OPA862IDTKR

Instrumentation, Op Amps, Buffer Amps Overview

The OPA862IDTKR is a high-speed, single-ended to differential analog-to-digital converter (ADC) driver manufactured by Texas Instruments. It features a wide supply range of 3 V to 12.6 V and operates over an extended temperature range from -40°C to +125°C. The device provides a gain-bandwidth product of 400 MHz and a slew rate of 140 V/µs. It delivers a typical linear output current of 60 mA with low input-referred voltage noise of 2.3 nV/√Hz. The component utilizes a WSON-8 package.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• High input impedance for direct sensor interfacing
• Low power consumption with dedicated disable mode
• Exceptional linearity and fast settling performance

Instrumentation, Op Amps, Buffer Amps Applications

• 16-bit and 18-bit ADC Drivers
• Memory and LCD Testers
• Data Acquisition (DAQ)
• Test and Measurement
• Transimpedance Amplifiers (TIA)

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific ordering suffix IDTKR corresponds to the WSON-8 package configuration. Confirm that the thermal pad on the bottom of the package is properly connected to a power or ground plane during assembly, as floating this pad violates datasheet guidelines. Ensure the design supports the required supply voltage range and operating temperature specifications.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when a high-input impedance interface is required for sensors driving high-resolution ADCs. The device is suitable for applications demanding low noise and high linearity in a compact form factor. Consider the available disable mode for power management requirements in battery-operated systems.

Instrumentation, Op Amps, Buffer Amps Part Context

This part belongs to the OPA862 family of high-speed amplifiers designed specifically for driving analog-to-digital converters. It integrates a fully differential amplifier stage with a high-impedance input buffer. The family is characterized for industrial temperature ranges and offers various package options including SOIC and WSON.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

OPA862IDT

Instrumentation, Op Amps, Buffer Amps FAQ

How does the OPA862 handle power-down states?

The device includes a disable pin that reduces quiescent current to approximately 12 µA when activated.

What is the maximum differential output offset voltage?

The maximum differential output offset voltage is specified at ±700 µV.