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| Part Number | LM4946TMX/NOPB | LM4941TMX/NOPB | LM4946TM/NOPB |
|---|---|---|---|
| Manufacturer | National Semiconductor | Texas Instruments | National Semiconductor |
| Product Status | Active | Active | Active |
| Type | Class AB | Class AB | Class D |
| Output Type | 1-Channel (Mono) with Stereo Headphones | 1-Channel (Mono) | 1-Channel (Mono) with Stereo Headphones |
| Max Output Power x Channels @ Load | 1.3W x 1 @ 8Ohm | 1.54W x 1 @ 8Ohm | 1.3W x 1 @ 8Ohm; 85mW x 2 @ 32Ohm |
| Voltage - Supply | 2.7V ~ 5.5V | 2.4V ~ 5.5V | 2.7V ~ 5.5V |
| Features | - | Depop, Differential Inputs, Shutdown, Thermal Protection | 3D, Depop, I²C, Mute, Shutdown, SPI, Thermal Protection, Volume Control |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supplier Device Package | 25-BGA (2.01x2.01) | 9-DSBGA | 25-uSMD |
| Package / Case | 25-WFBGA | 9-WFBGA, DSBGA | 25-WFBGA |
