Datasheet Texas Instruments LME49860NA/NOPB — 数据表

LME49860, LME49860MABD, LME49860NABD
www.ti.com SNAS389C ­ JUNE 2007 ­ REVISED APRIL 2013 LME49860 44V Dual High Performance, High Fidelity Audio Operational Amplifier
Check for Samples: LME49860, LME49860MABD, LME49860NABD
1 FEATURES
Easily Drives 600 Loads Optimized for Superior Audio Signal Fidelity Output Short Circuit Protection PSRR and CMRR Exceed 120dB (Typ) SOIC or PDIP Packages KEY SPECIFICATIONS Power Supply Voltage Range: ±2.5 to ±22V THD+N (AV = 1, VOUT = 3VRMS, fIN = 1kHz) ­ RL = 2k: 0.00003% (Typ) ­ RL = 600: 0.00003% (Typ) Input Noise Density: 2.7 nV/Hz (Typ) Slew Rate: ±20V/s (Typ) Gain Bandwidth Product: 55MHz (Typ) Open Loop Gain (RL = 600): 140dB (Typ) Input Bias Current: 10nA (Typ) Input Offset Voltage: 0.1mV (Typ) DC Gain Linearity Error: 0.000009% 2 APPLICATIONS Ultra High Quality Audio Amplification High Fidelity Preamplifiers High Fidelity Multimedia State of the Art Phono Pre Amps High Performance Professional Audio High Fidelity Equalization and Crossover Networks High Performance Line Drivers High Performance Line Receivers High Fidelity Active Filters DESCRIPTION
The LME49860 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 LME49860 audio operational amplifiers deliver superior audio signal amplification for outstanding audio performance. The LME49860 combines extremely low voltage noise density (2.7nV/Hz) with vanishingly low THD+N (0.00003%) to easily satisfy the most demanding audio applications. TYPICAL APPLICATION
150: 3320: 150: 3320: LME49860 + INPUT 10 pF 47 k: 26.1 k: + 909: 3.83 k: + 100: 47 nF//33 nF LME49860 22 nF//4.7 nF//500 pF + OUTPUT Note: 1% metal film resistors, 5% polypropylene capacitors Figure 1. Passively Equalized RIAA Phono Preamplifier 1 2 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.
Copyright © 2007­2013, Texas Instruments Incorporated 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. LME49860, LME49860MABD, LME49860NABD
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