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See Technical Specifications

LM1972M

Enhance your audio experience with the LM1972M, a versatile attenuator offering 78dB of control."

Manufacturer:

Texas Instruments
Mfr.Part #:

LM1972M
Datasheet:

LM1972M Datasheet (PDF)
Maximum Frequency:

3 MHz
Number of Channels:

2 Channel
Attenuator Step Size:

0.5 dB
Technology:

Si
EDA/CAD Models:

Request Free CAD Models for LM1972M

Email: [email protected]

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Tel: +852 95804164

LM1972M General Description

The LM1972M is a dual 20V, 400mA operational amplifier with precision voltage reference. It is designed for general-purpose applications in industrial, automotive, and consumer electronics. The device offers low input offset voltage, low input bias current, and high voltage gain, making it suitable for precision applications.The LM1972M features a wide supply voltage range of ±2.5V to ±20V and can operate over a temperature range of -40°C to 125°C. The device is housed in an 8-pin SOIC package, making it easy to integrate into existing designs. It has a high output current capability of 400mA, allowing it to drive a wide range of loads.The operational amplifier in the LM1972M has a gain bandwidth product of 1MHz and a slew rate of 0.6V/μs, ensuring fast and accurate response times. The device also includes a precision voltage reference with a typical accuracy of ±1%, enabling accurate voltage regulation.

Key Features

Single 100 dB ±2 dB Logarithmic Stereo Volume Control
Wide Supply Voltage Range: 5V to 18V
Low Power Consumption: 2.5 mW Typically
TTL/CMOS Logic Compatible
Zero Crossing Detection
Smooth Linear and Log Taper Volume Control Curve

Application

Professional audio equipment
Home entertainment systems
Automotive audio systems
Public address systems
Recording studios
Live sound reinforcement

Specifications

Product Category	Attenuators	Maximum Frequency	3 MHz
Number of Channels	2 Channel	Attenuator Step Size	0.5 dB
Technology	Si	Minimum Operating Temperature	0 C
Maximum Operating Temperature	+ 70 C	Attenuation	78 dB
Minimum Frequency	2 MHz	Moisture Sensitive	Yes
Mounting Style	SMD/SMT	Operating Supply Voltage	4.5 V to 12 V
Product Type	Attenuators	Series	LM1972
Factory Pack Quantity	36	Subcategory	Wireless & RF Integrated Circuits
Type	Audio Attenuator	Unit Weight	0.028254 oz