General Description

The SLG55594/SLG55594A is a USB device that combines

high speed USB switches with a USB host charger (dedicated

charger) identification circuit. The device supports both the

latest USB Battery Charging Specification Revision 1.2

including data contact detection and a set resistor bias for

Apple* compliant devices as well as legacy USB D+/D- short

detection using data line pull-up.

The SLG55594/SLG55594A can also support CDP mode

(FAST charging and data communication available mode if

smartphone can support CDP mode.)

The SLG55594/SLG55594A can also support low speed / full

speed mouse/keyboard wake-up from S3 mode.

Features

• High Speed USB Switching

• Low 4.0pF (typ) On Capacitance

• Low 4.0W (typ) On Resistance

• Low 0.5W (typ) On Resistance Flatness

• 4.5V to 5.5V Supply Range

• Low Supply Current

• Automatic Current-Limit Switch Control

• Automatic USB Charger Identification Circuit

• CDP Support (active USB 2.0 data communication with

1.5A charging)

• Automatic CDP/SDP mode support with SMART-CDP=1

for Always Data Communication

• Chinese Telecom Standard YD/T 1591-2009 specification

support

• Samsung Galaxy Tab** charge scheme support

• Pb-Free / RoHS Compliant / Halogen-Free

• TDFN-8 Package