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TUSB319-Q1是USB Type-C下游端口（DFP）控制器。 TUSB319-Q1监视USB Type-C配置通道（CC）线，以确定何时连接USB设备。如果连接了上游端口（UFP）设备，则TUSB319-Q1驱动开漏输出ID，可在系统中使用以应用VBUS电源。该器件还通过CC线将可选择的VBUS电流源功能传送到UFP。
| Function |
| Policy Manager |
| Alternate Mode |
| Power Role |
| Data Role |
| Internal Power Path |
| External Power Path Control |
| Realtime VBUS monitoring |
| Dead Battery Support |
| Operating Temperature Range (C) |
| Rating |
| Configuration |
| Package Group |
| TUSB319-Q1 | TUSB320HAI | TUSB320LAI | TUSB321 | TUSB322I | TUSB422 |
|---|---|---|---|---|---|
| CC Controller | CC Controller | CC Controller | CC Controller | CC Controller | CC Controller PD Controller |
| N/A | N/A | N/A | N/A | ||
| No | No | No | No | No | Yes |
| Source | DRP Sink Source | DRP Sink Source | DRP Sink Source | DRP Sink Source | DRP Sink Source |
| DFP | DFP DRD UFP | DFP DRD UFP | DFP DRD UFP | DFP DRD UFP | DFP DRD UFP |
| 5V 3A Source | N/A | N/A | N/A | N/A | |
| GPIO | GPIO I2C | GPIO I2C | GPIO | GPIO I2C | |
| Yes | Yes | Yes | Yes | Yes | No |
| No | Yes | Yes | Yes | Yes | Yes |
| -40 to 85 | -40 to 85 | -40 to 85 | 0 to 70 | -40 to 85 | -40 to 85 |
| Automotive | Catalog | Catalog | Catalog | Catalog | Catalog |
| DFP | Active High Enable Try.SRC Try.SNK USB2 70uA | Active Low Enable Try.SRC Try.SNK USB2 70uA | Always ON USB3 100uA | Active Low Enable Try.SRC Try.SNK USB3 70uA | Always ON USB3 10uA |
| WSON | X2QFN | X2QFN | X2QFN | X2QFN | DSBGA |
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