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See Technical Specifications

LM1972MX/NOPB +BOM

Sleek Attenuate Sound, Mute and Repeat

Manufacturer:

Texas Instruments, Inc
Mfr.Part #:

LM1972MX/NOPB
Datasheet:

LM1972MX/NOPB Datasheet (PDF)
Number Of Channels:

2
Power Supply (V):

4.5 to 15
Gain & Attenuation (dB):

0dB to -78dB with 0.5dB steps
THD + N At 1 KHz (%):

0.0008
EDA/CAD Models:

Request Free CAD Models for LM1972MX/NOPB

LM1972MX/NOPB General Description

Elevate your audio experience with the LM1972MX/NOPB, a digitally controlled 2-channel audio attenuator that offers unparalleled precision and performance. With attenuation steps as small as 0.5dB and a customizable logarithmic curve, this attenuator allows for precise control over audio levels, while the mute function delivers up to 104dB attenuation. Its 3-wire serial digital interface is compatible with TTL and CMOS, making integration a breeze, and the pop-free transitions between attenuation settings ensure seamless operation

Key Features

Data Acquisition Interface
Pulse Width Modulation
High-Speed Digital Processing

Specifications

Number of channels	2	Power supply (V)	4.5 to 15
Gain & attenuation (dB)	0dB to -78dB with 0.5dB steps	THD + N at 1 kHz (%)	0.0008
Interchannel crosstalk at 1 kHz (dBFS)	-110	Dynamic range (dB)	115
Operating temperature range (°C)	0 to 70	Features	2 Channels, Digitally controlled audio attenuator
feature-category	Audio Attenuator	feature-packaging	Tape and Reel
feature-pin-count	20	feature-cecc-qualified	No
feature-esd-protection		feature-military	No
feature-aec-qualified	No	feature-auto-motive	No
feature-p-pap	No	feature-eccn-code	EAR99
feature-svhc	Yes	feature-svhc-exceeds-threshold	No