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| Part Number | TDA7449 | TDA7449L | TDA7469 | TDA7419 | TDA7439 | TDA7442 | TDA7448 |
|---|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Status | Obsolete | Obsolete | Obsolete | Active | Obsolete | Obsolete | Obsolete |
| Function | Volume Control | Volume Control | Audio Tone Processor | Audio Signal Processor | Audio Tone Processor | Audio Tone Processor | Volume Control |
| Applications | Consumer Audio | Consumer Audio | Consumer Audio | Automotive Audio | Automotive Audio, Consumer Audio | Consumer Audio | Professional Audio |
| Number of Channels | 2 | 2 | 2 | 4 | 2 | 2 | 6 |
| Interface | I²C | I²C | I²C | I²C | I²C | I²C | I²C |
| Voltage - Supply | 6V ~ 10.2V | 6V ~ 10.2V | 1.8V ~ 5V | 8V ~ 10V | 7V ~ 10.2V | 7V ~ 10.2V | 4.75V ~ 10V |
| Operating Temperature | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) | -10°C ~ 70°C (TA) | 0°C ~ 70°C (TA) |
| Specifications | 100dB | 100dB | ALC Surround | - | - | 0.5dB | -79dB |
| Mounting Type | Through Hole | Through Hole | Surface Mount | Surface Mount | Through Hole | Through Hole | Surface Mount |
| Package / Case | 20-DIP (0.300", 7.62mm) | 20-DIP (0.300", 7.62mm) | 24-SSOP (0.209", 5.30mm Width) | 28-SOIC (0.295", 7.50mm Width) | 30-SDIP (0.400", 10.16mm) | 32-SDIP (0.400", 10.16mm) | 20-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 20-DIP | 20-DIP | 24-SSOP | 28-SO | 30-SDIP | 32-SDIP | 20-SO |
