Datasheet Texas Instruments LM1972
| Manufacturer | Texas Instruments |
| Series | LM1972 |

Micro-Pot 2-Channel 78 dB Audio Attenuator with Mute
Datasheets
LM1972 Pot 2-Channel 78 dB Audio Attenuator with Mute datasheet
PDF, 1.3 Mb, Revision: D, File published: Mar 20, 2013
Extract from the document
Status
| LM1972M | LM1972M/NOPB | LM1972MX/NOPB | |
|---|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | No | No | Yes |
Packaging
| LM1972M | LM1972M/NOPB | LM1972MX/NOPB | |
|---|---|---|---|
| N | 1 | 2 | 3 |
| Pin | 20 | 20 | 20 |
| Package Type | DW | DW | DW |
| Industry STD Term | SOIC | SOIC | SOIC |
| JEDEC Code | R-PDSO-G | R-PDSO-G | R-PDSO-G |
| Package QTY | 36 | 36 | 1000 |
| Carrier | TUBE | TUBE | LARGE T&R |
| Device Marking | LM1972M | LM1972M | LM1972M |
| Width (mm) | 7.5 | 7.5 | 7.5 |
| Length (mm) | 12.8 | 12.8 | 12.8 |
| Thickness (mm) | 2.35 | 2.35 | 2.35 |
| Pitch (mm) | 1.27 | 1.27 | 1.27 |
| Max Height (mm) | 2.65 | 2.65 | 2.65 |
| Mechanical Data | Download | Download | Download |
Parametrics
| Parameters / Models | LM1972M![]() | LM1972M/NOPB![]() | LM1972MX/NOPB![]() |
|---|---|---|---|
| Dynamic Range, dB | 115 | 115 | 115 |
| Gain and Attenuation, dB | 0dB to -78dB with 0.5dB steps | 0dB to -78dB with 0.5dB steps | 0dB to -78dB with 0.5dB steps |
| Interchannel Crosstalk @ 1 kHz, dBFS | -110 | -110 | -110 |
| Number of Channels | 2 | 2 | 2 |
| Operating Temperature Range, C | 0 to 70 | 0 to 70 | 0 to 70 |
| Package Group | SOIC | SOIC | SOIC |
| Power Supply, V | 4.5 to 15 | 4.5 to 15 | 4.5 to 15 |
| THD + N @ 1 kHz, % | 0.0008 | 0.0008 | 0.0008 |
Eco Plan
| LM1972M | LM1972M/NOPB | LM1972MX/NOPB | |
|---|---|---|---|
| RoHS | See ti.com | Compliant | Compliant |
Model Line
Series: LM1972 (3)
Manufacturer's Classification
- Semiconductors> Audio> Volume Control