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ISP1520 Datasheet(PDF) 2 Page - NXP Semiconductors

Part No. ISP1520
Description  Hi-Speed Universal Serial Bus hub controller
Download  51 Pages
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

ISP1520 Datasheet(HTML) 2 Page - NXP Semiconductors

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Philips Semiconductors
ISP1520
Hi-Speed USB hub controller
Product data
Rev. 02 — 04 May 2004
2 of 51
9397 750 11689
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
2.
Features
s Complies with:
x Universal Serial Bus Specification Rev. 2.0
x Advanced Configuration and Power Interface (ACPI™), OnNow™ and USB
power management requirements.
s Supports data transfer at high-speed (480 Mbit/s), full-speed (12 Mbit/s) and
low-speed (1.5 Mbit/s)
s Self-powered capability
s USB suspend mode support
s Configurable number of ports
s Internal power-on reset and low voltage reset circuit
s Port status indicators
s Integrates high performance USB interface device with hub handler, Philips Serial
Interface Engine (SIE) and transceivers
s Built-in overcurrent detection circuit
s Individual or ganged power switching, individual or global overcurrent protection,
and non-removable port support by I/O pins configuration
s Simple I2C-bus (master/slave) interface to read device descriptor parameters,
language ID, manufacturer ID, product ID, serial number ID and string descriptors
from a dedicated external EEPROM, or to allow the microcontroller to set up hub
descriptors
s Visual USB traffic monitoring (GoodLink™) for the upstream facing port
s Uses 12 MHz crystal oscillator with on-chip Phase-Locked Loop (PLL) for low
ElectroMagnetic Interference (EMI)
s Full industrial operating temperature range from 0
°Cto70 °C
s Available in LQFP64 package.
3.
Applications
s Monitor hubs
s Docking stations for notebooks
s Internal hub for USB motherboards
s Hub for extending Easy PCs
s Hub boxes.


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