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| Part Number | TDA7454 | TDA7494 | TDA7451 |
|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Status | Obsolete | Obsolete | Obsolete |
| Type | Class AB | Class AB | Class AB |
| Output Type | 4-Channel (Quad) | 1-Channel (Mono) | 2-Channel (Stereo) or 4-Channel (Quad) |
| Max Output Power x Channels @ Load | 60W x 4 @ 2Ohm | 10W x 1 @ 8Ohm | 32W x 2 @ 4Ohm; 9.5W x 4 @ 4Ohm |
| Voltage - Supply | 8V ~ 18V | 11V ~ 35V | - |
| Features | Mute, Short-Circuit and Thermal Protection, Standby | Depop, Input Multiplexer, Mute, Short-Circuit and Thermal Protection, Standby, Volume Control | Depop, Mute, Short-Circuit and Thermal Protection, Standby |
| Mounting Type | Through Hole | Through Hole | Through Hole |
| Operating Temperature | -55°C ~ 150°C (TJ) | -20°C ~ 85°C (TA) | -40°C ~ 150°C (TJ) |
| Supplier Device Package | 25-Flexiwatt (Vertical) | 15-Multiwatt | 25-Flexiwatt (Vertical) |
| Package / Case | 25-Flexiwatt (Formed Leads) | Multiwatt-15 (Vertical, Bent and Staggered Leads) | 25-Flexiwatt (Formed Leads) |
