| PartNumber | TS4990IDT | TS4990IQT | TS4990ID |
| Description | Audio Amplifiers 1.2W audio Pwr amp | Audio Amplifiers 1.2W audio pow. amp. | Audio Amplifiers 1.2W audio Pwr amp |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | Audio Amplifiers | Audio Amplifiers | Audio Amplifiers |
| RoHS | Y | Y | Y |
| Series | TS4990 | TS4990 | TS4990 |
| Product | Audio Amplifiers | Audio Amplifiers | Audio Amplifiers |
| Class | Class-AB | Class-AB | Class-AB |
| Output Power | 1.2 W | 1.2 W | 1.2 W |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Type | 1-Channel Mono | 1-Channel Mono | 1-Channel Mono |
| Package / Case | SO-8 | VFQFPN-8 | SO-8 |
| Audio Load Impedance | 8 Ohms | 8 Ohms | 8 Ohms |
| THD plus Noise | 0.2 % | 0.2 % | 0.2 % |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 2.2 V | 2.2 V | 2.2 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Reel | Reel | Tube |
| Description/Function | Speaker | Speaker | Speaker |
| Height | 1.25 mm | 0.88 mm | 1.25 mm |
| Input Type | Differential | Differential | Differential |
| Length | 5 mm | 3 mm | 5 mm |
| Supply Type | Single | Single | Single |
| Width | 4 mm | 3 mm | 4 mm |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Number of Channels | 1 Channel | 1 Channel | 1 Channel |
| Supply Current Max | 6 mA | 6 mA | 6 mA |
| GBP Gain Bandwidth Product | 1.5 MHz | 1.5 MHz | 1.5 MHz |
| Operating Supply Current | 3.7 mA | 3.7 mA | 3.7 mA |
| Operating Supply Voltage | 3 V, 5 V | 3 V, 5 V | 3 V, 5 V |
| Output Signal Type | Differential | Differential | Differential |
| Product Type | Audio Amplifiers | Audio Amplifiers | Audio Amplifiers |
| PSRR Power Supply Rejection Ratio | 64 dB | 64 dB | 64 dB |
| Factory Pack Quantity | 2500 | 3000 | 100 |
| Subcategory | Audio ICs | Audio ICs | Audio ICs |
| Unit Weight | 0.017870 oz | - | 0.017870 oz |