USB4715
USB 2.0 Hi-Speed Hub Controller
with FlexConnect on all Ports
Highlights
Product Features
• Single-chip USB 2.0 Hi-Speed hub controller with
FlexConnect
• FlexConnect
-
Downstream port able to swap with upstream port,
allowing USB host capable devices to control other
devices on the hub
-
-
1 upstream port for USB Host / OTG connection
4 downstream ports with FlexConnect capability on
all ports
• MultiTRAK™
• USB Battery Charging, revision 1.2, support on
downstream ports (DCP, CDP, SDP)
• Battery charging support for China and Apple®
profiles
-
Dedicated Transaction Translator per port
• PortMap
-
Configurable port mapping and disable sequencing
• PortSwap
• USB to SMBus, I2S™, SPI, UART, and GPIO
-
Configurable differential intra-pair signal swapping
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-
Apple authentication support
• PHYBoost
I2S for audio support; Asynchronous In, Adaptive
Out, 48KHz, two channels, 16-bits/channel
Flexible I2S capabilities with firmware update
-
Programmable USB transceiver drive strength for
recovering signal integrity
-
• VariSense™
-
Programmable USB receiver sensitivity
Target Applications
• USB Link Power Management (LPM) support
• Vendor Specific Messaging (VSM) support
• Media hubs
• Infotainment head units
• Automotive breakout boxes
• Docks
• Architected for USB Power Delivery (PD) 3.0 sup-
port
-
32-bit embedded microcontroller in the hub exe-
cutes PD stack and system policy manager
Interfaces to Microchip UPD350 Power Delivery
Interface device
• Monitors
-
• Point of sale
• Host switch for diagnostic mode
• Host switch for field firmware upgrades
-
-
Power delivery stack runs from external SPI Flash
SPI Flash provides flexibility for specification
revisions and evolving system needs
• Enhanced OEM configuration options available
through external straps, OTP configuration or
SMBus Slave port
• 3.3 V supply voltage
• AEC-Q100 compliance
-
Microchip parts are tested to meet or exceed the
requirements of the AEC-Q100 automotive qualifi-
cation standards
• Packaging
-
48-pin VQFN (7 x 7 mm)
• Environmental
-
-
-
Commercial temperature range (0°C to +70°C)
Industrial temperature range (-40° to +85°C)
Grade 3 Automotive temperature range
(-40° to +85°C)
2022 Microchip Technology Inc. and its subsidiaries
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