Texas Instruments
LM49450SQ/NOPB
LM49450SQ/NOPB
Regular price
$1.38 USD
Regular price
Sale price
$1.38 USD
Unit price
per
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LM49450SQ/NOPB Texas Instruments - Yeehing Electronics
2.5-W, stereo, digital input Class-D amp with 36-mW headphone amp & 3D enhancement
Pricing (USD)
| Quantity | Unit Price |
| 1 — 99 | 3.632 |
| 100 — 249 | 2.961 |
| 250 — 999 | 2.327 |
| 1,000 + | 1.38 |
The above prices are for reference only.
Specifications
| Manufacturer | Texas Instruments |
| Product Category | Audio Amplifiers |
| RoHS | Y |
| Series | LM49450 |
| Product | Audio Amplifiers |
| Class | Class-D |
| Output Power | 2.5 W |
| Mounting Style | SMD/SMT |
| Type | 2-Channel Stereo with Headphone |
| Package / Case | WQFN-32 |
| Audio - Load Impedance | 32 Ohms |
| THD plus Noise | 0.04 % |
| Supply Voltage - Max | 5.5 V |
| Supply Voltage - Min | 1.8 V |
| Minimum Operating Temperature | - 40 C |
| Maximum Operating Temperature | + 85 C |
| Packaging | Reel |
| Description/Function | Headphone/Speaker |
| Height | 0.8 mm |
| Input Type | Single |
| Length | 5 mm |
| Output Type | 2-Channel Stereo |
| Supply Type | Hex |
| Width | 5 mm |
| Brand | Texas Instruments |
| Number of Channels | 2 Channel |
| Supply Current - Max | 18 mA |
| Dual Supply Voltage | 3 V, 5 V |
| Maximum Dual Supply Voltage | 2.7 V, 4.5 V, 5.5 V |
| Minimum Dual Supply Voltage | 1.8 V, 2.7 V |
| Operating Supply Current | 14 mA |
| Operating Supply Voltage | 1.8 V to 5.5 V |
| Output Signal Type | Differential, Single |
| Product Type | Audio Amplifiers |
| PSRR - Power Supply Rejection Ratio | 70 dB |
| SNR - Signal to Noise Ratio | 102 dB |
| Factory Pack Quantity | 1000 |
| Subcategory | Audio ICs |
| Unit Weight | 0.001933 oz |
For more information, please refer to datasheet
Documents
| LM49450SQ/NOPB Datasheet |
More Information
The LM49450 is a fully integrated audio subsystem designed for portable media player applications. The LM49450 combines a 24-bit I2S digital-to-analog converter (DAC), 2.5W/channel stereo Class D speaker drivers, 36mW stereo ground referenced headphone drivers, volume control, and TI’s unique 3D sound enhancement into a single device.
