Pl2586 design circuit | pl2586 replaces Fe1 1s circuit diagram | USB2 Scheme design of 0hub industrial hub

Wang Jiu PL2586 replace FE1.1S Designed for  4 mouth USB HUB, The advantage lies in industrial grade USB 2.0 4 port USB HUB,

General features ：

accord with USB Specification Revision 2.0

The upstream port supports high-speed communication （480MHz） And full speed （12MHz） signal communication

Configurable 4/3/2 The downstream port supports high-speed communication 、 Full speed and low speed

  Backward compatibility USB Specification version 1.1

accord with USB Battery charging specification 1.2 edition

Fast integration 8051 Microprocessor

12MHz Oscillator clock input

Integrate upstream 1.5KΩ Pull up and down 15KΩ Pull down resistor

Single converter （ single TT）

Joint power control and global overcurrent detection of downstream ports

low power consumption USB2.0 A hub

On film 5V To 3.3V/1.2V Regulator

Automatic re enumeration , It is used to switch between self power supply mode and bus power supply mode

External for customizing information storage EEPROM Interface

customized VID,PID

double LED Port indicator mode

 4 Downstream ports LED（ Turn on green ） And an event / Pause LED（ Red ）

  One for the 4 Joint downstream port of ports LED（ Green enable ） And an event / Pause

Light-emitting diode （ Red ）

PL2586 replace FE1.1S Refer to the design circuit diagram ：

1. describe

PL2586 It's a USB 2.0 High speed 4 High performance solution for port hub controller , Fully support universal serial bus specification 2.0. The controller supports serial bus 4 individual DS（ The downstream ） Interface technology with lower power consumption when ports work at the same time .