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OPA991IDCKR

Operational Amplifiers OPA991IDCKR

Manufacturer:

Texas Instruments
Mfr.Part #:

OPA991IDCKR
Datasheet:

OPA991IDCKR Datasheet (PDF)
Number of channels:

1
Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V):

40
Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V):

2.7
Rail-to-rail:

In, Out
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OPA991IDCKR General Description

The OPA991IDCKR is a high-speed operational amplifier manufactured by Texas Instruments. It is a voltage feedback amplifier with a unity-gain bandwidth of 400 MHz and a slew rate of 2200 V/µs. The OPA991IDCKR has a wide supply voltage range from 4.5 V to 24 V and can operate over a temperature range of -40°C to 125°C.This operational amplifier is designed for a variety of high-speed applications including signal conditioning, data acquisition, and communication systems. It offers low distortion and noise, making it suitable for precision measurement applications. The OPA991IDCKR is available in a small 8-pin SC70 package, making it ideal for space-constrained designs.

Key Features

OPA991IDCKR is a high-speed operational amplifier with a unity gain bandwidth of 325MHz

This amplifier has a slew rate of 180V/μs and low input noise density of 5nV/√Hz

It operates over a wide temperature range of -40°C to 125°C

The OPA991IDCKR is available in a small, space-saving SC70 package

Application

The OPA991IDCKR, a high speed operational amplifier, is commonly used in various applications such as instrumentation, test equipment, data acquisition, and communication systems

Its high bandwidth, low noise, and high slew rate make it ideal for precision signal processing and amplification in these areas

Specifications

Number of channels	1	Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V)	40
Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V)	2.7	Rail-to-rail	In, Out
GBW (typ) (MHz)	4.5	Slew rate (typ) (V/µs)	21
Vos (offset voltage at 25°C) (max) (mV)	0.75	Iq per channel (typ) (mA)	0.56
Vn at 1 kHz (typ) (nV√Hz)	10.8	Rating	Catalog
Operating temperature range (°C)	-40 to 125	Offset drift (typ) (µV/°C)	0.3
Features	EMI Hardened, High Cload Drive, MUX Friendly, Shutdown, Small Size	CMRR (typ) (dB)	130
Iout (typ) (A)	0.075	Architecture	CMOS
Input common mode headroom (to negative supply) (typ) (V)	-0.1	Input common mode headroom (to positive supply) (typ) (V)	0.1
Output swing headroom (to negative supply) (typ) (V)	0.025	Output swing headroom (to positive supply) (typ) (V)	-0.025