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| Part Number | LM4857ITL/NOPB |
| Description | IC AUDIO SUBSYSTEM W/3D 30USMD |
| Manufacturer | Texas Instruments |
| Series | Boomer® |
| Part Status | Obsolete |
| Type | Class AB |
| Output Type | 2-Channel (Stereo) with Mono and Stereo Headphones |
| Max Output Power x Channels @ Load | 1.6W x 2 @ 4 Ohm; 75mW x 2 @ 32 Ohm |
| Voltage - Supply | 2.7V ~ 5.5V |
| Features | 3D, Depop, I²C, Mute, Shutdown, Thermal Protection, Volume Control |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Supplier Device Package | 30-uSMD |
| Package / Case | 30-WFBGA |