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ISP1130

Universal Serial Bus compound hub with integrated keyboard controller

Philips Electronics 

Philips Semiconductors

ISP1130

USB compound hub with keyboard controller

s Supports bus-powered and hybrid-powered application

s 1 to 2 downstream ports with automatic speed detection

s 1 to 3 non-removable embedded functions, 1 dedicated for keyboard operation

s 8 × 18 scan line matrix for HID compliant keyboard applications

s Integrated 80C51 microcontroller core with 8 kbytes mask ROM and 256 bytes

data RAM

s On-chip watchdog timer for automatic fault recovery

s Internal power-on reset and low-voltage reset circuit

s Individual power switching for downstream ports

s Individual port overcurrent protection with built-in sense circuits

s 6 MHz crystal oscillator with on-chip PLL for low EMI

s Reduced power consumption by putting microcontroller in sleep mode or

power-down mode

s Visual USB traffic monitoring (GoodLink) for hub and downstream ports

s I2C-bus interface to read vendor ID, product ID and configuration bits from

external EEPROM

s Operation over the extended USB bus voltage range (4.0 to 5.5 V)

s Operating temperature range −40 to +85 °C

s Available in 56-pin SDIP and SSOP packages.

3. Ordering information

Table 1: Ordering information

Type number

Package

Name

Description

ISP1130DL

SSOP56 plastic shrink small outline package; 56 leads; body width 7.5 mm

ISP1130N

SDIP56

plastic shrink dual in-line package; 56 leads (600 mil)

Version

SOT371-1

SOT400-1

9397 750 06895

Objective specification

Rev. 01 — 23 March 2000

© Philips Electronics N.V. 2000. All rights reserved.

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