Claims
- 1. A connector port for connecting to a serial device providing a differential wire pair input signal, the port comprising:a data interface circuit operably connected to the serial device for providing termination of the input signal and responsive differential output signals onto an output wire pair; a power interface circuit having a voltage output operably connected to the serial device and a fuse link attached to the voltage output for providing overcurrent protection, wherein the data interface circuit further includes electrostatic discharge protection operably connected to the differential wire pair input signal.
- 2. The connector port of claim 2, wherein the data interface circuit further includes a filter operably connected to the differential wire pair signal.
- 3. The connector port of claim 1, wherein the power interface further includes a switch operably connected to the voltage output for substantially removing power from the serial device.
- 4. The connector port of claim 3, wherein the power interface further includes a current sensor operably connected to the switch for detecting the amount of power received by the serial device.
- 5. The connector port of claim 4, wherein the power interface further includes a controller operably connected between the sensor and the switch for determining when to remove the power from the serial device.
- 6. The connector port of claim 1, further comprising a connector jack for containing the data interface circuit and the power interface circuit.
- 7. The connector port of claim 1, wherein the differential wire pair input signal is bidirectional.
- 8. An integrated circuit die housed inside a port for connecting to a serial device, the die comprising:an integrated data interface circuit that electrically communicates with a pair of data transmission contacts disposed within the port; and an integrated power interface circuit that electrically communicates with a voltage output contact and a common contact disposed within the port, wherein the power interface circuit includes a fuse link coupled to a voltage input contact that is disposed within the port.
- 9. The integrated circuit die of claim 8, wherein the data interface circuit and the data transmission contacts are coupled via wire bonds.
- 10. The integrated circuit die of claim 8, wherein the power interface circuit and the voltage output contact are coupled via a wire bond.
- 11. The integrated circuit die of claim 8, wherein the power interface circuit includes a strip of material that melts at a particular amperage coupled to a voltage input contact attached to the port.
- 12. A power interface circuit for a port that connects to a serial device, the power interface circuit comprising:a voltage output line that connects to the serial device; a switch operably connected to the voltage output line that breaks electrical communication with the voltage output line; a current sensor operably connected to the switch, the current sensor detecting an amount of current received by the serial device; and a controller operably connected between the switch and the current sensor, the controller controlling the switch in response to a communication received from the current sensor.
- 13. The power interface circuit of claim 12, which includes a temperature sensor that communicates with the controller, the controller controlling the switch in response to a communication received from the temperature sensor.
- 14. The power interface circuit of claim 12, which includes a flag output that communicates with the controller, the flag output indicating whether the controller is turning the switch on or off.
- 15. The integrated circuit die of claim 8, wherein the power interface circuit includes a switch electrically connected to the voltage output contact.
- 16. The integrated circuit die of claim 15, wherein the power interface circuit includes a temperature sensor operably coupled to the switch.
- 17. The integrated circuit die of claim 8, wherein the integrated data interface circuit is bidirectional.
- 18. The power interface circuit of claim 12, which includes a fuse link between a voltage input and the current sensor.
- 19. The power interface circuit of claim 12, wherein the fuse link includes a material that thermally deforms at a particular amperage.
- 20. The power interface circuit of claim 12, which is bidirectional.
Parent Case Info
This application claims the benefit of Provisional application No. 60/115,141, filed Jan. 8, 1999.
US Referenced Citations (7)
Non-Patent Literature Citations (2)
Entry |
Micrel Product Brochure, entitled: “MIC2505/2506 Single 2A/Dual 1A/High-Side Switches”. (No Date). |
Unitrode Product Brochure, entitled: “UCC3912 Programmable Hot Swap Power Manager”.(No Date). |
Provisional Applications (1)
|
Number |
Date |
Country |
|
60/115141 |
Jan 1999 |
US |