USB4604
USB 2.0 HSIC Hi-Speed 4-Port Hub
Controller
PRODUCT FEATURES
Highlights
Datasheet
Additional Features
Hub Controller IC with 4 downstream ports
High-Speed Inter-Chip (HSIC) support
— Upstream port selectable between HSIC or USB 2.0
MultiTRAK
TM
— Dedicated Transaction Translator per port
PortMap
— Configurable port mapping and disable sequencing
USB-IF Battery Charger revision 1.2 support on up &
downstream ports (DCP, CDP, SDP)
®
Battery charging support for Apple devices
FlexConnect:
Downstream port 1 able to swap with
upstream port, allowing master capable devices to
control other devices on the hub
USB to I
2
C
TM
/SPI bridge endpoint support
USB Link Power Management (LPM) support
SUSPEND pin for remote wakeup indication to host
Start Of Frame (SOF) synchronized clock output pin
Vendor Specific Messaging (VSM) support
Enhanced OEM configuration options available
through OTP or SMBus Slave Port
Flexible power rail support
—
—
—
—
VBUS or VBAT only operation
3.3V only operation
VBAT + 1.8V operation
3.3V + 1.8V operation
PortSwap
— Configurable differential intra-pair signal swapping
PHYBoost
TM
— Programmable USB transceiver drive strength for
recovering signal integrity
VariSense
TM
— Programmable USB receiver sensitivity
Low power operation
Full Power Management with individual or ganged
power control of each downstream port
Built-in Self-Powered or Bus-Powered internal default
settings provide flexibility in the quantity of USB
expansion ports utilized without redesign
Supports “Quad Page” configuration OTP flash
— Four consecutive 200 byte configuration pages
48-pin (7x7mm) SQFN, RoHS compliant package
Target Applications
LCD monitors and TVs
Multi-function USB peripherals
PC mother boards
Set-top boxes, DVD players, DVR/PVR
Printers and scanners
PC media drive bay
Portable hub boxes
Mobile PC docking
Embedded systems
Fully integrated USB termination and Pull-up/Pull-
down resistors
On-chip Power On Reset (POR)
Internal 3.3V and 1.2V voltage regulators
On Board 24MHz Crystal Driver, Resonator, or
External 24MHz clock input
USB host/device speed indicator. Per-port 3-color
LED drivers indicate the speed of USB host and
device connection - hi-speed (480 Mbps), full-speed
(12 Mbps), low-speed (1.5 Mbps)
Environmental
— Commercial temperature range support (0ºC to 70ºC)
— Industrial temperature range support (-40ºC to 85ºC)
SMSC USB4604
Revision 1.0 (06-17-13)
DATASHEET
SMSC [ SMSC CORPORATION ]
