| Part Number | LM48557TL/NOPB | LM4855ITL/NOPB |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Category | Linear - Amplifiers - Audio | Linear - Amplifiers - Audio |
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| Product Status | Active | Obsolete |
| Type | Class AB | Class AB |
| Output Type | 1-Channel (Mono) | 1-Channel (Mono) with Stereo Headphones |
| Max Output Power x Channels @ Load | - | 1.5W x 1 @ 4Ohms; 115mW x 2 @ 32Ohms |
| Voltage - Supply | 2.7V ~ 4.5V | 2.6V ~ 5V |
| Features | Depop, Differential Inputs, I²C, Mute, Shutdown, Volume Control | Depop, Mute, Shutdown, SPI, Thermal Protection, Volume Control |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supplier Device Package | 16-DSBGA | 18-DSBGA |
| Package / Case | 16-WFBGA, DSBGA | 18-WFBGA |