• OPA189IDR SOIC-8
OPA189IDR SOIC-8

OPA189IDR

Precision Amplifiers Single, 14-MHz, mux-friendly, low-noise, zero-drift, RRO, CMOS precision operational amplifier 8-SOIC -40 to 125

Quantity Unit Price(USD) Ext. Price
1 $1.424 $1.42
10 $1.222 $12.22
30 $1.097 $32.91
100 $0.967 $96.70
500 $0.909 $454.50
1000 $0.884 $884.00

Inventory:9,719

*The price is for reference only.
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  • Part Number : OPA189IDR

  • Package/Case : SOIC-8

  • Brands : TI

  • Components Categories : Precision op amps (Vos<1mV)

  • Datesheet : OPA189IDR DataSheet (PDF)

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Overview of OPA189IDR

The OPA189IDR is a precision operational amplifier (op-amp) IC known for its high performance, low noise, and low offset voltage. This IC is designed for precision analog applications where accuracy and stability are critical.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • V-: Inverting Input
  • V+: Non-Inverting Input
  • VCC+: Positive Power Supply
  • VCC-: Negative Power Supply
  • OUT: Output
  • NC: No Connection

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the OPA189IDR IC for a visual representation.

Key Features

  • Precision Performance: The OPA189IDR offers high precision with low offset voltage and low noise, making it ideal for precision signal processing.
  • Wide Supply Voltage Range: Operates with a wide supply voltage range for flexibility in various applications.
  • Low Quiescent Current: Features low quiescent current consumption for power efficiency.
  • Rail-to-Rail Output: Provides rail-to-rail output swing, enabling full use of the supply voltage range.
  • Unity-Gain Stable: Ensures stability even at unity gain configuration.
  • Small Package: Available in a compact package for space-constrained designs.

Note: For detailed technical specifications, please refer to the OPA189IDR datasheet.

Application

  • Precision Signal Conditioning: Suitable for precision amplification and filtering in instrumentation and sensor interfaces.
  • Data Acquisition Systems: Ideal for use in data acquisition systems requiring accurate signal processing.
  • Audio Processing: Used in audio applications for high-fidelity signal amplification and filtering.

Functionality

The OPA189IDR is a precision op-amp designed to provide accurate and stable amplification of analog signals in various applications, ensuring high-quality signal processing.

Usage Guide

  • Power Supply: Connect VCC+ and VCC- (Pins 3 and 4) to the positive and negative power supplies, respectively.
  • Input Connections: Connect the input signals to V+ (Pin 2) and V- (Pin 1) for non-inverting and inverting inputs.
  • Output Handling: The output signal is available at the OUT pin (Pin 5) for further processing.

Frequently Asked Questions

Q: Is the OPA189IDR suitable for high-precision applications?
A: Yes, the OPA189IDR is designed for precision analog applications requiring high accuracy and stability.

Q: What is the typical quiescent current of the OPA189IDR?
A: The OPA189IDR features a low quiescent current, typically in the range of microamps, for power efficiency.

Equivalent

For similar functionalities, consider these alternatives to the OPA189IDR:

  • OPA2189: A precision op-amp offering similar high-performance characteristics with slight variations in specifications.
  • OPA2192: Another precision op-amp known for its low noise and high precision, suitable for precision signal processing applications.

OPA189IDR

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Number of channels 1 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 36
Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 4.5 Vos (offset voltage at 25°C) (max) (mV) 0.003
GBW (typ) (MHz) 14 Features EMI Hardened, High Cload Drive, MUX Friendly, Zero Drift
Slew rate (typ) (V/µs) 20 Rail-to-rail In to V-, Out
Offset drift (typ) (µV/°C) 0.005 Iq per channel (typ) (mA) 1.3
Vn at 1 kHz (typ) (nV√Hz) 5.2 CMRR (typ) (dB) 168
Rating Catalog Operating temperature range (°C) -40 to 125
Input bias current (max) (pA) 300 Iout (typ) (A) 0.065
Architecture CMOS Input common mode headroom (to negative supply) (typ) (V) -0.1
Input common mode headroom (to positive supply) (typ) (V) -2.5 Output swing headroom (to negative supply) (typ) (V) 0.02
Output swing headroom (to positive supply) (typ) (V) -0.02 THD + N at 1 kHz (typ) (%) 0.00006

Warranty & Returns

Warranty, Returns, and Additional Information

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    Returns for refund: within 90 days

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