描述 Description

Engaged in Gigabit Data transfer Speed I/O solution development, Asmedia Technology is committed to enlarging product portfolio with introducing USB3.0 HUB controller Products. The ASM1074, the four downstream ports USB3.0 HUB Controller, highly integrated with ASMedia SuperSpeed USB3.0 and USB2.0 self-design PHYs, enables high speed PHY interface up to 5Gbps, following Universal Series Bus 3.0 Revision 1.0 Specification.

特性 Features

?USB3.0 HUB Features
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? Universal series Bus 3.0 Revision 1.0 Compliance
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? Upstream Port support SuperSpeed, High-Speed and Full-Speed Connections
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? Four Downstream Ports support SuperSpeed, High-Speed, Full-Speed and Low-Speed Connections
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? Implement USB3.0 power management function
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? SuperSpeed Link Power Management support
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? USB2.0 Link Power Management support
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? USB Attached SCSI Protocol Revision 1.0 Compliance
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? Multiple Transaction Translator support
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? Port Power Switching and Over-Current Protection per port control
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? Individual and Gang mode selectable via strapping?
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? Remarkable with Removable or permanently attached? ? ?Battery Charge Features
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? Automatic Battery Charge function detection
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? Battery Charge Rev 1.2 specification compliance
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? Support Battery Charge function for portable devices, like Cellphones and Pads.
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? Support the charge function while the system enters active or suspend state
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? Dedicated Charge Port (DCP) support? ? ?General Feature
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? Integrated 8-bit RISC microprocessor
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? SPI flash support for customized firmware
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? I2C EEPROM support for customized configuration
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? Uploadable Firmware & configuration via upstream port
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? Integrated 5V to 3.3V linear regulator
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? Self-power and bus-power support
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? Automatic power type detection and dynamic power type switch\\ ?
? Flexible and selectable clock source
? ?→ Could select crystal mode or external clock mode
? ?→ Support 20MHz or 25MHz or 30MHz crystal
? ?→ Support 48MHz clock input from external clock generator
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? Multiple GPIOs for LED application
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? Two Power Supply domain
? → IO power supply with 3.3V+/-0.3V
? → Core power supply 1.05V+/-0.05V
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? 10x10 mm2 88-pin QFN package
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? Green Package with RoHs Compliance?Package Type
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? QFN 88L