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12.6V, Low-noise, single-ended-to-differential, high input impedance amplifier

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12.6V, Low-noise, single-ended-to-differential, high input impedance amplifier

OPA862

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Product details

Parameters

Architecture Differential Amplifier Number of channels (#) 1 Total supply voltage (Min) (+5V=5, +/-5V=10) 3 Total supply voltage (Max) (+5V=5, +/-5V=10) 12.6 GBW (Typ) (MHz) 400 BW @ Acl (MHz) 44 Acl, min spec gain (V/V) 2 Slew rate (Typ) (V/us) 140 Vn at flatband (Typ) (nV/rtHz) 2.3 Vn at 1 kHz (Typ) (nV/rtHz) 2.3 Iq per channel (Typ) (mA) 3.1 Vos (offset voltage @ 25 C) (Max) (mV) 0.325 Rail-to-rail Out Features Shutdown Rating Catalog Operating temperature range (C) -40 to 125 CMRR (Typ) (dB) 120 Input bias current (Max) (pA) 3100000 Offset drift (Typ) (uV/C) 0.5 Output current (Typ) (mA) 60 2nd harmonic (dBc) -122 3rd harmonic (dBc) -140 @ MHz 0.05 open-in-new Find other High-speed op amps (GBW>=50MHz)

Package | Pins | Size

SOIC (D) 8 19 mm² 4.9 x 3.9 WSON (DTK) 8 9 mm² 3 x 3 open-in-new Find other High-speed op amps (GBW>=50MHz)
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Technical documentation

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Type Title Date
* Datasheet OPA862 High Input Impedance, Single-Ended to Differential ADC Driver datasheet (Rev. C) Aug. 19, 2020
User guides OPA862D Evaluation Module Aug. 05, 2019
Technical articles How to reduce distortion in high-voltage, high-frequency signal generation for AWGs Oct. 30, 2018
Technical articles What are the advantages of using JFET-input amplifiers in high-speed applications? Jun. 18, 2018
Technical articles Unique active mux capability combines buffer and switch into one solution Oct. 10, 2017
Technical articles How to minimize filter loss when you drive an ADC Oct. 20, 2016
Application notes Noise Analysis for High Speed Op Amps (Rev. A) Jan. 17, 2005

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Hardware development

EVALUATION BOARDS Download
document-generic User guide
99
Description
The OPA862DEVM is an evaluation module for the single OPA862 amplifier in the D package. This evaluation module is designed to quickly and easily demonstrate the functionality and versatility of the amplifier. The EVM is ready to connect to power, signal sources, and test instruments through the use (...)
Features
  • Single-ended high impedance input with differential output
  • Configurable gain resistors with optional additional feedback connection
  • Output transformer included to interface with single-ended test equipment
  • Fully configurable power-down and reference voltage inputs
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Design tools & simulation

SIMULATION MODELS Download
SBOMAZ9C.TSC (34 KB) - TINA-TI Spice Model
SIMULATION MODELS Download
SBOMB77.ZIP (25 KB) - PSpice Model
SIMULATION TOOLS Download
PSpice® for TI design and simulation tool
PSPICE-FOR-TI — PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
Features
  • Leverages Cadence PSpice Technology
  • Preinstalled library with a suite of digital models to enable worst-case timing analysis
  • Dynamic updates ensure you have access to most current device models
  • Optimized for simulation speed without loss of accuracy
  • Supports simultaneous analysis of multiple products
  • (...)
View details
SIMULATION TOOLS Download
SPICE-based analog simulation program
TINA-TI — TINA-TI provides all the conventional DC, transient and frequency domain analysis of SPICE and much more. TINA has extensive post-processing capability that allows you to format results the way you want them. Virtual instruments allow you to select input waveforms and probe circuit nodes voltages (...)
document-generic User guide
CALCULATION TOOLS Download
Analog engineer's calculator
ANALOG-ENGINEER-CALC — The Analog Engineer’s Calculator is designed to speed up many of the repetitive calculations that analog circuit design engineers use on a regular basis. This PC-based tool provides a graphical interface with a list of various common calculations ranging from setting op-amp gain with feedback (...)
Features
  • Expedites circuit design with analog-to-digital converters (ADCs) and digital-to-analog converters (DACs)
    • Noise calculations
    • Common unit translation
  • Solves common amplifier circuit design problems
    • Gain selections using standard resistors
    • Filter configurations
    • Total noise for common amplifier configurations
  • (...)
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CALCULATION TOOLS Download
Voltage Divider Determines A Set of Resistors for a Voltage Divider
VOLT-DIVIDER-CALC — VOLT-DIVIDER-CALC quickly determines a set of resistors for a voltage divider. This KnowledgeBase Javascript utility can be used to find a set of resistors for a voltage divider to achieve the desired output voltage. This calculator can also be used to design non-inverting attentuation circuits.

(...)

CAD/CAE symbols

Package Pins Download
SOIC (D) 8 View options
WSON (DTK) 8 View options

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