ISP1122ABD datasheet(29/48 Pages) PHILIPS

部件名	ISP1122ABD

功能描述	Universal Serial Bus stand-alone hub

PDF	48 Pages

Scroll/Zoom	100%

制造商	PHILIPS [NXP Semiconductors]

网页	http://www.nxp.com

标志

29 / 48 page

Philips Semiconductors

ISP1122A

USB stand-alone hub

Preliminary speciﬁcation

Rev. 01 — 27 March 2000

29 of 48

9397 750 06986

Power switch is low-ohmic PMOS device as speciﬁed in Section 12.2.

Fig 13. Mode 0: bus-powered hub; ganged port power switching; global overcurrent detection.

MBL173

handbook, full pagewidth

INDV

OPTION

PSW1/GL1

PSW5/GL5/GPSW

PSW4/GL4

PSW3/GL3

SP/BP

OC5/GOC

PSW2/GL2

OC1

OC2

OC3

OC4

ISP1122A

VBUS

−

GND

SHIELD

+4.50 V(min)

upstream

port

VCC

GND

330

Ω

VBUS

−

GND

SHIELD

+4.40 V

(min)

downstream

ports

120

µF

ferrite bead

VBUS

−

GND

SHIELD

+4.40 V

(min)

120

µF

ferrite bead

VBUS

−

GND

SHIELD

+4.40 V

(min)

120

µF

ferrite bead

VBUS

−

GND

SHIELD

+4.40 V

(min)

120

µF

ferrite bead

low-ohmic

PMOS switch

47 k

Ω

0.1

µF

ISP1122ABD 数据表(PDF) 29 Page - NXP Semiconductors

ISP1122ABD 数据表(HTML) 29 Page - NXP Semiconductors

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ISP1122ABD 数据表(PDF) 29 Page - NXP Semiconductors

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