| Part Number | LM4921ITL/NOPB | LM4931ITL/NOPB |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Category | Linear - Amplifiers - Audio | Linear - Amplifiers - Audio |
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| Product Status | Active | Active |
| Type | Class AB | Class D |
| Output Type | Headphones, 2-Channel (Stereo) | 1-Channel (Mono) with Stereo Headphones |
| Max Output Power x Channels @ Load | 50mW x 2 @ 32Ohm | 1.1W x 1 @ 8Ohm; 26mW x 2 @ 32Ohm |
| Voltage - Supply | 2.6V ~ 5.5V | 2.7V ~ 5V |
| Features | DAC, I²S, Mute, Shutdown, SPI, Standby, Thermal Protection, Volume Control | ADC, DAC, Depop, I²C, I²S, Microphone, Mute, PCM, Shutdown, SPI, Standby, Volume Control |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supplier Device Package | 20-DSBGA | 42-DSBGA |
| Package / Case | 20-WFBGA, DSBGA | 42-WFBGA, DSBGA |