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LM4562 Datasheet(PDF) 1 Page - Texas Instruments

Part # LM4562
Description  Dual High-Performance, High-Fidelity Audio Operational Amplifier
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

LM4562 Datasheet(HTML) 1 Page - Texas Instruments

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LM4562
www.ti.com
SNAS326I – AUGUST 2006 – REVISED JANUARY 2010
LM4562 Dual High-Performance, High-Fidelity Audio Operational Amplifier
Check for Samples: LM4562
1
FEATURES
DESCRIPTION
2
Easily Drives 600
Ω Loads
The LM4562 is part of the ultra-low distortion, low-
Optimized for Superior Audio Signal Fidelity
noise, high-slew-rate operational amplifier series
Output Short Circuit Protection
optimized and fully specified for high-performance,
high-fidelity
applications.
Combining
advanced
PSRR and CMRR Exceed 120dB (Typ)
leading-edge process technology with state-of-the-art
SOIC, PDIP, and TO-99 Packages
circuit
design,
the
LM4562
audio
operational
amplifiers deliver superior audio signal amplification
APPLICATIONS
for outstanding audio performance. The LM4562
combines
extremely
low
voltage
noise
density
Ultra High-Quality Audio Amplification
(2.7nV/
√Hz) with vanishingly low THD+N (0.00003%)
High-Fidelity Preamplifiers
to
easily
satisfy
the
most
demanding
audio
High-Fidelity Multimedia
applications. To ensure that the most challenging
State-of-the-Art Phono Pre Amps
loads are driven without compromise, the LM4562
has a high slew rate of ±20V/
μs and an output current
High-Performance Professional Audio
capability of ±26mA. Further, dynamic range is
High-Fidelity Equalization and Crossover
maximized by an output stage that drives 2k
Ω loads
Networks
to within 1V of either power supply voltage and to
High-Performance Line Drivers
within 1.4V when driving 600
Ω loads.
High-Performance Line Receivers
The LM4562's outstanding CMRR (120dB), PSRR
(120dB), and VOS (0.1mV) give the amplifier excellent
High-Fidelity Active Filters
operational amplifier DC performance.
KEY SPECIFICATIONS
The LM4562 has a wide supply range of ±2.5V to
±17V. Over this supply range the LM4562’s input
Power Supply Voltage Range: ±2.5V to ± 17V
circuitry
maintains
excellent
common-mode
and
THD+N (AV = 1, VOUT = 3VRMS, fIN = 1kHz)
power supply rejection, as well as maintaining its low
RL = 2kΩ: 0.00003% (typ)
input bias current. The LM4562 is unity gain stable.
This
Audio
Operational
Amplifier
achieves
RL = 600Ω: 0.00003% (typ)
outstanding AC performance while driving complex
Input Noise Density: 2.7nV/
√Hz (typ)
loads with values as high as 100pF.
Slew Rate: ±20V/
μs (typ)
The LM4562 is available in an 8-lead narrow body
Gain Bandwidth Product: 55MHz (typ)
SOIC, an 8-lead PDIP, and an 8-lead TO-99.
Open Loop Gain (RL = 600Ω): 140dB (typ)
Demonstration
boards
are
available
for
each
package.
Input Bias Current: 10nA (typ)
Input Offset Voltage: 0.1mV (typ)
DC Gain Linearity Error: 0.000009%
1
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.
2
All trademarks are the property of their respective owners.
PRODUCTION DATA information is current as of publication date.
Copyright © 2006–2010, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.


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