USB4624 datasheet(13/58 Pages) MICROCHIP

13 / 58 page

USB 2.0 HSIC Hi-Speed 4-Port Hub Controller

Datasheet

 2014 Microchip Technology Inc.

DS00001717A-page 13

Upstream

HSIC Data

(Flex Port 0)

FLEX_HSIC_UP_

DATA

HSIC

Upstream HSIC Port 0 DATA signal.

See Note 3.2.

Note:

The upstream Port 0 signals can be

optionally swapped with the

downstream Port 1 signals.

Upstream

HSIC Strobe

(Flex Port 0)

FLEX_HSIC_UP_

STROBE

HSIC

Upstream HSIC Port 0 STROBE signal.

See Note 3.2.

Note:

The upstream Port 0 signals can be

optionally swapped with the

downstream Port 1 signals.

Downstream

HSIC Data

(Swap Port 1)

SWAP_HSIC_DN_

DATA1

HSIC

Downstream HSIC Port 1 DATA signal.

Note:

The downstream Port 1 signals can be

optionally swapped with the upstream

Port 0 signals.

Downstream

HSIC Strobe

(Swap Port 1)

SWAP_HSIC_DN_

STROBE1

HSIC

Downstream HSIC Port 1 STROBE signal.

Note:

The downstream Port 1 signals can be

optionally swapped with the upstream

Port 0 signals.

Downstream

HSIC Data

(Port 2)

HSIC_DN_DATA2

HSIC

Downstream HSIC Port 2 DATA signal.

Downstream

HSIC Strobe

(Port 2)

HSIC_DN_STROBE2

HSIC

Downstream HSIC Port 2 STROBE signal.

Downstream

USB D+

(Port 3)

USBDN3_DP

AIO

Downstream USB Port 3 D+ data signal.

Port 3 D+

Disable

Configuration

Strap

PRT_DIS_P3

This strap is used in conjunction with

PRT_DIS_M3 to disable USB Port 3.

0 = Port 3 D+ Enabled

1 = Port 3 D+ Disabled

Note:

Both PRT_DIS_P3 and PRT_DIS_M3

must be tied to VDD33 at reset to

disable the associated port.

See Note 3.3 for more information on

configuration straps.

Table 3.1 Pin Descriptions (continued)

NUM PINS

NAME

SYMBOL

BUFFER

TYPE

DESCRIPTION

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