CA3140AMZ

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CA3140AMZ

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  • メーカー品番 #CA3140AMZ

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仕様

属性
Package Tube
ProductStatus Active
AmplifierType General Purpose
NumberofCircuits 1
SlewRate 9V/µs
GainBandwidthProduct 4.5 MHz
Current-InputBias 10 pA
Voltage-InputOffset 2 mV
Current-Supply 4mA
Current-Output/Channel 40 mA
Voltage-SupplySpan(Min) 4 V
Voltage-SupplySpan(Max) 36 V
OperatingTemperature -55°C ~ 125°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

概要

Description

The CA3140AMZ is a high-performance operational amplifier that combines the advantages of both bipolar and MOS (Metal-Oxide-Semiconductor) transistors. It features a high-speed, high input impedance, and low input current, making it suitable for a wide range of applications. The device operates with a BiMOS process, which allows it to achieve high slew rates and wide bandwidths, improving signal processing capabilities.
The CA3140AMZ offers high input impedance due to its MOSFET input stage, while its bipolar output stage provides high-speed operation. This combination is ideal for precision amplification and integration into various analog signal processing systems. It operates over a wide range of supply voltages, enhancing its versatility in different circuit designs.
The amplifier is commonly used in applications such as medical instrumentation, industrial controls, and automotive systems, where reliable and precise analog performance is required. Its robust construction and flexibility make it a popular choice for engineers looking to design circuits with both high performance and reliability.

Equivalent

The CA3140AMZ is an operational amplifier combining the advantages of both CMOS and bipolar transistors. Equivalent or similar substitute products include the TL081, LM741, LT1056, and OPA604. When choosing an equivalent, ensure that the key specifications such as input offset voltage, slew rate, bandwidth, and supply voltage match your application's requirements. Always consult the datasheets for detailed comparisons.

Features

The CA3140AMZ is a high-performance operational amplifier that combines the advantages of both bipolar and MOSFET transistors. Key features include:
1. Input Characteristics: High input impedance and low input current due to MOSFET input stages, making it ideal for interfacing with high-impedance sources.
2. Output Capabilities: Bipolar transistor output stages allow for high-speed performance and drive capabilities, suitable for a wide range of loads.
3. Operating Voltage: Wide supply voltage range, enhancing versatility for various applications.
4. High Slew Rate: The CA3140AMZ offers a high slew rate, which is beneficial for fast and large signal processing.
5. Low Power Consumption: Designed for efficiency, reducing power requirements in battery-operated devices.
6. Rail-to-Rail Output: Provides near-rail-to-rail output voltage swings, maximizing the dynamic range.
7. Stability: Excellent stability across different temperature and supply voltage conditions.
These features make the CA3140AMZ suitable for applications in audio processing, sensor interfacing, and precision analog computations. Its robustness and versatility make it a popular choice in both consumer electronics and industrial applications.

Pinout

The CA3140AMZ is an operational amplifier with a pin count of 8. It combines the advantages of both bipolar and CMOS transistors, featuring high input impedance and fast response. Here is a brief summary of the pin functions:
1. Pin 1 (Offset Null): Used to nullify the offset voltage.
2. Pin 2 (Inverting Input): Receives the input signal that is inverted at the output.
3. Pin 3 (Non-Inverting Input): Receives the input signal that is not inverted.
4. Pin 4 (V-): Negative power supply voltage.
5. Pin 5 (Offset Null): Used in conjunction with Pin 1 for offset voltage adjustment.
6. Pin 6 (Output): Outputs the amplified signal.
7. Pin 7 (V+): Positive power supply voltage.
8. Pin 8 (Strobe): Allows the output to be disabled or "strobed" to a low state.
The CA3140AMZ is used in applications requiring high-speed, low-power, and high-input impedance, such as in integrators, sample-and-hold circuits, and other precision instruments.

Manufacturer

The CA3140AMZ is a product manufactured by Renesas Electronics Corporation. Renesas is a Japanese semiconductor company that specializes in the design, development, and manufacturing of a wide range of semiconductor products, including microcontrollers, system-on-chip (SoC) solutions, and analog and power devices. The company serves various industries, such as automotive, industrial, home electronics, and information communication technology, providing components that are integral to embedded processing, analog, power, and connectivity applications. Renesas is known for its focus on innovation and delivering integrated solutions to enhance the efficiency and performance of electronic systems.

Application

The CA3140AMZ is a high-performance operational amplifier that combines the features of both MOSFET and bipolar transistors. It is commonly used in applications requiring low input current and high input impedance, such as precision instrumentation amplifiers, integrators, and sample-and-hold circuits. Additionally, it's suitable for use in biomedical instruments, photodetector amplifiers, and high-impedance sensors due to its high-speed performance and wide bandwidth. The CA3140AMZ also finds applications in audio equipment, waveform generators, and active filters. Its ability to operate at a wide range of supply voltages further enhances its versatility in different electronic circuits and systems.

Package

The CA3140AMZ is an operational amplifier that comes in a metal can package, specifically the TO-99 package type. This package type is known for its durability and reliability in various electronic applications.

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