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| Part Number | LM48557TL/NOPB | LM48557TLX/NOPB | LM4855ITL/NOPB | LM48555TL/NOPB |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | National Semiconductor |
| Product Status | Active | Active | Obsolete | Active |
| Type | Class AB | Class AB | Class AB | Class AB |
| Output Type | 1-Channel (Mono) | 1-Channel (Mono) | 1-Channel (Mono) with Stereo Headphones | 1-Channel (Mono) |
| Max Output Power x Channels @ Load | - | - | 1.5W x 1 @ 4Ohms; 115mW x 2 @ 32Ohms | - |
| Voltage - Supply | 2.7V ~ 4.5V | 2.7V ~ 4.5V | 2.6V ~ 5V | 2.7V ~ 9V |
| Features | Depop, Differential Inputs, I²C, Mute, Shutdown, Volume Control | Depop, Differential Inputs, I²C, Mute, Shutdown, Volume Control | Depop, Mute, Shutdown, SPI, Thermal Protection, Volume Control | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supplier Device Package | 16-DSBGA | 16-DSBGA | 18-DSBGA | 12-DSBGA (2x2.5) |
| Package / Case | 16-WFBGA, DSBGA | 16-WFBGA, DSBGA | 18-WFBGA | 12-WFBGA, DSBGA |
