OPA2691I-14D

OPA2691I-14D Specifications

Manufacturer: Texas Instruments
Part Number: OPA2691I-14D
Product Type: Dual Wideband Current-Feedback Operational Amplifier with Disable
Number of Channels: 2
Gain Bandwidth Product: 280 MHz at Gain = +1
Slew Rate: 2100 V/µs
Output Current: 190 mA
Supply Voltage Range: +5 V to +12 V (Single Supply), ±2.5 V to ±6 V (Dual Supply)
Input Voltage Noise Density: 1.7 nV/√Hz
Supply Current per Channel: 5.1 mA
Operating Temperature Range: -40°C to +85°C
Mounting Type: Surface Mount
Package / Case: 14-SOIC (0.154″, 3.90 mm Width)
RoHS Status: RoHS Compliant

Key Features

The OPA2691I-14D from Texas Instruments is a high-performance dual-channel current-feedback operational amplifier designed for applications requiring wide bandwidth and high slew rates. It offers a gain bandwidth product of 280 MHz at a gain of +1 and a slew rate of 2100 V/µs, enabling rapid signal processing. The amplifier can deliver an output current of up to 190 mA, suitable for driving low-impedance loads. It operates over a flexible supply voltage range, accommodating both single and dual supply configurations. With an input voltage noise density of 1.7 nV/√Hz, the OPA2691I-14D ensures low-noise performance.

Each channel consumes a supply current of 5.1 mA, balancing performance with power efficiency. The device includes a disable feature, reducing supply current to less than 150 µA per channel when activated, allowing for power savings in applications where channels are not in constant use. Packaged in a 14-SOIC surface-mount case, it facilitates easy integration into various circuit designs.

Applications

High-speed imaging channels.
Broadband video buffers.
Differential ADC drivers.
Active filters.
xDSL line driver/receiver.
Matched I/Q channel amplifier.
Portable instruments.
Wideband inverting summing.

Product Overview

Texas Instruments’ OPA2691I-14D is engineered to provide exceptional performance in high-speed and wideband applications. Its dual-channel configuration allows for versatile use in systems requiring multiple signal paths. The amplifier’s high slew rate and wide bandwidth make it ideal for applications such as broadband video buffering and high-speed imaging. Its ability to deliver substantial output current enables it to drive low-impedance loads effectively. The inclusion of a disable feature offers flexibility in power management, allowing channels to be powered down when not in use.

Operating over a broad temperature range and supporting various supply voltage configurations, the OPA2691I-14D is adaptable to diverse operating environments. Its low input voltage noise density ensures signal integrity in noise-sensitive applications. The surface-mount 14-SOIC package supports straightforward PCB layout and assembly, making it a practical choice for compact designs. Compliance with RoHS standards reflects Texas Instruments’ commitment to environmentally responsible manufacturing practices.

Contact Us

For additional information regarding our products, feel free to get in touch with us. You can call us at 770-870-1760 or email us at info@Cyndtek.com. We look forward to assisting you and ensuring your satisfaction with all of our Cyndtek products.