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| Part Number | TS421IQT | TS421IST | TS421IDT |
|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Status | Active | Obsolete | Obsolete |
| Type | Class AB | Class AB | Class AB |
| Output Type | 1-Channel (Mono) | 1-Channel (Mono) | 1-Channel (Mono) |
| Max Output Power x Channels @ Load | 367mW x 1 @ 16Ohm | 367mW x 1 @ 16Ohm | 367mW x 1 @ 16Ohm |
| Voltage - Supply | 2V ~ 5.5V | 2V ~ 5.5V | 2V ~ 5.5V |
| Features | Differential Inputs, Short-Circuit Protection, Standby | Differential Inputs, Short-Circuit Protection, Standby | Differential Inputs, Short-Circuit Protection, Standby |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supplier Device Package | 8-DFN (3x3) | 8-MiniSO | 8-SOIC |
| Package / Case | 8-VFDFN Exposed Pad | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | 8-SOIC (0.154", 3.90mm Width) |
