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LT1885IS

Name: LT1885IS
Rating: 4.7 (12 reviews)

IC OPAMP GP 4 CIRCUIT 14SO

Производитель
Мфр. Часть #LT1885IS
Пакет SOP14
Лист данных LT1885IS DataSheet
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Спецификации

Package	Tube
Series	LT®
ProductStatus	Active
AmplifierType	General Purpose
NumberofCircuits	4
OutputType	Rail-to-Rail
SlewRate	1V/µs
GainBandwidthProduct	2.2 MHz
Current-InputBias	150 pA
Voltage-InputOffset	30 µV
Current-Supply	850µA (x4 Channels)
Current-Output/Channel	50 mA
Voltage-SupplySpan(Min)	2.7 V
Voltage-SupplySpan(Max)	36 V
OperatingTemperature	-40°C ~ 85°C
MountingType	Surface Mount
Package/Case	14-SOIC (0.154, 3.90mm Width)

Обзор

Description

The LT1885IS is a high-performance precision operational amplifier designed by Analog Devices. It features a low input offset voltage and low bias current, making it suitable for applications requiring high accuracy and stability. The op-amp operates over a wide supply voltage range, typically from ±2.5V to ±15V, and boasts a high output drive capability, allowing it to source or sink significant current.
Key specifications include a low noise performance, high slew rate, and bandwidth, which make it ideal for applications in instrumentation, data acquisition, and signal processing. The LT1885IS is packaged in a small form factor, enhancing design flexibility for compact electronic systems.
Its high open-loop gain and low distortion characteristics are beneficial for audio and communication applications as well. Overall, the LT1885IS is a versatile operational amplifier suitable for a variety of precision analog applications.

Features

The LT1885IS is a precision, low-noise operational amplifier known for its high performance and versatility. Key features include:
1. Low Noise: It has a low input voltage noise density of 1.5 nV/√Hz, making it suitable for precision applications.
2. Wide Bandwidth: The amplifier offers a gain bandwidth product of 1.5 MHz, allowing for effective signal amplification across a range of frequencies.
3. High Slew Rate: With a slew rate of 1.5 V/µs, it can quickly respond to rapid changes in input signals.
4. Low Offset Voltage: The typical input offset voltage is just 75 µV, ensuring accurate signal processing.
5. Single-Supply Operation: It can operate from a single supply voltage, enhancing design flexibility.
6. Rail-to-Rail Output: The output can swing close to both supply rails, maximizing output range.
7. Temperature Range: It supports a wide operating temperature range from -40°C to +85°C.
These features make the LT1885IS ideal for applications in precision instrumentation, data acquisition, and audio processing.

Package

The LT1885IS is packaged in an 8-lead SOIC (Small Outline Integrated Circuit) configuration.

Pinout

The LT1885IS is a precision operational amplifier from Analog Devices with a total of 8 pins. The pin configuration is as follows:
1. Offset Null: Used for offset voltage adjustments (optional).
2. Inverting Input (−): The input for the negative signal.
3. Non-Inverting Input (+): The input for the positive signal.
4. Output: The amplifier output.
5. Negative Supply (V−): Connects to the negative power supply.
6. Positive Supply (V+): Connects to the positive power supply.
7. Compensation: Used for frequency compensation (typically connected to ground).
8. NC (No Connect): Not internally connected; can be left unconnected.
The LT1885IS is designed for high precision applications, offering low offset voltage, low noise, and high speed, making it suitable for various analog signal processing tasks.

Manufacturer

The LT1885IS is manufactured by Analog Devices, Inc. (ADI). Analog Devices is a global leader in the design and manufacturing of high-performance analog, mixed-signal, and digital signal processing integrated circuits. Founded in 1965, the company specializes in semiconductor solutions for various applications, including communications, automotive, industrial, and consumer electronics. ADI is known for its innovation in signal processing and is widely recognized for its commitment to quality and reliability within the electronics industry.

Application

The LT1885IS is a precision, low-power operational amplifier used in various applications, including medical instrumentation, automated test equipment, data acquisition systems, and industrial process controls. Its features make it suitable for signal conditioning, active filtering, and analog signal processing in battery-operated devices, sensor interfaces, and high-accuracy measurement systems.

Equivalent

The LT1885IS is a precision, low-noise operational amplifier. Equivalent products include the OPA2134 from Texas Instruments, the AD8620 from Analog Devices, and the MCP602 from Microchip. These alternatives offer similar performance characteristics, such as low offset voltage, low noise, and rail-to-rail output. Always check specific datasheets for detailed specifications and compatibility.

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