LMH6643MMX

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LMH6643MMX

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IC OPAMP VFB 2 CIRCUIT 8VSSOP

  • HerstellerTexas Instruments

  • Herstellerteil #LMH6643MMX

  • Auf Lager3183

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Attribut Wert
Series LMH®
Part Status Obsolete
Base Product Number LMH6643
Amplifier Type Voltage Feedback
Number of Circuits 2
Output Type Rail-to-Rail
Slew Rate 135V/µs
Current - Input Bias 1.6 µA
Voltage - Input Offset 1 mV
Supply Current 2.7mA (x2 Channels)
Voltage - Supply Span (Min) 2.7 V
Voltage - Supply Span (Max) 12.8 V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package 8-VSSOP
Packaging Tape & Reel (TR)
-3 dB Bandwidth 130 MHz
Current - Output / Channel 75 mA

Übersicht

Description

The LMH6643MMX is a high-speed operational amplifier designed by Texas Instruments, tailored for applications requiring wide bandwidth and fast slew rates. It is part of the LMH6643 series, featuring low noise and low distortion, making it suitable for high-fidelity signal processing tasks. With a wide bandwidth of around 130 MHz and a slew rate of 1300 V/µs, the LMH6643MMX is ideal for applications in video processing, communications, and instrumentation.
The device operates on a wide supply voltage range and offers rail-to-rail output, contributing to its versatility in various circuit designs. Its low input voltage noise and low harmonic distortion ensure high-quality signal amplification without significant degradation. The MMX suffix indicates its packaging type, which is typically a miniature, surface-mount package for space-constrained applications.
In summary, the LMH6643MMX is a robust choice for engineers seeking a reliable, high-speed op-amp for applications demanding precision and high performance.

Equivalent

The LMH6643MMX is a high-speed operational amplifier. Equivalent products with similar specifications include the AD8055 by Analog Devices, the MAX4372 by Maxim Integrated, and the TLV3501 by Texas Instruments. These op-amps offer comparable high-speed performance and are used in applications requiring fast response times, such as video processing and communications. Always check the specific datasheet parameters to ensure compatibility with your application requirements.

Features

The LMH6643MMX is a high-speed operational amplifier from Texas Instruments, designed for applications requiring fast signal processing. Key features include:
1. High Slew Rate: Offers a slew rate of 1300 V/µs, enabling rapid response to input changes.
2. Wide Bandwidth: Provides a gain-bandwidth product of 160 MHz, suitable for high-frequency applications.
3. Low Distortion: Ensures low distortion with a THD+N of -72 dBc at 10 kHz, ideal for audio and precision applications.
4. Rail-to-Rail Output: Supports rail-to-rail output voltage swing, maximizing dynamic range.
5. Low Noise: Exhibits a low input voltage noise density of 2.1 nV/√Hz.
6. Low Power Consumption: Consumes a low supply current of around 4.3 mA.
7. Wide Supply Voltage Range: Operates from a single 2.7V to 12V supply or dual ±1.35V to ±6V supplies.
8. Small Package: Available in a compact MSOP-8 package, suitable for space-constrained designs.
These features make the LMH6643MMX suitable for applications in telecommunications, instrumentation, and other fields requiring high-speed analog signal processing.

Pinout

The LMH6643MMX is an operational amplifier with a single-channel configuration. It comes in an 8-pin Mini Small Outline Package (MSOP). The key functions of the LMH6643 include high-speed operation, low distortion, and low noise, making it suitable for applications requiring precision and performance, such as in signal processing and data acquisition systems.
The pin configuration typically includes:
1. Non-Inverting Input (+IN): Receives the positive side of the input signal.
2. Inverting Input (−IN): Receives the negative side of the input signal.
3. V+: Positive power supply voltage.
4. V−: Negative power supply voltage or ground.
5. Output: Delivers the amplified signal to the load.
6. Others: May include NC (no connection) pins or pins for specific features like shutdown or offset nulling, depending on the exact variant or configuration.
Note that the exact pin arrangement should be verified in the datasheet for specific device orientation and applications.

Manufacturer

The LMH6643MMX is manufactured by Texas Instruments (TI). Texas Instruments is a global technology company that designs and produces semiconductors and various integrated circuits. It is well-known for its role in the development and manufacturing of a wide range of electronic components used in various applications, including industrial, automotive, personal electronics, and communication systems. TI is recognized for its innovation and contribution to the electronics industry, providing solutions that facilitate advancements in technology.

Application

The LMH6643MMX is a high-speed, rail-to-rail input and output operational amplifier. Its application areas include:
1. High-Speed Signal Processing: Ideal for applications requiring fast data acquisition and processing, such as communication systems.
2. Data Acquisition Systems: Used in applications demanding precision and speed, for example, ADC drivers.
3. Test and Measurement Equipment: Suitable for oscilloscopes and other precision instruments.
4. Video Processing: Can be applied in video signal processing equipment due to its high bandwidth and low distortion.
5. Medical Imaging: Used in imaging systems that require fast and accurate signal amplification.
6. Industrial Automation: Suitable for control systems and sensors that require reliable and swift signal amplification.
These applications leverage the amplifier's high speed, wide bandwidth, and rail-to-rail capability.

Package

The LMH6643MMX is typically offered in a surface-mount SOIC (Small Outline Integrated Circuit) package. This package type is compact and suitable for high-density circuit designs, making it ideal for applications requiring a small footprint and efficient heat dissipation.

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