LMH6643MM

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LMH6643MM

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  • HerstellerTexas Instruments

  • Herstellerteil #LMH6643MM

  • Auf Lager6884

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Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT),Bulk
Series LMH®
ProductStatus Not For New Designs
AmplifierType Voltage Feedback
NumberofCircuits 2
OutputType Rail-to-Rail
SlewRate 135V/µs
-3dbBandwidth 130 MHz
Current-InputBias 1.6 µA
Voltage-InputOffset 1 mV
Current-Supply 2.7mA (x2 Channels)
Current-Output/Channel 75 mA
Voltage-SupplySpan(Min) 2.7 V
Voltage-SupplySpan(Max) 12.8 V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)

Übersicht

Description

The LMH6643MM is a high-speed operational amplifier produced by Texas Instruments. It is designed for applications that require both high performance and low power consumption. The device offers a wide bandwidth of 130 MHz and a high slew rate of 160 V/μs, making it suitable for tasks that demand fast signal processing, such as video distribution, ADC/DAC buffering, and active filtering. The LMH6643MM operates on a single or dual power supply ranging from 2.7V to 12V, providing flexibility for various electronic designs. It features rail-to-rail output capabilities, ensuring maximum output swing and signal fidelity across its entire supply voltage range.
The amplifier is housed in a small MSOP (Mini Small Outline Package) package, which aids in easy integration into compact circuit layouts. Its low input bias current and offset voltage contribute to its high accuracy and precision in signal amplification. With low total harmonic distortion and noise (THD+N), the LMH6643MM is ideal for audio and high-fidelity applications. Overall, it is a versatile and efficient solution for engineers looking to enhance performance in high-speed electronic systems.

Equivalent

The LMH6643MM is a high-speed operational amplifier. Equivalent products include:
1. AD8065 by Analog Devices
2. LT1818 by Analog Devices (formerly Linear Technology)
3. MAX4238 by Maxim Integrated
4. OPA827 by Texas Instruments
These alternatives are based on similar specifications such as bandwidth, slew rate, and input/output characteristics. Always verify with datasheets to ensure compatibility with your specific application.

Features

The LMH6643MM is a high-speed operational amplifier designed by Texas Instruments, notable for its performance in applications requiring low distortion, fast response, and wide bandwidth. Key features include:
1. Wide Bandwidth: It offers a unity-gain bandwidth of approximately 130 MHz, making it suitable for high-frequency applications.
2. Low Distortion: The op-amp boasts low total harmonic distortion, which is ideal for audio and signal processing applications.
3. Fast Slew Rate: With a slew rate of 110 V/µs, it ensures quick response times, making it suitable for high-speed signal amplification.
4. Low Noise: It has low input voltage noise density, enhancing its utility in sensitive, low-noise environments.
5. Rail-to-Rail Output: The op-amp supports rail-to-rail output swing, maximizing output range and dynamic performance.
6. Wide Supply Voltage Range: It operates over a supply voltage range of 2.7V to 12V, providing flexibility in various power environments.
7. Package: The MM suffix indicates it is available in a small-outline package, which is beneficial for space-constrained applications.
These features make the LMH6643MM a versatile choice for a wide range of signal amplification applications.

Pinout

The LMH6643MM is a high-speed, voltage-feedback operational amplifier. It typically comes in a Small Outline Package (SOP) with a pin count of 8. The main functions of the pins are as follows:
1. Non-Inverting Input (IN+): The positive input terminal for the operational amplifier.
2. Inverting Input (IN-): The negative input terminal for the operational amplifier.
3. Output (OUT): The output terminal where the amplified signal is delivered.
4. Negative Power Supply (V- or VEE): The negative power supply pin.
5. Positive Power Supply (V+ or VCC): The positive power supply pin.
6. Shutdown (SHDN): An optional pin used to put the amplifier into a low-power shutdown mode.
7. NC (No Connect): Some pins may be designated as NC, meaning they have no internal connection and can be used for routing purposes or left unconnected.
The specific pin configuration can vary based on the package type, so referring to the manufacturer's datasheet for the exact pin layout is recommended. The LMH6643 is designed for applications requiring high-speed performance and low distortion, such as video and communication systems.

Manufacturer

The LMH6643MM is manufactured by Texas Instruments Incorporated. Texas Instruments (TI) is a global semiconductor company that designs and manufactures a wide range of electronic components, including integrated circuits (ICs), for various applications. TI is known for its innovation and leadership in the semiconductor industry, providing solutions in markets such as industrial, automotive, personal electronics, communications equipment, and enterprise systems. The company's products include analog chips, embedded processors, and digital light processing (DLP) technology, among others. Texas Instruments is recognized for its strong engineering and development capabilities, which support its diverse product lineup.

Application

The LMH6643MM is a high-speed operational amplifier commonly used in applications requiring fast signal processing. Key application areas include high-frequency analog signal conditioning, buffering high-speed data acquisition systems, video and RF signal processing, and active filters. Its low distortion and high slew rate make it suitable for use in telecommunications, precision measurement instruments, and medical imaging devices. Additionally, it is often employed in portable and battery-powered devices due to its low power consumption.

Package

The LMH6643MM is an operational amplifier from Texas Instruments, housed in an 8-pin VSSOP (Very Thin Shrink Small Outline Package) package. This package type is compact, with a width of about 3mm and a length of 3.5mm, suitable for applications requiring space-efficient solutions.

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