參數(shù)資料
型號(hào): ISP1521BE
廠商: NXP SEMICONDUCTORS
元件分類: 總線控制器
英文描述: Hi-Speed Universal Serial Bus hub controller
中文描述: UNIVERSAL SERIAL BUS CONTROLLER, PQFP80
封裝: 12 X 12 MM, 1.40 MM HEIGHT, PLASTIC, MS-026, SOT-315-1, LQFP-80
文件頁(yè)數(shù): 2/53頁(yè)
文件大小: 270K
代理商: ISP1521BE
Philips Semiconductors
ISP1521
Hi-Speed USB hub controller
Product data
Rev. 03 — 24 November 2004
2 of 53
9397 750 13702
Koninklijke Philips Electronics N.V. 2004. All rights reserved.
2.
Features
I
Complies with:
N
Universal Serial Bus Specification Rev. 2.0
N
Advanced Configuration and Power Interface (ACPI), OnNow and USB
power management requirements
I
Supports data transfer at high-speed (480 Mbit/s), full-speed (12 Mbit/s) and
low-speed (1.5 Mbit/s)
I
Self-powered capability
I
USB suspend mode support
I
Configurable number of ports
I
Internal power-on reset and low voltage reset circuit
I
Port status indicators
I
Integrates high performance USB interface device with hub handler, Philips Serial
Interface Engine (SIE) and transceivers
I
Built-in overcurrent detection circuit
I
Individual or ganged power switching, individual or global overcurrent protection,
and non-removable port support by I/O pins configuration
I
Simple I
2
C-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
I
Visual USB traffic monitoring (GoodLink) for the upstream facing port
I
Uses 12 MHz crystal oscillator with on-chip Phase-Locked Loop (PLL) for low
ElectroMagnetic Interference (EMI)
I
Supports temperature range from
40
°
C to +70
°
C
I
Available in LQFP80 package.
3.
Applications
I
Monitor hubs
I
Docking stations for notebooks
I
Internal hub for USB motherboards
I
Hub for extending Easy PCs
I
Hub boxes.
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