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| Part Number | TDA7438 | TDA7438D | TDA7439 | TDA7448 | TDA7418 | TDA7430 | TDA7431 |
|---|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | Active | Obsolete | Obsolete |
| Function | Audio Tone Processor | Audio Tone Processor | Audio Tone Processor | Volume Control | Audio Signal Processor | Audio Tone Processor | Audio Tone Processor |
| Applications | Automotive Audio, Consumer Audio | Automotive Audio, Consumer Audio | Automotive Audio, Consumer Audio | Professional Audio | Automotive Audio | Automotive Audio, Consumer Audio | Automotive Audio, Consumer Audio |
| Number of Channels | 2 | 2 | 2 | 6 | 4 | 2 | 2 |
| Interface | I²C | I²C | I²C | I²C | I²C | I²C | I²C |
| Voltage - Supply | 6V ~ 10.2V | 6V ~ 10.2V | 7V ~ 10.2V | 4.75V ~ 10V | 8V ~ 10V | 7V ~ 10.2V | 7V ~ 10.2V |
| Operating Temperature | 0°C ~ 70°C (TA) | 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) | 0°C ~ 70°C (TA) |
| Specifications | - | - | - | -79dB | - | 0.5dB | 0.5dB |
| Mounting Type | Through Hole | Surface Mount | Through Hole | Surface Mount | Surface Mount | Surface Mount | Through Hole |
| Package / Case | 28-DIP (0.600", 15.24mm) | 28-SOIC (0.295", 7.50mm Width) | 30-SDIP (0.400", 10.16mm) | 20-SOIC (0.295", 7.50mm Width) | 20-SOIC (0.295", 7.50mm Width) | 44-LQFP | 42-SDIP (0.600", 15.24mm) |
| Supplier Device Package | 28-DIP | 28-SO | 30-SDIP | 20-SO | 20-SO | 44-TQFP (10x10) | 42-SDIP |
