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| Part Number | LM4863MT/NOPB | LM4866MT/NOPB | LM4873MT/NOPB | LM4863MTE/NOPB | LM4863MTX/NOPB | LM4863MX/NOPB | LM4867MT/NOPB | LM4868MT/NOPB | LM4863M/NOPB |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | National Semiconductor | National Semiconductor | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Type | Class AB | Class AB | Class AB | Class AB | Class AB | Class AB | Class AB | Class AB | Class AB |
| Output Type | 2-Channel (Stereo) with Stereo Headphones | 2-Channel (Stereo) | 2-Channel (Stereo) with Stereo Headphones | 2-Channel (Stereo) with Stereo Headphones | 2-Channel (Stereo) with Stereo Headphones | 2-Channel (Stereo) with Stereo Headphones | 2-Channel (Stereo) with Stereo Headphones | 2-Channel (Stereo) with Stereo Headphones | 2-Channel (Stereo) with Stereo Headphones |
| Max Output Power x Channels @ Load | 3.2W x 2 @ 3Ohm; 440mW x 2 @ 8Ohm | 3.2W x 2 @ 3Ohm | 3W x 2 @ 3Ohm; 440mW x 2 @ 8Ohm | 3.2W x 2 @ 3Ohm; 440mW x 2 @ 8Ohm | 3.2W x 2 @ 3Ohm; 440mW x 2 @ 8Ohm | 3.2W x 2 @ 3Ohm; 440mW x 2 @ 8Ohm | 3W x 2 @ 3Ohm; 208mW x 2 @ 16Ohm | 3W x 2 @ 3Ohm; 208mW x 2 @ 16Ohm | 3.2W x 2 @ 3Ohm; 440mW x 2 @ 8Ohm |
| Voltage - Supply | 2V ~ 5.5V | 2V ~ 5.5V | 2V ~ 5.5V | 2V ~ 5.5V | 2V ~ 5.5V | 2V ~ 5.5V | 2V ~ 5.5V | 2V ~ 5.5V | 2V ~ 5.5V |
| Features | Depop, Shutdown, Thermal Protection | Depop, Shutdown, Thermal Protection | Depop, Input Multiplexer, Shutdown, Thermal Protection | Depop, Shutdown, Thermal Protection | Depop, Shutdown, Thermal Protection | Depop, Shutdown, Thermal Protection | Depop, Input Multiplexer, Shutdown, Thermal Protection | Depop, Input Multiplexer, Shutdown, Thermal Protection | Depop, Shutdown, Thermal Protection |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | 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) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supplier Device Package | 20-TSSOP | 20-TSSOP | 20-TSSOP | 20-HTSSOP | 20-TSSOP | 16-SOIC | 20-TSSOP | 20-TSSOP | 16-SOIC |
| Package / Case | 20-TSSOP (0.173", 4.40mm Width) | 20-TSSOP (0.173", 4.40mm Width) | 20-TSSOP (0.173", 4.40mm Width) | 20-PowerTSSOP (0.173", 4.40mm Width) | 20-TSSOP (0.173", 4.40mm Width) | 16-SOIC (0.295", 7.50mm Width) | 20-TSSOP (0.173", 4.40mm Width) | 20-TSSOP (0.173", 4.40mm Width) | 16-SOIC (0.295", 7.50mm Width) |
