 2.7nV/√Hz (typ)

Slew Rate: ±20V/μs (typ)

APPLICATIONS

Gain Bandwidth Product: 55MHz (typ)

Open Loop Gain (R_L= 600Ω): 140dB (typ)

Input Bias Current: 10nA (typ)

•

Ultra High Quality Audio Amplification

High Fidelity Preamplifiers

High Fidelity Multimedia

Input Offset Voltage: 0.1mV (typ)

DC Gain Linearity Error: 0.000009%

State of the Art Phono Pre Amps

High Performance Professional Audio

DESCRIPTION

High Fidelity Equalization and Crossover

Networks

The LME49720 is part of the ultra-low distortion, low

noise, high slew rate operational amplifier series

optimized and fully specified for high performance,

high fidelity applications. Combining advanced

leading-edge process technology with state-of-the-art

circuit design, the LME49720 audio operational

amplifiers deliver superior audio signal amplification

for outstanding audio performance. The LME49720

combines extremely low voltage noise density

(2.7nV/√Hz) with vanishingly low THD+N (0.00003%)

to easily satisfy the most demanding audio

applications.

•

High Performance Line Drivers

High Performance Line Receivers

High Fidelity Active Filters

TYPICAL APPLICATION

150W

3320W

150W

26.1 kW

909W

LME49720

3.83 kW

100W

OUTPUT

22 nF//4.7 nF//500 pF

10 pF

INPUT

47 kW

47 nF//33 nF

Note: 1% metal film resistors, 5% polypropylene capacitors

Figure 1. Passively Equalized RIAA Phono Preamplifier

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of

Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

All trademarks are the property of their respective owners.

PRODUCTION DATA information is current as of publication date.

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.

12 3 4 5 6 7...36

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与LME49720相关器件

型号	品牌	获取价格	描述	数据表
LME49720_14	TI	获取价格	Dual High Performance, High Fidelity Audio Operational Amplifier
LME49720HA	NSC	获取价格	Dual High Performance, High Fidelity Audio Operational Amplifier
LME49720HA/NOPB	TI	获取价格	LME49720 Dual High Performance, High Fidelity Audio Operational Amplifier
LME49720MA	NSC	获取价格	Dual High Performance, High Fidelity Audio Operational Amplifier
LME49720MA/NOPB	TI	获取价格	LME49720 Dual High Performance, High Fidelity Audio Operational Amplifier
LME49720MAX	TI	获取价格	IC,OP-AMP,DUAL,SOP,8PIN,PLASTIC
LME49720MAX/NOPB	TI	获取价格	LME49720 Dual High Performance, High Fidelity Audio Operational Amplifier
LME49720NA	NSC	获取价格	Dual High Performance, High Fidelity Audio Operational Amplifier
LME49720NA/NOPB	TI	获取价格	LME49720 Dual High Performance, High Fidelity Audio Operational Amplifier
LME49721	NSC	获取价格	High Performance, High Fidelity Rail-to-Rail Input/Output Audio Operational Amplifier

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