OPA1644 - JFET-Input Audio Operational Amplifier

Product Overview

Texas Instruments

Datasheet Details

Part number	OPA1644
Manufacturer	Texas Instruments
File Size	1.40 MB
Description	JFET-Input Audio Operational Amplifier
Datasheet	OPA1644 Datasheet
Note	This datasheet PDF includes multiple part numbers: OPA1644, OPA1641. Please refer to the document for exact specifications by model.
Additional preview pages of the OPA1644 datasheet.

Product details

Description

The OPA1641 (single), OPA1642 (dual), and OPA1644 (quad) series are JFET-input, ultralow distortion, low-noise operational amplifiers fully specified for audio applications.

Features

1 Superior Sound Quality.
True JFET Input Operational Amplifier With Low Input Bias Current.
Low Noise: 5.1 nV/√Hz at 1 kHz.
Ultralow Distortion: 0.00005% at 1 kHz.
High Slew Rate: 20 V/μs.
Unity Gain Stable.
No Phase Reversal.
Low Quiescent Current: 1.8 mA per Channel.
Rail-to-rail Output.
Wide Supply Range: ±2.25 V to ±18 V.
Single, Dual, and Quad Versions Available 2.

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Other Datasheets by Texas Instruments

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Published: Jan 8, 2025 |