USB2517-JZX Microchip Technology

For order or price inquiry of USB2517-JZX Microchip Technology / Atmel – USB Interface IC , USB 2.0 , QFN-64 , High Speed ( HS ) , Hub Controller Please fill the RFQ form we will check out inventory and offer you our best price .





Table of Contents ( Quick Access )


  • High performance, low-power, small footprint hub controller IC with 2, 3, 4, or 7 downstream ports (indicated by the “x” in the part number)
  • Fully compliant with the USB 2.0 specification
  • Enhanced OEM configuration options available through either a single serial I2C® EEPROM, or SMBus slave port
  • MultiTRAK – High-performance multiple transaction translator which provides one transaction translator per port
  • PortMap – Flexible port mapping and disable sequencing
  • PortSwap – Programmable USB differential-pair pin locations ease PCB design by aligning USB signal lines directly to connectors
  • PHYBoost – Programmable USB signal drive strength for recovering signal integrity using 4-level driving strength resolution
  • Full power management with individual or ganged power control of each downstream port
  • Fully integrated USB termination and pull-up/pulldown resistors
  • Supports a single external 3.3 V supply source; internal regulators provide 1.8 V internal core voltage
  • Onboard 24 MHz crystal driver, ceramic resonator, or external 24/48 MHz clock input
  • Customizable vendor ID, product ID, and device ID
  • 4 kilovolts of HBM JESD22-A114F ESD protection (powered and unpowered)
  • Supports self- or bus-powered operation
  • 36-pin QFN (6×6 mm)
  • 48-pin QFN (7×7 mm)
  • 64-pin QFN (9×9 mm)
  • USB251xi products support the industrial temperature range of -40°C to +85°C
  • Mobile PC Docking Stations
  • LCD Monitors/TVs
  • PC Motherboards
  • Gaming Consoles
  • Multi-Function Printers
  • Cable/DSL Modems
  • Set-Top Boxes
  • HDD Enclosures
  • Keyboards
  • KVM Switches
  • Server Front Panels
  • Point-of-Sale (POS) Systems
  • IP Telephony
  • Automobile/Home Audio Systems
  • Industrial



Downstream Ports 7
Integrated Flash Media Reader No
MultiTRAK Tech Yes
Op Voltage (V) 3.3
Per-Port Switching No
PHYBoost Yes
PortMap Yes
PortSwap Yes
SmartHub No
Temp Range (°C) -40 – 85
TrueSpeed Yes
Upstream Port USB 2.0
USB Speed USB 2.0


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