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| PartNumber | STA321MPL1TR | STA321MPL | STA321MPL1TA |
| Description | Audio DSPs Scalable digital microphone processor | IC AUDIO PROCESSOR 8CHAN TQFP64 | |
| Manufacturer | STMicroelectronics | STMicroelectronics | - |
| Product Category | Audio DSPs | Audio Special Purpose | - |
| RoHS | Y | - | - |
| Series | STA321MPL1 | STA321MP | - |
| Product | Audio DSPs | Digital Audio Processors | - |
| Operating Supply Voltage | 3.3 V | - | - |
| Operating Supply Current | 60 mA | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 90 C | - | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | TQFP-64 | - | - |
| Packaging | Reel | Tray | - |
| Resolution | 24 bit | - | - |
| Type | Digital Microphone Processor | Microphone Processor | - |
| Brand | STMicroelectronics | - | - |
| Interface Type | I2C, I2S | - | - |
| Number of Channels | 8 Channel | 8 | - |
| Moisture Sensitive | Yes | - | - |
| Product Type | Audio DSPs | - | - |
| Factory Pack Quantity | 1000 | - | - |
| Subcategory | Audio ICs | - | - |
| Supply Voltage Max | 3.6 V | - | - |
| Supply Voltage Min | 3 V | - | - |
| Unit Weight | - | 0.012720 oz | - |
| Package Case | - | TQFP-64 | - |
| Operating Temperature | - | -40°C ~ 125°C (TJ) | - |
| Specifications | - | Full Flexible Amplification | - |
| Function | - | Fully Integrated Processor | - |
| Applications | - | Pre-Amplifier | - |
| Interface | - | I2C, I2S | - |
| Voltage Supply | - | 3 V ~ 3.6 V | - |
| Supplier Device Package | - | 64-TQFP (10x10) | - |