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OPA1678IDRGR

Name: OPA1678IDRGR
Rating: 4.7 (12 reviews)

IC AUDIO 2 CIRCUIT 8SON

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規格

Part Status	Active
Amplifier Type	Audio
Number of Circuits	2
Output Type	Rail-to-Rail
Slew Rate	9V/µs
Current - Input Bias	10 pA
Voltage - Input Offset	500 µV
Current - Supply	2mA (x2 Channels)
Current - Output / Channel	50 mA
Voltage - Supply Span (Min)	4.5 V
Voltage - Supply Span (Max)	36 V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	8-WFDFN Exposed Pad
Supplier Device Package	8-SON (3x3)
Base Product Number	OPA1678
Gain Bandwidth Product	16 MHz

概述

Description

The OPA1678IDRGR is a high-performance, precision operational amplifier designed for low-noise and low-distortion applications. It features a wide supply voltage range of ±2.5V to ±18V, making it suitable for various power supply configurations. The device is known for its high bandwidth and fast slew rate, with a typical gain bandwidth product of 10 MHz and a slew rate of 20 V/µs, allowing it to handle fast signal changes effectively.
The OPA1678 is optimized for low total harmonic distortion (THD) and low input offset voltage, making it ideal for audio applications, active filters, and instrumentation. It also incorporates a rail-to-rail output stage, providing maximum output swing close to the supply rails, which enhances its versatility in single-supply applications.
The package designation "IDRGR" indicates that it comes in a small, heat-efficient VSSOP-8 package, making it suitable for space-constrained designs. Overall, the OPA1678IDRGR is a reliable choice for high-precision analog signal processing.

Features

The OPA1678IDRGR is a high-performance operational amplifier from Texas Instruments. Key features include:
1. Wide Supply Range: Operates with dual supply voltages from ±2.5V to ±18V or single supply from 5V to 36V.
2. Low Noise: Ultra-low voltage noise density of 4.5 nV/√Hz, making it suitable for sensitive applications.
3. High Slew Rate: 27 V/µs, allowing for fast signal processing.
4. Rail-to-Rail Output: Provides maximum output swing close to the supply rails, enhancing the dynamic range.
5. Low Total Harmonic Distortion (THD): THD+N of 0.0001% at 1 kHz, ensuring high fidelity in audio applications.
6. High Gain Bandwidth: 8 MHz gain-bandwidth product supports a variety of applications.
7. Low Power Consumption: Quiescent current of 1.6 mA per channel, making it energy-efficient.
8. Temperature Range: Operates over a wide temperature range from -40°C to +125°C.
These features make the OPA1678IDRGR ideal for precision applications such as audio equipment, sensors, and medical devices.

Package

The OPA1678IDRGR is packaged in a TSSOP (Thin Shrink Small Outline Package) with a 14-pin configuration.

Pinout

The OPA1678IDRGR is a dual operational amplifier with a pin count of 8. It is designed for high-performance applications, offering low noise and low distortion characteristics. The pin configuration and their functions are as follows:
1. Offset Null - Used for offset voltage adjustment.
2. Inverting Input (A) - The inverting input of the first op-amp.
3. Non-Inverting Input (A) - The non-inverting input of the first op-amp.
4. Output (A) - The output of the first op-amp.
5. Non-Inverting Input (B) - The non-inverting input of the second op-amp.
6. Inverting Input (B) - The inverting input of the second op-amp.
7. Output (B) - The output of the second op-amp.
8. Power Supply (V-) - Negative power supply connection.
The OPA1678 is suitable for applications requiring precision amplification, such as in audio processing and sensor signal conditioning.

Manufacturer

The manufacturer of the OPA1678IDRGR is Texas Instruments (TI). Texas Instruments is a global semiconductor company known for designing and manufacturing analog and embedded processing chips. Established in 1930, TI is headquartered in Dallas, Texas, and serves a wide range of industries, including automotive, communications, consumer electronics, and industrial applications. The OPA1678 is a precision operational amplifier, widely used in high-performance applications due to its low noise and low distortion characteristics. Texas Instruments is recognized for its innovation in analog technology and its extensive portfolio of products for various electronic applications.

Application

The OPA1678IDRGR is a precision operational amplifier used in various applications, including audio signal processing, instrumentation, data acquisition systems, active filters, and medical devices. Its low noise and distortion characteristics make it suitable for high-fidelity audio and sensor signal conditioning. Additionally, it is employed in analog computing and feedback control systems where precision is critical.

Equivalent

Equivalent products to the OPA1678IDRGR operational amplifier include the OPA1611, OPA2134, and LM358. These alternatives may offer similar specifications in terms of bandwidth, slew rate, and low noise. Always verify specific parameters and application requirements before substitution.