Other Parts Discussed in Thread: TUSB8041, , TUSB8042A, TUSB8043A, TUSB8044A
Over the time, TI TUSB804x USB3 hub family has been transitioned from USB3.0 to USB3.1, from TUSB8041 to TUSB8041A/8042A/8043A/8044A.
Here is the summary of major difference between these devices:
Functional Difference:
• TUSB8041 – USB 2.1 and USB 3.0 compliant, 4-port hub
• TUSB8041A – USB 2.1 and USB 3.1 generation 1 compliant, 4-port hub
• TUSB8042A – USB 2.1 and USB 3.1 generation 1 compliant, 4-port hub, with additional charging modes
• TUSB8043A – USB 2.1 and USB 3.1 generation 1 compliant, 4-port hub, with an HID programming interface and additional charging modes
• TUSB8044A– USB 2.1 and USB 3.1 generation 1 compliant, 4-port hub, with an HID programming interface, USB 2.0 Billboard support, and additional charging modes
• Default I 2C master bus speed: – TUSB8042A/43A/44A – I 2C master bus speed is 400 kHz
– TUSB8041 and TUSB8041A – I 2C master bus speed is 100 kHz
• USB 2.0 only ports: – TUSB8042A/43A/44A – Can report exposed USB ports as USB 2.0 only
– TUSB8041 and TUSB8041A – Feature not available, all exposed USB ports reported as USB 3.x
Major Feature Difference: