FE2.1 datasheet(6/20 Pages) TERMINUS

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USB 2.0 7-Port Hub

Data Sheet Rev. 1.01

PIN DESCRIPTION TABLE

Pin Name 64-pin

LQFP

Pin#

48-pin

LQFP

Pin#

Type

Function

Note

LED[5]

LED Control for the 5th Downstream Facing Port Status.

DRV

Driving Control for all LED.

TESTJ

IO-PU Test Mode Enable during hardware reset, active low.

Otherwise, SDA, Serial Data/Address pin for external Serial

EEPROM.

LED[1]

IO-PU

LED Control for the 1st Downstream Facing Port Status, and

SCL, Serial Clock pin for external Serial EEPROM.

LED[2]

I-PU

LED Control for the 2nd Downstream Facing Port Status, and

Non-Removable Device Configuration bit 0.

LED[3]

I-PU

LED Control for the 3rd Downstream Facing Port Status, and

Non-Removable Device Configuration bit 1.

VD18

7, 36

6, 28

1.8V power input.

LED[4]

I-PU

LED Control for the 4th Downstream Facing Port Status, and

Non-Removable Device Configuration bit 2.

VDD5

5V power input for integrated 5V→3.3V regulator.

VD33_O

3.3V power output from 5V→3.3V integrated regulator – a

10μF decoupling capacitor is required.

VSS

11, 19,

25, 37,

43, 49

10, 39

Ground.

PWRJ[3]

―

Power Enable for 3rd Downstream Facing Port, active low.

OVCJ[3]

―

I-PU

Over-current Detect for 3rd Downstream Facing Port, active low. 1

PWRJ[4]

―

Power Enable for 4th Downstream Facing Port, active low.

OVCJ[4]

―

I-PU

Over-current Detect for 4th Downstream Facing Port, active low. 1

VD33

16, 22,

28, 34,

40, 46,

15, 20,

26, 31,

36, 42

3.3V Power Input.

DM4

UTD

The D- pin of the 4th Downstream Facing Port.

DP4

UTD

The D+ pin of the 4th Downstream Facing Port.

Jul. 16, 2009

Subject to Change Without Notice

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